2432 lines
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2432 lines
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<div class="title">linear_solver.cc</div> </div>
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<a href="linear__solver_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2010-2021 Google LLC</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// limitations under the License.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include "<a class="code" href="linear__solver_8h.html">ortools/linear_solver/linear_solver.h</a>"</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  </div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#if !defined(_MSC_VER)</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <unistd.h></span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  </div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include <cmath></span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include <cstddef></span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include <utility></span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  </div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "absl/status/status.h"</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "absl/status/statusor.h"</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "absl/strings/ascii.h"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "absl/strings/match.h"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "absl/strings/str_cat.h"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "absl/strings/str_format.h"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "absl/strings/str_replace.h"</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "absl/synchronization/mutex.h"</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="accurate__sum_8h.html">ortools/base/accurate_sum.h</a>"</span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="commandlineflags_8h.html">ortools/base/commandlineflags.h</a>"</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "<a class="code" href="integral__types_8h.html">ortools/base/integral_types.h</a>"</span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include "<a class="code" href="base_2logging_8h.html">ortools/base/logging.h</a>"</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include "<a class="code" href="map__util_8h.html">ortools/base/map_util.h</a>"</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "<a class="code" href="status__macros_8h.html">ortools/base/status_macros.h</a>"</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include "<a class="code" href="stl__util_8h.html">ortools/base/stl_util.h</a>"</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include "<a class="code" href="linear__solver_8pb_8h.html">ortools/linear_solver/linear_solver.pb.h</a>"</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include "<a class="code" href="model__exporter_8h.html">ortools/linear_solver/model_exporter.h</a>"</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include "<a class="code" href="linear__solver_2model__validator_8h.html">ortools/linear_solver/model_validator.h</a>"</span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include "<a class="code" href="port_2file_8h.html">ortools/port/file.h</a>"</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include "<a class="code" href="fp__utils_8h.html">ortools/util/fp_utils.h</a>"</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  </div>
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<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="linear__solver_8cc.html#ac5be9926d9754d7c813277a5fe759589"> 48</a></span> <a class="code" href="linear__solver_8cc.html#ac5be9926d9754d7c813277a5fe759589">ABSL_FLAG</a>(<span class="keywordtype">bool</span>, verify_solution, <span class="keyword">false</span>,</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="stringliteral">"Systematically verify the solution when calling Solve()"</span></div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="stringliteral">", and change the return value of Solve() to ABNORMAL if"</span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="stringliteral">" an error was detected."</span>);</div>
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<div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="linear__solver_8cc.html#a1744bd4628776ce533d29d6f9e7625e0"> 52</a></span> <a class="code" href="linear__solver_8cc.html#ac5be9926d9754d7c813277a5fe759589">ABSL_FLAG</a>(<span class="keywordtype">bool</span>, log_verification_errors, <span class="keyword">true</span>,</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="stringliteral">"If --verify_solution is set: LOG(ERROR) all errors detected"</span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="stringliteral">" during the verification of the solution."</span>);</div>
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<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="linear__solver_8cc.html#a2ec8b8749245949a1f1e76dbcb5e3994"> 55</a></span> <a class="code" href="linear__solver_8cc.html#ac5be9926d9754d7c813277a5fe759589">ABSL_FLAG</a>(<span class="keywordtype">bool</span>, linear_solver_enable_verbose_output, <span class="keyword">false</span>,</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="stringliteral">"If set, enables verbose output for the solver. Setting this flag"</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="stringliteral">" is the same as calling MPSolver::EnableOutput()."</span>);</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="linear__solver_8cc.html#a1d3e5195882a915e9c47ac535b0d2005"> 59</a></span> <a class="code" href="linear__solver_8cc.html#ac5be9926d9754d7c813277a5fe759589">ABSL_FLAG</a>(<span class="keywordtype">bool</span>, mpsolver_bypass_model_validation, <span class="keyword">false</span>,</div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="stringliteral">"If set, the user-provided Model won't be verified before Solve()."</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="stringliteral">" Invalid models will typically trigger various error responses"</span></div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="stringliteral">" from the underlying solvers; sometimes crashes."</span>);</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  </div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
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<div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a318aeb9572247dd1ee5391ab4699664d"> 66</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research.html#a318aeb9572247dd1ee5391ab4699664d">SolverTypeIsMip</a>(MPModelRequest::SolverType solver_type) {</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">switch</span> (solver_type) {</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">case</span> MPModelRequest::GLOP_LINEAR_PROGRAMMING:</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">case</span> MPModelRequest::CLP_LINEAR_PROGRAMMING:</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordflow">case</span> MPModelRequest::GLPK_LINEAR_PROGRAMMING:</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">case</span> MPModelRequest::GUROBI_LINEAR_PROGRAMMING:</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">case</span> MPModelRequest::XPRESS_LINEAR_PROGRAMMING:</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">case</span> MPModelRequest::CPLEX_LINEAR_PROGRAMMING:</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  </div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">case</span> MPModelRequest::SCIP_MIXED_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keywordflow">case</span> MPModelRequest::GLPK_MIXED_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordflow">case</span> MPModelRequest::CBC_MIXED_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">case</span> MPModelRequest::GUROBI_MIXED_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">case</span> MPModelRequest::KNAPSACK_MIXED_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keywordflow">case</span> MPModelRequest::BOP_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">case</span> MPModelRequest::SAT_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">case</span> MPModelRequest::XPRESS_MIXED_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">case</span> MPModelRequest::CPLEX_MIXED_INTEGER_PROGRAMMING:</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Invalid SolverType: "</span> << solver_type;</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> }</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_constraint.html#a356d08f701ec7c64a00c19818bb72886"> 91</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html#a356d08f701ec7c64a00c19818bb72886">MPConstraint::GetCoefficient</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <a class="code" href="base_2logging_8h.html#a0581caafbd212149004303f517163b1f">DLOG_IF</a>(DFATAL, !interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44">OwnsVariable</a>(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)) << <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>;</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span> 0.0;</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="keywordflow">return</span> <a class="code" href="namespacegtl.html#abc18f60961e36340e64e428827c0e38e">gtl::FindWithDefault</a>(coefficients_, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, 0.0);</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
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<div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_constraint.html#a2def997791a2a5119c3502aa68c34181"> 97</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html#a2def997791a2a5119c3502aa68c34181">MPConstraint::SetCoefficient</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, <span class="keywordtype">double</span> coeff) {</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="base_2logging_8h.html#a0581caafbd212149004303f517163b1f">DLOG_IF</a>(DFATAL, !interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44">OwnsVariable</a>(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)) << <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>;</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keywordflow">if</span> (coeff == 0.0) {</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keyword">auto</span> it = coefficients_.find(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// If setting a coefficient to 0 when this coefficient did not</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">// exist or was already 0, do nothing: skip</span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">// interface_->SetCoefficient() and do not store a coefficient in</span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// the map. Note that if the coefficient being set to 0 did exist</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="comment">// and was not 0, we do have to keep a 0 in the coefficients_ map,</span></div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="comment">// because the extraction of the constraint might rely on it,</span></div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// depending on the underlying solver.</span></div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keywordflow">if</span> (it != coefficients_.end() && it->second != 0.0) {</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> old_value = it->second;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  it->second = 0.0;</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#adc355918af24f83e2d2775d9dc67c9ff">SetCoefficient</a>(<span class="keyword">this</span>, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, 0.0, old_value);</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  }</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="keyword">auto</span> insertion_result = coefficients_.insert(std::make_pair(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, coeff));</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> old_value =</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  insertion_result.second ? 0.0 : insertion_result.first->second;</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  insertion_result.first->second = coeff;</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#adc355918af24f83e2d2775d9dc67c9ff">SetCoefficient</a>(<span class="keyword">this</span>, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, coeff, old_value);</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> }</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  </div>
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<div class="line"><a name="l00123"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_constraint.html#aa71d36872f416feaa853788a7a7a7ef8"> 123</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html#aa71d36872f416feaa853788a7a7a7ef8">MPConstraint::Clear</a>() {</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a89fb46bd2d332732124e7f9cef5ac311">ClearConstraint</a>(<span class="keyword">this</span>);</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  coefficients_.clear();</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> }</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  </div>
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<div class="line"><a name="l00128"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_constraint.html#a02bfb5cd5deeb2d5149f6976ee0456d6"> 128</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html#a02bfb5cd5deeb2d5149f6976ee0456d6">MPConstraint::SetBounds</a>(<span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub) {</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> change = <a class="code" href="classoperations__research_1_1_m_p_constraint.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a> != lb_ || <a class="code" href="classoperations__research_1_1_m_p_constraint.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a> != ub_;</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  lb_ = <a class="code" href="classoperations__research_1_1_m_p_constraint.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a>;</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  ub_ = <a class="code" href="classoperations__research_1_1_m_p_constraint.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>;</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">if</span> (change && interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a59bc4e0d53dc2b904c7bee672403c0eb">constraint_is_extracted</a>(index_)) {</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#af2ba2ba5c87fc539dd81b4366e1c11a7">SetConstraintBounds</a>(index_, lb_, ub_);</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  }</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> }</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_constraint.html#aeec48f5c4d2d1cc79926734f9b586ad5"> 137</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html#aeec48f5c4d2d1cc79926734f9b586ad5">MPConstraint::dual_value</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a4544138013b96f9cf723de8bd8529027">IsContinuous</a>()) {</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Dual value only available for continuous problems"</span>;</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordflow">return</span> 0.0;</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  }</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">CheckSolutionIsSynchronizedAndExists</a>()) <span class="keywordflow">return</span> 0.0;</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keywordflow">return</span> dual_value_;</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> }</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  </div>
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<div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_constraint.html#aecd5fee61b6013b1207c2ea622c849b5"> 146</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> <a class="code" href="classoperations__research_1_1_m_p_constraint.html#aecd5fee61b6013b1207c2ea622c849b5">MPConstraint::basis_status</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a4544138013b96f9cf723de8bd8529027">IsContinuous</a>()) {</div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Basis status only available for continuous problems"</span>;</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  }</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">CheckSolutionIsSynchronizedAndExists</a>()) {</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  }</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <span class="comment">// This is done lazily as this method is expected to be rarely used.</span></div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keywordflow">return</span> interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a7f7ed720a6606bc043dee234ca156fc0">row_status</a>(index_);</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> }</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="keywordtype">bool</span> MPConstraint::ContainsNewVariables() {</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> last_variable_index = interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a88df1fe8e8f2cf9ad859a4f7a6f0d056">last_variable_index</a>();</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : coefficients_) {</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> variable_index = entry.first->index();</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span> (variable_index >= last_variable_index ||</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  !interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(variable_index)) {</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  }</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> }</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  </div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment">// ----- MPObjective -----</span></div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  </div>
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<div class="line"><a name="l00172"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#a356d08f701ec7c64a00c19818bb72886"> 172</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#a356d08f701ec7c64a00c19818bb72886">MPObjective::GetCoefficient</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <a class="code" href="base_2logging_8h.html#a0581caafbd212149004303f517163b1f">DLOG_IF</a>(DFATAL, !interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44">OwnsVariable</a>(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)) << <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>;</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span> 0.0;</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordflow">return</span> <a class="code" href="namespacegtl.html#abc18f60961e36340e64e428827c0e38e">gtl::FindWithDefault</a>(coefficients_, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, 0.0);</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> }</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  </div>
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<div class="line"><a name="l00178"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#a2def997791a2a5119c3502aa68c34181"> 178</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#a2def997791a2a5119c3502aa68c34181">MPObjective::SetCoefficient</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, <span class="keywordtype">double</span> coeff) {</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <a class="code" href="base_2logging_8h.html#a0581caafbd212149004303f517163b1f">DLOG_IF</a>(DFATAL, !interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44">OwnsVariable</a>(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)) << <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>;</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">if</span> (coeff == 0.0) {</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keyword">auto</span> it = coefficients_.find(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="comment">// See the discussion on MPConstraint::SetCoefficient() for 0 coefficients,</span></div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="comment">// the same reasoning applies here.</span></div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keywordflow">if</span> (it == coefficients_.end() || it->second == 0.0) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  it->second = 0.0;</div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  coefficients_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>] = coeff;</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#adf90730f9428d81b72ed6d8955f31f17">SetObjectiveCoefficient</a>(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, coeff);</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> }</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  </div>
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<div class="line"><a name="l00193"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#a3d269786b0c64ba034e7e8a8a09213fc"> 193</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#a3d269786b0c64ba034e7e8a8a09213fc">MPObjective::SetOffset</a>(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  offset_ = <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a95c0df997af0e71273533db8a3285bc1">SetObjectiveOffset</a>(offset_);</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> }</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  </div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="keywordtype">void</span> CheckLinearExpr(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>& solver, <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a>& linear_expr) {</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span> var_value_pair : linear_expr.<a class="code" href="classoperations__research_1_1_linear_expr.html#a665001590f89bb9446d0030e2ef8047b">terms</a>()) {</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(solver.<a class="code" href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44">OwnsVariable</a>(var_value_pair.first))</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  << <span class="stringliteral">"Bad MPVariable* in LinearExpr, did you try adding an integer to an "</span></div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="stringliteral">"MPVariable* directly?"</span>;</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> }</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  </div>
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<div class="line"><a name="l00208"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#a3eee00e1029a4006afbd791f78d91657"> 208</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#a3eee00e1029a4006afbd791f78d91657">MPObjective::OptimizeLinearExpr</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a>& linear_expr,</div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordtype">bool</span> is_maximization) {</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  CheckLinearExpr(*interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>, linear_expr);</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab8bd6c2ebc0fe292221efda5c39de361">ClearObjective</a>();</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  coefficients_.clear();</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <a class="code" href="classoperations__research_1_1_m_p_objective.html#a3d269786b0c64ba034e7e8a8a09213fc">SetOffset</a>(linear_expr.<a class="code" href="classoperations__research_1_1_linear_expr.html#a96ffc785b7b2135c7980c985883ffdd3">offset</a>());</div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& kv : linear_expr.<a class="code" href="classoperations__research_1_1_linear_expr.html#a665001590f89bb9446d0030e2ef8047b">terms</a>()) {</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <a class="code" href="classoperations__research_1_1_m_p_objective.html#a2def997791a2a5119c3502aa68c34181">SetCoefficient</a>(kv.first, kv.second);</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  }</div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <a class="code" href="classoperations__research_1_1_m_p_objective.html#addbc1b5c5e43ec84e2ffc8ec3ab9d830">SetOptimizationDirection</a>(is_maximization);</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> }</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
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<div class="line"><a name="l00220"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#a615d9bd9c0c88aa56d31fdf95fbb5749"> 220</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#a615d9bd9c0c88aa56d31fdf95fbb5749">MPObjective::AddLinearExpr</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a>& linear_expr) {</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  CheckLinearExpr(*interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>, linear_expr);</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <a class="code" href="classoperations__research_1_1_m_p_objective.html#a3d269786b0c64ba034e7e8a8a09213fc">SetOffset</a>(offset_ + linear_expr.<a class="code" href="classoperations__research_1_1_linear_expr.html#a96ffc785b7b2135c7980c985883ffdd3">offset</a>());</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& kv : linear_expr.<a class="code" href="classoperations__research_1_1_linear_expr.html#a665001590f89bb9446d0030e2ef8047b">terms</a>()) {</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <a class="code" href="classoperations__research_1_1_m_p_objective.html#a2def997791a2a5119c3502aa68c34181">SetCoefficient</a>(kv.first, <a class="code" href="classoperations__research_1_1_m_p_objective.html#a356d08f701ec7c64a00c19818bb72886">GetCoefficient</a>(kv.first) + kv.second);</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  }</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span> }</div>
|
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  </div>
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<div class="line"><a name="l00228"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#aa71d36872f416feaa853788a7a7a7ef8"> 228</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#aa71d36872f416feaa853788a7a7a7ef8">MPObjective::Clear</a>() {</div>
|
|
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab8bd6c2ebc0fe292221efda5c39de361">ClearObjective</a>();</div>
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|
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  coefficients_.clear();</div>
|
|
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  offset_ = 0.0;</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="code" href="classoperations__research_1_1_m_p_objective.html#ac187b2ba08422f3a06b8d1e1502ceea6">SetMinimization</a>();</div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span> }</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  </div>
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<div class="line"><a name="l00235"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#addbc1b5c5e43ec84e2ffc8ec3ab9d830"> 235</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#addbc1b5c5e43ec84e2ffc8ec3ab9d830">MPObjective::SetOptimizationDirection</a>(<span class="keywordtype">bool</span> maximize) {</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="comment">// Note(user): The maximize_ bool would more naturally belong to the</span></div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// MPObjective, but it actually has to be a member of MPSolverInterface,</span></div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// because some implementations (such as GLPK) need that bool for the</span></div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">// MPSolverInterface constructor, i.e at a time when the MPObjective is not</span></div>
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|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// constructed yet (MPSolverInterface is always built before MPObjective</span></div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">// when a new MPSolver is constructed).</span></div>
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|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">maximize_</a> = maximize;</div>
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|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a6efd8d7f237fb4c388b71b94a5d10fd5">SetOptimizationDirection</a>(maximize);</div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> }</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  </div>
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<div class="line"><a name="l00246"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#a3df780d69d67985929c76e750f913e21"> 246</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#a3df780d69d67985929c76e750f913e21">MPObjective::maximization</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">maximize_</a>; }</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  </div>
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<div class="line"><a name="l00248"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#aa3d71b1d66352ee439fdcdf8f3b93067"> 248</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#aa3d71b1d66352ee439fdcdf8f3b93067">MPObjective::minimization</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">maximize_</a>; }</div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  </div>
|
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<div class="line"><a name="l00250"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6"> 250</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6">MPObjective::Value</a>()<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">// Note(user): implementation-wise, the objective value belongs more</span></div>
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|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">// naturally to the MPSolverInterface, since all of its implementations write</span></div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// to it directly.</span></div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordflow">return</span> interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a84f066c304d8bcbb9567be094feb9b08">objective_value</a>();</div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> }</div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  </div>
|
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<div class="line"><a name="l00257"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_objective.html#a9ec8e5b1017d35c4ce048c67330b0a10"> 257</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html#a9ec8e5b1017d35c4ce048c67330b0a10">MPObjective::BestBound</a>()<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="comment">// Note(user): the best objective bound belongs to the interface for the</span></div>
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|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="comment">// same reasons as the objective value does.</span></div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">return</span> interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a084d42f2437a4d0666990dc4681e68ec">best_objective_bound</a>();</div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> }</div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  </div>
|
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment">// ----- MPVariable -----</span></div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  </div>
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<div class="line"><a name="l00265"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_variable.html#adf1a0cc6a3736f3db9880392efe02f0e"> 265</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html#adf1a0cc6a3736f3db9880392efe02f0e">MPVariable::solution_value</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">CheckSolutionIsSynchronizedAndExists</a>()) <span class="keywordflow">return</span> 0.0;</div>
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|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// If the underlying solver supports integer variables, and this is an integer</span></div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// variable, we round the solution value (i.e., clients usually expect precise</span></div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// integer values for integer variables).</span></div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">return</span> (integer_ && interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#abc7994a741ef4c01ab29ccca957b833b">IsMIP</a>()) ? round(solution_value_)</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  : solution_value_;</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> }</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  </div>
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<div class="line"><a name="l00274"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_variable.html#a087c614accae43de9e770a7731d09892"> 274</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html#a087c614accae43de9e770a7731d09892">MPVariable::unrounded_solution_value</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">CheckSolutionIsSynchronizedAndExists</a>()) <span class="keywordflow">return</span> 0.0;</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keywordflow">return</span> solution_value_;</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> }</div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  </div>
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<div class="line"><a name="l00279"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_variable.html#a7a302239fbb1f938a513636a6c7a3e2d"> 279</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html#a7a302239fbb1f938a513636a6c7a3e2d">MPVariable::reduced_cost</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a4544138013b96f9cf723de8bd8529027">IsContinuous</a>()) {</div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Reduced cost only available for continuous problems"</span>;</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordflow">return</span> 0.0;</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  }</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">CheckSolutionIsSynchronizedAndExists</a>()) <span class="keywordflow">return</span> 0.0;</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordflow">return</span> reduced_cost_;</div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> }</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  </div>
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<div class="line"><a name="l00288"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_variable.html#aecd5fee61b6013b1207c2ea622c849b5"> 288</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> <a class="code" href="classoperations__research_1_1_m_p_variable.html#aecd5fee61b6013b1207c2ea622c849b5">MPVariable::basis_status</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a4544138013b96f9cf723de8bd8529027">IsContinuous</a>()) {</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Basis status only available for continuous problems"</span>;</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">if</span> (!interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">CheckSolutionIsSynchronizedAndExists</a>()) {</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  }</div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment">// This is done lazily as this method is expected to be rarely used.</span></div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">return</span> interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a778ef8300eb8137f21ea4e5558a5013c">column_status</a>(index_);</div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> }</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  </div>
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<div class="line"><a name="l00300"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_variable.html#a02bfb5cd5deeb2d5149f6976ee0456d6"> 300</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html#a02bfb5cd5deeb2d5149f6976ee0456d6">MPVariable::SetBounds</a>(<span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub) {</div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> change = <a class="code" href="classoperations__research_1_1_m_p_variable.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a> != lb_ || <a class="code" href="classoperations__research_1_1_m_p_variable.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a> != ub_;</div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  lb_ = <a class="code" href="classoperations__research_1_1_m_p_variable.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a>;</div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  ub_ = <a class="code" href="classoperations__research_1_1_m_p_variable.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>;</div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordflow">if</span> (change && interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(index_)) {</div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a643e4f27de9cb198fbd7e7fca79a1f8d">SetVariableBounds</a>(index_, lb_, ub_);</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  }</div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> }</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  </div>
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<div class="line"><a name="l00309"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_variable.html#a94743823a7ad3c565902fcf7956d4ae2"> 309</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html#a94743823a7ad3c565902fcf7956d4ae2">MPVariable::SetInteger</a>(<span class="keywordtype">bool</span> integer) {</div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordflow">if</span> (integer_ != <a class="code" href="classoperations__research_1_1_m_p_variable.html#abc6bcaac179c603ad3386fa7449c86a7">integer</a>) {</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  integer_ = <a class="code" href="classoperations__research_1_1_m_p_variable.html#abc6bcaac179c603ad3386fa7449c86a7">integer</a>;</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keywordflow">if</span> (interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(index_)) {</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa86377bb63658e23dad3d2d35459c351">SetVariableInteger</a>(index_, <a class="code" href="classoperations__research_1_1_m_p_variable.html#abc6bcaac179c603ad3386fa7449c86a7">integer</a>);</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  }</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  }</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> }</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  </div>
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<div class="line"><a name="l00318"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_variable.html#a3c4f59b6127589d61780ecaa2acdab76"> 318</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html#a3c4f59b6127589d61780ecaa2acdab76">MPVariable::SetBranchingPriority</a>(<span class="keywordtype">int</span> priority) {</div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">if</span> (priority == branching_priority_) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  branching_priority_ = priority;</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  interface_-><a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a6747907b6984aaef88bf65816623cb8c">BranchingPriorityChangedForVariable</a>(index_);</div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> }</div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  </div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment">// ----- Interface shortcuts -----</span></div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  </div>
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<div class="line"><a name="l00326"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a29500cb9138fb0d96b2ed028d9253881"> 326</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a29500cb9138fb0d96b2ed028d9253881">MPSolver::IsMIP</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> interface_->IsMIP(); }</div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  </div>
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<div class="line"><a name="l00328"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a858f72e8c0c03339c8d797d41a6fd4b8"> 328</a></span> std::string <a class="code" href="classoperations__research_1_1_m_p_solver.html#a858f72e8c0c03339c8d797d41a6fd4b8">MPSolver::SolverVersion</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">return</span> interface_->SolverVersion();</div>
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<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> }</div>
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  </div>
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<div class="line"><a name="l00332"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a6fc269e212d7128b9c36540b234708be"> 332</a></span> <span class="keywordtype">void</span>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#a6fc269e212d7128b9c36540b234708be">MPSolver::underlying_solver</a>() { <span class="keywordflow">return</span> interface_->underlying_solver(); }</div>
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  </div>
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment">// ---- Solver-specific parameters ----</span></div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  </div>
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<div class="line"><a name="l00336"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a849bf49baad56df58c018e8ab09456fb"> 336</a></span> absl::Status <a class="code" href="classoperations__research_1_1_m_p_solver.html#a849bf49baad56df58c018e8ab09456fb">MPSolver::SetNumThreads</a>(<span class="keywordtype">int</span> num_threads) {</div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordflow">if</span> (num_threads < 1) {</div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(<span class="stringliteral">"num_threads must be a positive number."</span>);</div>
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  }</div>
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keyword">const</span> absl::Status status = interface_->SetNumThreads(num_threads);</div>
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<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">if</span> (status.ok()) {</div>
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  num_threads_ = num_threads;</div>
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<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  }</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">return</span> status;</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> }</div>
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<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  </div>
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<div class="line"><a name="l00347"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a77083241e8bdb93b619c7b9feaf82dec"> 347</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a77083241e8bdb93b619c7b9feaf82dec">MPSolver::SetSolverSpecificParametersAsString</a>(</div>
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keyword">const</span> std::string& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>) {</div>
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  solver_specific_parameter_string_ = <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>;</div>
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">return</span> interface_->SetSolverSpecificParametersAsString(<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>);</div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> }</div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  </div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment">// ----- Solver -----</span></div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  </div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="preprocessor">#if defined(USE_CLP) || defined(USE_CBC)</span></div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#aa9ff99a01a4a9c5d8a65a5f5ea37d342">BuildCLPInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> <span class="preprocessor">#if defined(USE_CBC)</span></div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#a3cde3225ed4ac75f81b1ee768a41aa4b">BuildCBCInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="preprocessor">#if defined(USE_GLPK)</span></div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* BuildGLPKInterface(<span class="keywordtype">bool</span> mip, <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#a1cda4034d09c9fa2f0641992116830f0">BuildBopInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#aaf644bfef595ca374bb1bb5da5f2c1f2">BuildGLOPInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#aa9bd6ab049e29558fe2e8af85db61722">BuildSatInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="preprocessor">#if defined(USE_SCIP)</span></div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#a1bdf7de568fd36934caf67b1bfd20455">BuildSCIPInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#a15d8d3f0cd329880580efdb01db139be">BuildGurobiInterface</a>(<span class="keywordtype">bool</span> mip,</div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00372"></a><span class="lineno"> 372</span> <span class="preprocessor">#if defined(USE_CPLEX)</span></div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* BuildCplexInterface(<span class="keywordtype">bool</span> mip, <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  </div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#aaf644bfef595ca374bb1bb5da5f2c1f2">BuildGLOPInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="preprocessor">#if defined(USE_XPRESS)</span></div>
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|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="keyword">extern</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* BuildXpressInterface(<span class="keywordtype">bool</span> mip,</div>
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver);</div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  </div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00383"></a><span class="lineno"> 383</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* BuildSolverInterface(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver) {</div>
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<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <a class="code" href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006">DCHECK</a>(solver != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">switch</span> (solver-><a class="code" href="classoperations__research_1_1_m_p_solver.html#aee8250cf90d66d569534338248924469">ProblemType</a>()) {</div>
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a63c332dd969034f3c3086975a9e23b7e">MPSolver::BOP_INTEGER_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#a1cda4034d09c9fa2f0641992116830f0">BuildBopInterface</a>(solver);</div>
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<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8aa12b397b225ca43d143085b619706e18">MPSolver::SAT_INTEGER_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aa9bd6ab049e29558fe2e8af85db61722">BuildSatInterface</a>(solver);</div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a21a919f23e61f3bdea7509c3887c888f">MPSolver::GLOP_LINEAR_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aaf644bfef595ca374bb1bb5da5f2c1f2">BuildGLOPInterface</a>(solver);</div>
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<div class="line"><a name="l00392"></a><span class="lineno"> 392</span> <span class="preprocessor">#if defined(USE_GLPK)</span></div>
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<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a5047ea912234846bb32b30c1dcadf761">MPSolver::GLPK_LINEAR_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">return</span> BuildGLPKInterface(<span class="keyword">false</span>, solver);</div>
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<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8ab8fe41e971d897b3ac8a4d3b789003d4">MPSolver::GLPK_MIXED_INTEGER_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <span class="keywordflow">return</span> BuildGLPKInterface(<span class="keyword">true</span>, solver);</div>
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> <span class="preprocessor">#if defined(USE_CLP) || defined(USE_CBC)</span></div>
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<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a1a0c61d2ddbf6def6615101b365cee90">MPSolver::CLP_LINEAR_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aa9ff99a01a4a9c5d8a65a5f5ea37d342">BuildCLPInterface</a>(solver);</div>
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<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="preprocessor">#if defined(USE_CBC)</span></div>
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<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8ad183dc62c63346a3b984b93fbda0137a">MPSolver::CBC_MIXED_INTEGER_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#a3cde3225ed4ac75f81b1ee768a41aa4b">BuildCBCInterface</a>(solver);</div>
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<div class="line"><a name="l00405"></a><span class="lineno"> 405</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> <span class="preprocessor">#if defined(USE_SCIP)</span></div>
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<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a83b85675904f261c34c280b2abdcd9ae">MPSolver::SCIP_MIXED_INTEGER_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#a1bdf7de568fd36934caf67b1bfd20455">BuildSCIPInterface</a>(solver);</div>
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<div class="line"><a name="l00409"></a><span class="lineno"> 409</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a51e5ee25b1d77df2bde63950cfe0ab56">MPSolver::GUROBI_LINEAR_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#a15d8d3f0cd329880580efdb01db139be">BuildGurobiInterface</a>(<span class="keyword">false</span>, solver);</div>
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<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a623ab5a721425a45fb724fd82f4bcc09">MPSolver::GUROBI_MIXED_INTEGER_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#a15d8d3f0cd329880580efdb01db139be">BuildGurobiInterface</a>(<span class="keyword">true</span>, solver);</div>
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="preprocessor">#if defined(USE_CPLEX)</span></div>
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<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a51726396f358c2e9ff870c3e0e17798a">MPSolver::CPLEX_LINEAR_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">return</span> BuildCplexInterface(<span class="keyword">false</span>, solver);</div>
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a223fb1b5c8d153d5fef50b8d6f0426e9">MPSolver::CPLEX_MIXED_INTEGER_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">return</span> BuildCplexInterface(<span class="keyword">true</span>, solver);</div>
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<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> <span class="preprocessor">#if defined(USE_XPRESS)</span></div>
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a5a62faa5ec0ffed2abbc2d526bd53286">MPSolver::XPRESS_MIXED_INTEGER_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  <span class="keywordflow">return</span> BuildXpressInterface(<span class="keyword">true</span>, solver);</div>
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<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a3097f16057930e83bce90546640bdd82">MPSolver::XPRESS_LINEAR_PROGRAMMING</a>:</div>
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<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keywordflow">return</span> BuildXpressInterface(<span class="keyword">false</span>, solver);</div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">default</span>:</div>
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<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="comment">// TODO(user): Revert to the best *available* interface.</span></div>
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<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Linear solver not recognized."</span>;</div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  }</div>
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<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span> }</div>
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<div class="line"><a name="l00432"></a><span class="lineno"> 432</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  </div>
|
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<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00435"></a><span class="lineno"> 435</span> <span class="keywordtype">int</span> NumDigits(<span class="keywordtype">int</span> n) {</div>
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<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> <span class="comment">// Number of digits needed to write a non-negative integer in base 10.</span></div>
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<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="comment">// Note(user): max(1, log(0) + 1) == max(1, -inf) == 1.</span></div>
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<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="preprocessor">#if defined(_MSC_VER)</span></div>
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<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(<a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(1.0L, log(1.0L * n) / log(10.0L) + 1.0));</div>
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<div class="line"><a name="l00440"></a><span class="lineno"> 440</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(<a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(1.0, log10(<span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(n)) + 1.0));</div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> }</div>
|
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<div class="line"><a name="l00444"></a><span class="lineno"> 444</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  </div>
|
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<div class="line"><a name="l00446"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#acdb0e5753d20e4d3ece49a0451d24c4f"> 446</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#acdb0e5753d20e4d3ece49a0451d24c4f">MPSolver::MPSolver</a>(<span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>,</div>
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<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">OptimizationProblemType</a> <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>)</div>
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  : name_(<a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>),</div>
|
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<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  problem_type_(<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>),</div>
|
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<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  construction_time_(<a class="code" href="namespaceabsl.html">absl</a>::Now()) {</div>
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<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  interface_.reset(BuildSolverInterface(<span class="keyword">this</span>));</div>
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<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keywordflow">if</span> (absl::GetFlag(FLAGS_linear_solver_enable_verbose_output)) {</div>
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<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#ad79f6dc56d90d220de25c15f367b888f">EnableOutput</a>();</div>
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<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  }</div>
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<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  objective_.reset(<span class="keyword">new</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html">MPObjective</a>(interface_.get()));</div>
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<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> }</div>
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<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  </div>
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<div class="line"><a name="l00458"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#af6783202a9ddce92d4a057f4908f8ebb"> 458</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#af6783202a9ddce92d4a057f4908f8ebb">MPSolver::~MPSolver</a>() { <a class="code" href="classoperations__research_1_1_m_p_solver.html#aa71d36872f416feaa853788a7a7a7ef8">Clear</a>(); }</div>
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<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  </div>
|
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<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="keyword">extern</span> <span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research.html#ac79aad20cb4baeeb6be9336730973514">GurobiIsCorrectlyInstalled</a>();</div>
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<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  </div>
|
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<div class="line"><a name="l00462"></a><span class="lineno"> 462</span> <span class="comment">// static</span></div>
|
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<div class="line"><a name="l00463"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a45c44ca4a082621f3057280d40333ed0"> 463</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a45c44ca4a082621f3057280d40333ed0">MPSolver::SupportsProblemType</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">OptimizationProblemType</a> <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>) {</div>
|
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<div class="line"><a name="l00464"></a><span class="lineno"> 464</span> <span class="preprocessor">#ifdef USE_CLP</span></div>
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<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a1a0c61d2ddbf6def6615101b365cee90">CLP_LINEAR_PROGRAMMING</a>) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00466"></a><span class="lineno"> 466</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00467"></a><span class="lineno"> 467</span> <span class="preprocessor">#ifdef USE_GLPK</span></div>
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<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a5047ea912234846bb32b30c1dcadf761">GLPK_LINEAR_PROGRAMMING</a> ||</div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8ab8fe41e971d897b3ac8a4d3b789003d4">GLPK_MIXED_INTEGER_PROGRAMMING</a>) {</div>
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|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  }</div>
|
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<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> <span class="preprocessor">#endif</span></div>
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|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a63c332dd969034f3c3086975a9e23b7e">BOP_INTEGER_PROGRAMMING</a>) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8aa12b397b225ca43d143085b619706e18">SAT_INTEGER_PROGRAMMING</a>) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a21a919f23e61f3bdea7509c3887c888f">GLOP_LINEAR_PROGRAMMING</a>) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a51e5ee25b1d77df2bde63950cfe0ab56">GUROBI_LINEAR_PROGRAMMING</a> ||</div>
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<div class="line"><a name="l00477"></a><span class="lineno"> 477</span>  <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a623ab5a721425a45fb724fd82f4bcc09">GUROBI_MIXED_INTEGER_PROGRAMMING</a>) {</div>
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<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#ac79aad20cb4baeeb6be9336730973514">GurobiIsCorrectlyInstalled</a>();</div>
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<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  }</div>
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<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> <span class="preprocessor">#ifdef USE_SCIP</span></div>
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<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a83b85675904f261c34c280b2abdcd9ae">SCIP_MIXED_INTEGER_PROGRAMMING</a>) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00483"></a><span class="lineno"> 483</span> <span class="preprocessor">#ifdef USE_CBC</span></div>
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<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8ad183dc62c63346a3b984b93fbda0137a">CBC_MIXED_INTEGER_PROGRAMMING</a>) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00485"></a><span class="lineno"> 485</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00486"></a><span class="lineno"> 486</span> <span class="preprocessor">#ifdef USE_XPRESS</span></div>
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<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a5a62faa5ec0ffed2abbc2d526bd53286">XPRESS_MIXED_INTEGER_PROGRAMMING</a> ||</div>
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<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a3097f16057930e83bce90546640bdd82">XPRESS_LINEAR_PROGRAMMING</a>) {</div>
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<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  }</div>
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<div class="line"><a name="l00491"></a><span class="lineno"> 491</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00492"></a><span class="lineno"> 492</span> <span class="preprocessor">#ifdef USE_CPLEX</span></div>
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<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a51726396f358c2e9ff870c3e0e17798a">CPLEX_LINEAR_PROGRAMMING</a> ||</div>
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<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a223fb1b5c8d153d5fef50b8d6f0426e9">CPLEX_MIXED_INTEGER_PROGRAMMING</a>) {</div>
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<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  }</div>
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<div class="line"><a name="l00497"></a><span class="lineno"> 497</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00499"></a><span class="lineno"> 499</span> }</div>
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<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  </div>
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<div class="line"><a name="l00501"></a><span class="lineno"> 501</span> <span class="comment">// TODO(user): post c++ 14, instead use</span></div>
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<div class="line"><a name="l00502"></a><span class="lineno"> 502</span> <span class="comment">// std::pair<MPSolver::OptimizationProblemType, const absl::string_view></span></div>
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<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> <span class="comment">// once pair gets a constexpr constructor.</span></div>
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<div class="line"><a name="l00504"></a><span class="lineno"> 504</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00505"></a><span class="lineno"> 505</span> <span class="keyword">struct </span>NamedOptimizationProblemType {</div>
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<div class="line"><a name="l00506"></a><span class="lineno"><a class="line" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6"> 506</a></span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>;</div>
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<div class="line"><a name="l00507"></a><span class="lineno"><a class="line" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b"> 507</a></span>  absl::string_view <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>;</div>
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<div class="line"><a name="l00508"></a><span class="lineno"> 508</span> };</div>
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<div class="line"><a name="l00509"></a><span class="lineno"> 509</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  </div>
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<div class="line"><a name="l00511"></a><span class="lineno"> 511</span> <span class="preprocessor">#if defined(_MSC_VER)</span></div>
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<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="keyword">const</span></div>
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<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00514"></a><span class="lineno"> 514</span> constexpr</div>
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<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00516"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#aaea3ba6ee1ccdbf82cfcbb4e8fc5815e"> 516</a></span>  NamedOptimizationProblemType <a class="code" href="namespaceoperations__research.html#aaea3ba6ee1ccdbf82cfcbb4e8fc5815e">kOptimizationProblemTypeNames</a>[] = {</div>
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<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a21a919f23e61f3bdea7509c3887c888f">MPSolver::GLOP_LINEAR_PROGRAMMING</a>, <span class="stringliteral">"glop"</span>},</div>
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<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a1a0c61d2ddbf6def6615101b365cee90">MPSolver::CLP_LINEAR_PROGRAMMING</a>, <span class="stringliteral">"clp"</span>},</div>
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<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a51e5ee25b1d77df2bde63950cfe0ab56">MPSolver::GUROBI_LINEAR_PROGRAMMING</a>, <span class="stringliteral">"gurobi_lp"</span>},</div>
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<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a5047ea912234846bb32b30c1dcadf761">MPSolver::GLPK_LINEAR_PROGRAMMING</a>, <span class="stringliteral">"glpk_lp"</span>},</div>
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|
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a51726396f358c2e9ff870c3e0e17798a">MPSolver::CPLEX_LINEAR_PROGRAMMING</a>, <span class="stringliteral">"cplex_lp"</span>},</div>
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<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a3097f16057930e83bce90546640bdd82">MPSolver::XPRESS_LINEAR_PROGRAMMING</a>, <span class="stringliteral">"xpress_lp"</span>},</div>
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|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a83b85675904f261c34c280b2abdcd9ae">MPSolver::SCIP_MIXED_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"scip"</span>},</div>
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|
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8ad183dc62c63346a3b984b93fbda0137a">MPSolver::CBC_MIXED_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"cbc"</span>},</div>
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|
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8aa12b397b225ca43d143085b619706e18">MPSolver::SAT_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"sat"</span>},</div>
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<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a63c332dd969034f3c3086975a9e23b7e">MPSolver::BOP_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"bop"</span>},</div>
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<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a623ab5a721425a45fb724fd82f4bcc09">MPSolver::GUROBI_MIXED_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"gurobi"</span>},</div>
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<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8ab8fe41e971d897b3ac8a4d3b789003d4">MPSolver::GLPK_MIXED_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"glpk"</span>},</div>
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<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a2b293906a9413ca8a70fa72c47a4bdbc">MPSolver::KNAPSACK_MIXED_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"knapsack"</span>},</div>
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<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a223fb1b5c8d153d5fef50b8d6f0426e9">MPSolver::CPLEX_MIXED_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"cplex"</span>},</div>
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<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  {<a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a5a62faa5ec0ffed2abbc2d526bd53286">MPSolver::XPRESS_MIXED_INTEGER_PROGRAMMING</a>, <span class="stringliteral">"xpress"</span>},</div>
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<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  </div>
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<div class="line"><a name="l00533"></a><span class="lineno"> 533</span> };</div>
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<div class="line"><a name="l00534"></a><span class="lineno"> 534</span> <span class="comment">// static</span></div>
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<div class="line"><a name="l00535"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a99d93314680536172186038b12cf2d85"> 535</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a99d93314680536172186038b12cf2d85">MPSolver::ParseSolverType</a>(absl::string_view solver_id,</div>
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<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a>* type) {</div>
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<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="comment">// Normalize the solver id.</span></div>
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<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keyword">const</span> std::string <span class="keywordtype">id</span> =</div>
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<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  absl::StrReplaceAll(absl::AsciiStrToUpper(solver_id), {{<span class="stringliteral">"-"</span>, <span class="stringliteral">"_"</span>}});</div>
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<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  </div>
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<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="comment">// Support the full enum name</span></div>
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<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  MPModelRequest::SolverType solver_type;</div>
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<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="keywordflow">if</span> (MPModelRequest::SolverType_Parse(<span class="keywordtype">id</span>, &solver_type)) {</div>
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<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  *type = <span class="keyword">static_cast<</span><a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a><span class="keyword">></span>(solver_type);</div>
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<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  }</div>
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<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  </div>
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<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="comment">// Names are stored in lower case.</span></div>
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<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  std::string lower_id = absl::AsciiStrToLower(<span class="keywordtype">id</span>);</div>
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<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  </div>
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<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  <span class="comment">// Remove any "_mip" suffix, since they are optional.</span></div>
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<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keywordflow">if</span> (absl::EndsWith(lower_id, <span class="stringliteral">"_mip"</span>)) {</div>
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<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  lower_id = lower_id.substr(0, lower_id.size() - 4);</div>
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<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  }</div>
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<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  </div>
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<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="comment">// Rewrite CP-SAT into SAT.</span></div>
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<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  <span class="keywordflow">if</span> (lower_id == <span class="stringliteral">"cp_sat"</span>) {</div>
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<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  lower_id = <span class="stringliteral">"sat"</span>;</div>
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<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  }</div>
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<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  </div>
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<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="comment">// Reverse lookup in the kOptimizationProblemTypeNames[] array.</span></div>
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<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span>& named_solver : <a class="code" href="namespaceoperations__research.html#aaea3ba6ee1ccdbf82cfcbb4e8fc5815e">kOptimizationProblemTypeNames</a>) {</div>
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<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="keywordflow">if</span> (named_solver.name == lower_id) {</div>
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<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  *type = named_solver.problem_type;</div>
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<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  }</div>
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<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  }</div>
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<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  </div>
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<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> }</div>
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<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  </div>
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<div class="line"><a name="l00572"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57"> 572</a></span> <span class="keyword">const</span> absl::string_view <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(</div>
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<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> optimization_problem_type) {</div>
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<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& named_solver : <a class="code" href="namespaceoperations__research.html#aaea3ba6ee1ccdbf82cfcbb4e8fc5815e">kOptimizationProblemTypeNames</a>) {</div>
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<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keywordflow">if</span> (named_solver.problem_type == optimization_problem_type) {</div>
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<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keywordflow">return</span> named_solver.name;</div>
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<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  }</div>
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<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  }</div>
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<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Unrecognized solver type: "</span></div>
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<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  << <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(optimization_problem_type);</div>
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<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <span class="keywordflow">return</span> <span class="stringliteral">""</span>;</div>
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<div class="line"><a name="l00582"></a><span class="lineno"> 582</span> }</div>
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<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  </div>
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<div class="line"><a name="l00584"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a8f018fb86890eaa4057b0db41f32145c"> 584</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research.html#a8f018fb86890eaa4057b0db41f32145c">AbslParseFlag</a>(<span class="keyword">const</span> absl::string_view text,</div>
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<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a>* solver_type,</div>
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<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  std::string* error) {</div>
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<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  <a class="code" href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006">DCHECK</a>(solver_type != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <a class="code" href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006">DCHECK</a>(error != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> result = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a99d93314680536172186038b12cf2d85">MPSolver::ParseSolverType</a>(text, solver_type);</div>
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<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keywordflow">if</span> (!result) {</div>
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<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  *error = absl::StrCat(<span class="stringliteral">"Solver type: "</span>, text, <span class="stringliteral">" does not exist."</span>);</div>
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<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  }</div>
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<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  <span class="keywordflow">return</span> result;</div>
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<div class="line"><a name="l00594"></a><span class="lineno"> 594</span> }</div>
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<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  </div>
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<div class="line"><a name="l00596"></a><span class="lineno"> 596</span> <span class="comment">/* static */</span></div>
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<div class="line"><a name="l00597"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a102b847e8034d765338f17041aa09468"> 597</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a102b847e8034d765338f17041aa09468">MPSolver::ParseSolverTypeOrDie</a>(</div>
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<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="keyword">const</span> std::string& solver_id) {</div>
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<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>;</div>
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<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a99d93314680536172186038b12cf2d85">MPSolver::ParseSolverType</a>(solver_id, &<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>)) << solver_id;</div>
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<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keywordflow">return</span> <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>;</div>
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<div class="line"><a name="l00602"></a><span class="lineno"> 602</span> }</div>
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<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  </div>
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<div class="line"><a name="l00604"></a><span class="lineno"> 604</span> <span class="comment">/* static */</span></div>
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<div class="line"><a name="l00605"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a487ab8f764e55a258fdeeace99ba2f00"> 605</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#a487ab8f764e55a258fdeeace99ba2f00">MPSolver::CreateSolver</a>(<span class="keyword">const</span> std::string& solver_id) {</div>
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<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>;</div>
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<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver.html#a99d93314680536172186038b12cf2d85">MPSolver::ParseSolverType</a>(solver_id, &<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>)) {</div>
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<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Unrecognized solver type: "</span> << solver_id;</div>
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<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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|
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  }</div>
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<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver.html#a45c44ca4a082621f3057280d40333ed0">MPSolver::SupportsProblemType</a>(<a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>)) {</div>
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<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Support for "</span> << solver_id</div>
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<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  << <span class="stringliteral">" not linked in, or the license was not found."</span>;</div>
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<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  }</div>
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<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* solver = <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#acdb0e5753d20e4d3ece49a0451d24c4f">MPSolver</a>(<span class="stringliteral">""</span>, <a class="code" href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a>);</div>
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<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">return</span> solver;</div>
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|
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> }</div>
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|
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  </div>
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<div class="line"><a name="l00620"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a39f8d704429d775e3e73a53898c99712"> 620</a></span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#a39f8d704429d775e3e73a53898c99712">MPSolver::LookupVariableOrNull</a>(<span class="keyword">const</span> std::string& var_name)<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="keywordflow">if</span> (!variable_name_to_index_) GenerateVariableNameIndex();</div>
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|
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  </div>
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|
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  absl::flat_hash_map<std::string, int>::const_iterator it =</div>
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<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  variable_name_to_index_->find(var_name);</div>
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|
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  <span class="keywordflow">if</span> (it == variable_name_to_index_->end()) <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  <span class="keywordflow">return</span> variables_[it->second];</div>
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<div class="line"><a name="l00627"></a><span class="lineno"> 627</span> }</div>
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<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  </div>
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<div class="line"><a name="l00629"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#abdb0854fa090b30b7bdad88bc610d18a"> 629</a></span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#abdb0854fa090b30b7bdad88bc610d18a">MPSolver::LookupConstraintOrNull</a>(</div>
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<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="keyword">const</span> std::string& constraint_name)<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keywordflow">if</span> (!constraint_name_to_index_) GenerateConstraintNameIndex();</div>
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<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  </div>
|
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<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keyword">const</span> <span class="keyword">auto</span> it = constraint_name_to_index_->find(constraint_name);</div>
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|
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  <span class="keywordflow">if</span> (it == constraint_name_to_index_->end()) <span class="keywordflow">return</span> <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keywordflow">return</span> constraints_[it->second];</div>
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<div class="line"><a name="l00636"></a><span class="lineno"> 636</span> }</div>
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<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  </div>
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<div class="line"><a name="l00638"></a><span class="lineno"> 638</span> <span class="comment">// ----- Methods using protocol buffers -----</span></div>
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<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  </div>
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<div class="line"><a name="l00640"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ab0f83070e72cee887e874382ee6d6958"> 640</a></span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1b">MPSolverResponseStatus</a> <a class="code" href="classoperations__research_1_1_m_p_solver.html#ab0f83070e72cee887e874382ee6d6958">MPSolver::LoadModelFromProto</a>(</div>
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<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keyword">const</span> MPModelProto& input_model, std::string* error_message) {</div>
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<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#aa71d36872f416feaa853788a7a7a7ef8">Clear</a>();</div>
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<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  </div>
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<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="comment">// The variable and constraint names are dropped, because we allow</span></div>
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<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="comment">// duplicate names in the proto (they're not considered as 'ids'),</span></div>
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|
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  <span class="comment">// unlike the MPSolver C++ API which crashes if there are duplicate names.</span></div>
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<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  <span class="comment">// Clearing the names makes the MPSolver generate unique names.</span></div>
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<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="keywordflow">return</span> LoadModelFromProtoInternal(input_model, <span class="comment">/*clear_names=*/</span><span class="keyword">true</span>,</div>
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<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  <span class="comment">/*check_model_validity=*/</span><span class="keyword">true</span>,</div>
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<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  error_message);</div>
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<div class="line"><a name="l00651"></a><span class="lineno"> 651</span> }</div>
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<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  </div>
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<div class="line"><a name="l00653"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ae74ce5ecb0dd3b4bcddb31bd59da7089"> 653</a></span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1b">MPSolverResponseStatus</a> <a class="code" href="classoperations__research_1_1_m_p_solver.html#ae74ce5ecb0dd3b4bcddb31bd59da7089">MPSolver::LoadModelFromProtoWithUniqueNamesOrDie</a>(</div>
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<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <span class="keyword">const</span> MPModelProto& input_model, std::string* error_message) {</div>
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<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#aa71d36872f416feaa853788a7a7a7ef8">Clear</a>();</div>
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|
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  </div>
|
|
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="comment">// Force variable and constraint name indexing (which CHECKs name uniqueness).</span></div>
|
|
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  GenerateVariableNameIndex();</div>
|
|
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  GenerateConstraintNameIndex();</div>
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|
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  </div>
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<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  <span class="keywordflow">return</span> LoadModelFromProtoInternal(input_model, <span class="comment">/*clear_names=*/</span><span class="keyword">false</span>,</div>
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<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="comment">/*check_model_validity=*/</span><span class="keyword">true</span>,</div>
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<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  error_message);</div>
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<div class="line"><a name="l00664"></a><span class="lineno"> 664</span> }</div>
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<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  </div>
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<div class="line"><a name="l00666"></a><span class="lineno"> 666</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1b">MPSolverResponseStatus</a> MPSolver::LoadModelFromProtoInternal(</div>
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<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  <span class="keyword">const</span> MPModelProto& input_model, <span class="keywordtype">bool</span> clear_names,</div>
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|
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <span class="keywordtype">bool</span> check_model_validity, std::string* error_message) {</div>
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<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(error_message != <span class="keyword">nullptr</span>);</div>
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|
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  <span class="keywordflow">if</span> (check_model_validity) {</div>
|
|
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  <span class="keyword">const</span> std::string error = <a class="code" href="namespaceoperations__research.html#aba4e66045dae6609eaff5ff1d726b2b9">FindErrorInMPModelProto</a>(input_model);</div>
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|
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  <span class="keywordflow">if</span> (!error.empty()) {</div>
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|
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  *error_message = error;</div>
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|
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9">INFO</a>, <a class="code" href="classoperations__research_1_1_m_p_solver.html#ab32654406932f9a6afcf44c4d5a143d2">OutputIsEnabled</a>())</div>
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|
<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  << <span class="stringliteral">"Invalid model given to LoadModelFromProto(): "</span> << error;</div>
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|
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  <span class="keywordflow">if</span> (absl::GetFlag(FLAGS_mpsolver_bypass_model_validation)) {</div>
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|
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9">INFO</a>, <a class="code" href="classoperations__research_1_1_m_p_solver.html#ab32654406932f9a6afcf44c4d5a143d2">OutputIsEnabled</a>())</div>
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|
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  << <span class="stringliteral">"Ignoring the model error(s) because of"</span></div>
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|
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  << <span class="stringliteral">" --mpsolver_bypass_model_validation."</span>;</div>
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<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keywordflow">return</span> absl::StrContains(error, <span class="stringliteral">"Infeasible"</span>) ? <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba12a89c0e1b72e6c40e8c0ed16afa48a6">MPSOLVER_INFEASIBLE</a></div>
|
|
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  : <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba5d004f74784501a516258dff6b7740ec">MPSOLVER_MODEL_INVALID</a>;</div>
|
|
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  }</div>
|
|
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  }</div>
|
|
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  }</div>
|
|
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  </div>
|
|
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keywordflow">if</span> (input_model.has_quadratic_objective()) {</div>
|
|
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  *error_message =</div>
|
|
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  <span class="stringliteral">"Optimizing a quadratic objective is only supported through direct "</span></div>
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|
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  <span class="stringliteral">"proto solves. Please use MPSolver::SolveWithProto, or the solver's "</span></div>
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|
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  <span class="stringliteral">"direct proto solve function."</span>;</div>
|
|
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba5d004f74784501a516258dff6b7740ec">MPSOLVER_MODEL_INVALID</a>;</div>
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|
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  }</div>
|
|
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  </div>
|
|
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  MPObjective* <span class="keyword">const</span> objective = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a226456dfb15300dd4e59d0bf80d0ce07">MutableObjective</a>();</div>
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|
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <span class="comment">// Passing empty names makes the MPSolver generate unique names.</span></div>
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|
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keyword">const</span> std::string empty;</div>
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|
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < input_model.variable_size(); ++i) {</div>
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|
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  <span class="keyword">const</span> MPVariableProto& var_proto = input_model.variable(i);</div>
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|
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  MPVariable* <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a> =</div>
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|
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#ac3c72e696ceb8a3b507139b7a5608e6a">MakeNumVar</a>(var_proto.lower_bound(), var_proto.upper_bound(),</div>
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|
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  clear_names ? empty : var_proto.name());</div>
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|
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#a94743823a7ad3c565902fcf7956d4ae2">SetInteger</a>(var_proto.is_integer());</div>
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|
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  <span class="keywordflow">if</span> (var_proto.branching_priority() != 0) {</div>
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|
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#a3c4f59b6127589d61780ecaa2acdab76">SetBranchingPriority</a>(var_proto.branching_priority());</div>
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|
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  }</div>
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|
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  objective->SetCoefficient(<a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>, var_proto.objective_coefficient());</div>
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|
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  }</div>
|
|
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  </div>
|
|
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> MPConstraintProto& ct_proto : input_model.constraint()) {</div>
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|
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  <span class="keywordflow">if</span> (ct_proto.lower_bound() == -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>() &&</div>
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|
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  ct_proto.upper_bound() == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>()) {</div>
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|
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  }</div>
|
|
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  </div>
|
|
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  MPConstraint* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a> =</div>
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|
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MakeRowConstraint</a>(ct_proto.lower_bound(), ct_proto.upper_bound(),</div>
|
|
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  clear_names ? empty : ct_proto.name());</div>
|
|
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->set_is_lazy(ct_proto.is_lazy());</div>
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|
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < ct_proto.var_index_size(); ++j) {</div>
|
|
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->SetCoefficient(variables_[ct_proto.var_index(j)],</div>
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|
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  ct_proto.coefficient(j));</div>
|
|
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  }</div>
|
|
<div class="line"><a name="l00724"></a><span class="lineno"> 724</span>  }</div>
|
|
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  </div>
|
|
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> MPGeneralConstraintProto& general_constraint :</div>
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|
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  input_model.general_constraint()) {</div>
|
|
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  <span class="keywordflow">switch</span> (general_constraint.general_constraint_case()) {</div>
|
|
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  <span class="keywordflow">case</span> MPGeneralConstraintProto::kIndicatorConstraint: {</div>
|
|
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  <span class="keyword">const</span> <span class="keyword">auto</span>& <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a> =</div>
|
|
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  general_constraint.indicator_constraint().constraint();</div>
|
|
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.lower_bound() == -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>() &&</div>
|
|
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.upper_bound() == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>()) {</div>
|
|
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  }</div>
|
|
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  </div>
|
|
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> constraint_index = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a03666f2e70e42a9560aa9ce7416d2644">NumConstraints</a>();</div>
|
|
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  MPConstraint* <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a> = <span class="keyword">new</span> MPConstraint(</div>
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|
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  constraint_index, <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.lower_bound(), <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.upper_bound(),</div>
|
|
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  clear_names ? <span class="stringliteral">""</span> : <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.name(), interface_.get());</div>
|
|
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  <span class="keywordflow">if</span> (constraint_name_to_index_) {</div>
|
|
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <a class="code" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&*constraint_name_to_index_, <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#ad8227ba86a01f26e4f173cd5e219d5d1">name</a>(),</div>
|
|
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  constraint_index);</div>
|
|
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  }</div>
|
|
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  constraints_.push_back(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>);</div>
|
|
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span>  constraint_is_extracted_.push_back(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  </div>
|
|
<div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#ac7502afa7413b2969adcfe572accefde">set_is_lazy</a>(<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.is_lazy());</div>
|
|
<div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.var_index_size(); ++j) {</div>
|
|
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#a2def997791a2a5119c3502aa68c34181">SetCoefficient</a>(variables_[<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.var_index(j)],</div>
|
|
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>.coefficient(j));</div>
|
|
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  }</div>
|
|
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  </div>
|
|
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  MPVariable* <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a> =</div>
|
|
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  variables_[general_constraint.indicator_constraint().var_index()];</div>
|
|
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>->indicator_variable_ = <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>;</div>
|
|
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>->indicator_value_ =</div>
|
|
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  general_constraint.indicator_constraint().var_value();</div>
|
|
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  </div>
|
|
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <span class="keywordflow">if</span> (!interface_->AddIndicatorConstraint(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>)) {</div>
|
|
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  *error_message = <span class="stringliteral">"Solver doesn't support indicator constraints"</span>;</div>
|
|
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba5d004f74784501a516258dff6b7740ec">MPSOLVER_MODEL_INVALID</a>;</div>
|
|
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  }</div>
|
|
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  }</div>
|
|
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  *error_message = absl::StrFormat(</div>
|
|
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="stringliteral">"Optimizing general constraints of type %i is only supported "</span></div>
|
|
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  <span class="stringliteral">"through direct proto solves. Please use MPSolver::SolveWithProto, "</span></div>
|
|
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  <span class="stringliteral">"or the solver's direct proto solve function."</span>,</div>
|
|
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  general_constraint.general_constraint_case());</div>
|
|
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba5d004f74784501a516258dff6b7740ec">MPSOLVER_MODEL_INVALID</a>;</div>
|
|
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  }</div>
|
|
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  }</div>
|
|
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  </div>
|
|
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  objective->SetOptimizationDirection(input_model.maximize());</div>
|
|
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keywordflow">if</span> (input_model.has_objective_offset()) {</div>
|
|
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  objective->SetOffset(input_model.objective_offset());</div>
|
|
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  }</div>
|
|
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  </div>
|
|
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <span class="comment">// Stores any hints about where to start the solve.</span></div>
|
|
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  solution_hint_.clear();</div>
|
|
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < input_model.solution_hint().var_index_size(); ++i) {</div>
|
|
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  solution_hint_.push_back(</div>
|
|
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  std::make_pair(variables_[input_model.solution_hint().var_index(i)],</div>
|
|
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  input_model.solution_hint().var_value(i)));</div>
|
|
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  }</div>
|
|
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba81239917bc019f71d9f78b550c6acf37">MPSOLVER_MODEL_IS_VALID</a>;</div>
|
|
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span> }</div>
|
|
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  </div>
|
|
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span> <span class="keyword">namespace </span>{</div>
|
|
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1b">MPSolverResponseStatus</a> ResultStatusToMPSolverResponseStatus(</div>
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<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">MPSolver::ResultStatus</a> status) {</div>
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<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  <span class="keywordflow">switch</span> (status) {</div>
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<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad">MPSolver::OPTIMAL</a>:</div>
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<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba9cff14a44a54cc44f4b91d65e8cd73b1">MPSOLVER_OPTIMAL</a>;</div>
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<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1">MPSolver::FEASIBLE</a>:</div>
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<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1badbeb0b2ee95779317b20e5876609bf04">MPSOLVER_FEASIBLE</a>;</div>
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<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483">MPSolver::INFEASIBLE</a>:</div>
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<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba12a89c0e1b72e6c40e8c0ed16afa48a6">MPSOLVER_INFEASIBLE</a>;</div>
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<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da6c65123d1b5b01632a477661055b01ef">MPSolver::UNBOUNDED</a>:</div>
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<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba4b81d5eafe0b99411fc94d676bc286db">MPSOLVER_UNBOUNDED</a>;</div>
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<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587dadd7ccc352d727224d39519584ed37cd7">MPSolver::ABNORMAL</a>:</div>
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<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1baf6f49dcf49ad7df71d2e5b5f2c81ff88">MPSOLVER_ABNORMAL</a>;</div>
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<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587dae071e79c23f061c9dd00ee09519a0031">MPSolver::MODEL_INVALID</a>:</div>
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<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba5d004f74784501a516258dff6b7740ec">MPSOLVER_MODEL_INVALID</a>;</div>
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<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da0e6873a155f86a4695f463bf8601d05f">MPSolver::NOT_SOLVED</a>:</div>
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<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba3955ab5aa529fab85eb3566271a043e2">MPSOLVER_NOT_SOLVED</a>;</div>
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<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  }</div>
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<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba55c6337c519b0ef4070cfe89dead866f">MPSOLVER_UNKNOWN_STATUS</a>;</div>
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<div class="line"><a name="l00811"></a><span class="lineno"> 811</span> }</div>
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<div class="line"><a name="l00812"></a><span class="lineno"> 812</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  </div>
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<div class="line"><a name="l00814"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a018794097e44ee8189380eef2b0f267f"> 814</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a018794097e44ee8189380eef2b0f267f">MPSolver::FillSolutionResponseProto</a>(MPSolutionResponse* <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a> != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->Clear();</div>
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<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->set_status(</div>
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<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  ResultStatusToMPSolverResponseStatus(interface_->result_status_));</div>
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<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  <span class="keywordflow">if</span> (interface_->result_status_ == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad">MPSolver::OPTIMAL</a> ||</div>
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<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  interface_->result_status_ == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1">MPSolver::FEASIBLE</a>) {</div>
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<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->set_objective_value(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a5004489a36bc1393efa043044a63732f">Objective</a>().<a class="code" href="namespaceoperations__research_1_1sat.html#a3bd2b0a66b0f1c16476487ad3ddc72ea">Value</a>());</div>
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<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < variables_.size(); ++i) {</div>
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<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->add_variable_value(variables_[i]->solution_value());</div>
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<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  }</div>
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<div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  </div>
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<div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  <span class="keywordflow">if</span> (interface_->IsMIP()) {</div>
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<div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->set_best_objective_bound(interface_->best_objective_bound());</div>
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<div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <span class="comment">// Dual values have no meaning in MIP.</span></div>
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<div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < constraints_.size(); ++j) {</div>
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<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->add_dual_value(constraints_[j]->dual_value());</div>
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<div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  }</div>
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<div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  <span class="comment">// Reduced cost have no meaning in MIP.</span></div>
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<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < variables_.size(); ++i) {</div>
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<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->add_reduced_cost(variables_[i]->reduced_cost());</div>
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<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  }</div>
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<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  }</div>
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<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  }</div>
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<div class="line"><a name="l00839"></a><span class="lineno"> 839</span> }</div>
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<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  </div>
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<div class="line"><a name="l00841"></a><span class="lineno"> 841</span> <span class="comment">// static</span></div>
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<div class="line"><a name="l00842"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a5a1af4aceca49fa23cdeec088394dea4"> 842</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a5a1af4aceca49fa23cdeec088394dea4">MPSolver::SolveWithProto</a>(<span class="keyword">const</span> MPModelRequest& model_request,</div>
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<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  MPSolutionResponse* <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>) {</div>
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<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a> != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a> solver(model_request.model().name(),</div>
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<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  <span class="keyword">static_cast<</span><a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a><span class="keyword">></span>(</div>
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<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  model_request.solver_type()));</div>
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<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  <span class="keywordflow">if</span> (model_request.enable_internal_solver_output()) {</div>
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<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  solver.<a class="code" href="classoperations__research_1_1_m_p_solver.html#ad79f6dc56d90d220de25c15f367b888f">EnableOutput</a>();</div>
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<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  }</div>
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<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  </div>
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<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  <span class="keyword">auto</span> optional_response = solver.interface_->DirectlySolveProto(model_request);</div>
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<div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  <span class="keywordflow">if</span> (optional_response) {</div>
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<div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  *<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a> = std::move(optional_response).value();</div>
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<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  }</div>
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<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  </div>
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<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  <span class="keyword">const</span> absl::optional<LazyMutableCopy<MPModelProto>> optional_model =</div>
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<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  <a class="code" href="namespaceoperations__research.html#a9719cad5eece9b747a6332dd39126f0c">ExtractValidMPModelOrPopulateResponseStatus</a>(model_request, <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>);</div>
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<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  <span class="keywordflow">if</span> (!optional_model) {</div>
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<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, model_request.enable_internal_solver_output())</div>
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<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  << <span class="stringliteral">"Failed to extract a valid model from protocol buffer. Status: "</span></div>
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<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  << ProtoEnumToString<MPSolverResponseStatus>(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->status()) << <span class="stringliteral">" ("</span></div>
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<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  << <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->status() << <span class="stringliteral">"): "</span> << <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->status_str();</div>
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<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  }</div>
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<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  std::string error_message;</div>
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<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->set_status(solver.LoadModelFromProtoInternal(</div>
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<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  optional_model->get(), <span class="comment">/*clear_names=*/</span><span class="keyword">true</span>,</div>
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<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  <span class="comment">/*check_model_validity=*/</span><span class="keyword">false</span>, &error_message));</div>
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|
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="comment">// Even though we don't re-check model validity here, there can be some</span></div>
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<div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  <span class="comment">// problems found by LoadModelFromProto, eg. unsupported features.</span></div>
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<div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->status() != <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba81239917bc019f71d9f78b550c6acf37">MPSOLVER_MODEL_IS_VALID</a>) {</div>
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|
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->set_status_str(error_message);</div>
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|
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, model_request.enable_internal_solver_output())</div>
|
|
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  << <span class="stringliteral">"LoadModelFromProtoInternal() failed even though the model was "</span></div>
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|
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  << <span class="stringliteral">"valid! Status: "</span></div>
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|
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  << ProtoEnumToString<MPSolverResponseStatus>(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->status()) << <span class="stringliteral">" ("</span></div>
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|
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  << <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->status() << <span class="stringliteral">"); Error: "</span> << error_message;</div>
|
|
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  <span class="keywordflow">return</span>;</div>
|
|
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  }</div>
|
|
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordflow">if</span> (model_request.has_solver_time_limit_seconds()) {</div>
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|
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  solver.<a class="code" href="classoperations__research_1_1_m_p_solver.html#aff1d83614c47aa9934d4f9312e6056d4">SetTimeLimit</a>(</div>
|
|
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  absl::Seconds(model_request.solver_time_limit_seconds()));</div>
|
|
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  }</div>
|
|
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  std::string warning_message;</div>
|
|
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <span class="keywordflow">if</span> (model_request.has_solver_specific_parameters()) {</div>
|
|
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <span class="keywordflow">if</span> (!solver.<a class="code" href="classoperations__research_1_1_m_p_solver.html#a77083241e8bdb93b619c7b9feaf82dec">SetSolverSpecificParametersAsString</a>(</div>
|
|
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  model_request.solver_specific_parameters())) {</div>
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<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  <span class="keywordflow">if</span> (model_request.ignore_solver_specific_parameters_failure()) {</div>
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<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  <span class="comment">// We'll add a warning message in status_str after the solve.</span></div>
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<div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  warning_message =</div>
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<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  <span class="stringliteral">"Warning: the solver specific parameters were not successfully "</span></div>
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<div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  <span class="stringliteral">"applied"</span>;</div>
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<div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->set_status(<a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1bae98571c24fbf68a473b3d93ca45c6e7a">MPSOLVER_MODEL_INVALID_SOLVER_PARAMETERS</a>);</div>
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<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  }</div>
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<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  }</div>
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<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  }</div>
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<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  solver.<a class="code" href="classoperations__research_1_1_m_p_solver.html#acede9075c58cb2f506c99a9fe6f20303">Solve</a>();</div>
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<div class="line"><a name="l00902"></a><span class="lineno"> 902</span>  solver.<a class="code" href="classoperations__research_1_1_m_p_solver.html#a018794097e44ee8189380eef2b0f267f">FillSolutionResponseProto</a>(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>);</div>
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<div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  <span class="keywordflow">if</span> (!warning_message.empty()) {</div>
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<div class="line"><a name="l00904"></a><span class="lineno"> 904</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->set_status_str(absl::StrCat(</div>
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<div class="line"><a name="l00905"></a><span class="lineno"> 905</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->status_str(), (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>->status_str().empty() ? <span class="stringliteral">""</span> : <span class="stringliteral">"\n"</span>),</div>
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<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  warning_message));</div>
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<div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  }</div>
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<div class="line"><a name="l00908"></a><span class="lineno"> 908</span> }</div>
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<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  </div>
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<div class="line"><a name="l00910"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a880227c1bbe5a1a2a21796a947804615"> 910</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a880227c1bbe5a1a2a21796a947804615">MPSolver::ExportModelToProto</a>(MPModelProto* output_model)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  <a class="code" href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006">DCHECK</a>(output_model != <span class="keyword">nullptr</span>);</div>
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|
<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  output_model->Clear();</div>
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|
<div class="line"><a name="l00913"></a><span class="lineno"> 913</span>  <span class="comment">// Name</span></div>
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|
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span>  output_model->set_name(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a191cd9b1ba3e3c01a558a1f6c02a4429">Name</a>());</div>
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|
<div class="line"><a name="l00915"></a><span class="lineno"> 915</span>  <span class="comment">// Variables</span></div>
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|
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < variables_.size(); ++j) {</div>
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<div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = variables_[j];</div>
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|
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  MPVariableProto* <span class="keyword">const</span> variable_proto = output_model->add_variable();</div>
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|
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  <span class="comment">// TODO(user): Add option to avoid filling the var name to avoid overly</span></div>
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|
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  <span class="comment">// large protocol buffers.</span></div>
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|
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  variable_proto->set_name(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->name());</div>
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|
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  variable_proto->set_lower_bound(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->lb());</div>
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|
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  variable_proto->set_upper_bound(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->ub());</div>
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|
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  variable_proto->set_is_integer(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->integer());</div>
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|
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  <span class="keywordflow">if</span> (objective_->GetCoefficient(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>) != 0.0) {</div>
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|
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  variable_proto->set_objective_coefficient(</div>
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|
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  objective_->GetCoefficient(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>));</div>
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|
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  }</div>
|
|
<div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->branching_priority() != 0) {</div>
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|
<div class="line"><a name="l00930"></a><span class="lineno"> 930</span>  variable_proto->set_branching_priority(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->branching_priority());</div>
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|
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  }</div>
|
|
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  }</div>
|
|
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  </div>
|
|
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  <span class="comment">// Map the variables to their indices. This is needed to output the</span></div>
|
|
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  <span class="comment">// variables in the order they were created, which in turn is needed to have</span></div>
|
|
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span>  <span class="comment">// repeatable results with ExportModelAsLpFormat and ExportModelAsMpsFormat.</span></div>
|
|
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  <span class="comment">// This step is needed as long as the variable indices are given by the</span></div>
|
|
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  <span class="comment">// underlying solver at the time of model extraction.</span></div>
|
|
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  <span class="comment">// TODO(user): remove this step.</span></div>
|
|
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  absl::flat_hash_map<const MPVariable*, int> var_to_index;</div>
|
|
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < variables_.size(); ++j) {</div>
|
|
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  var_to_index[variables_[j]] = j;</div>
|
|
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span>  }</div>
|
|
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  </div>
|
|
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  <span class="comment">// Constraints</span></div>
|
|
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < constraints_.size(); ++i) {</div>
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|
<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a> = constraints_[i];</div>
|
|
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  MPConstraintProto* constraint_proto;</div>
|
|
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#a5afd87c4abc02aea7fedd93f12a16b60">indicator_variable</a>() != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  MPGeneralConstraintProto* <span class="keyword">const</span> general_constraint_proto =</div>
|
|
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  output_model->add_general_constraint();</div>
|
|
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  general_constraint_proto->set_name(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#ad8227ba86a01f26e4f173cd5e219d5d1">name</a>());</div>
|
|
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  MPIndicatorConstraint* <span class="keyword">const</span> indicator_constraint_proto =</div>
|
|
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span>  general_constraint_proto->mutable_indicator_constraint();</div>
|
|
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  indicator_constraint_proto->set_var_index(</div>
|
|
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#a5afd87c4abc02aea7fedd93f12a16b60">indicator_variable</a>()-><a class="code" href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">index</a>());</div>
|
|
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  indicator_constraint_proto->set_var_value(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#a87e458487b8f14804b579be6228ea78f">indicator_value</a>());</div>
|
|
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  constraint_proto = indicator_constraint_proto->mutable_constraint();</div>
|
|
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  constraint_proto = output_model->add_constraint();</div>
|
|
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  }</div>
|
|
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  constraint_proto->set_name(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#ad8227ba86a01f26e4f173cd5e219d5d1">name</a>());</div>
|
|
<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  constraint_proto->set_lower_bound(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a>());</div>
|
|
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span>  constraint_proto->set_upper_bound(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>());</div>
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|
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  constraint_proto->set_is_lazy(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#ab0c809243bacbba99e083bddd16ebcaa">is_lazy</a>());</div>
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|
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <span class="comment">// Vector linear_term will contain pairs (variable index, coeff), that will</span></div>
|
|
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  <span class="comment">// be sorted by variable index.</span></div>
|
|
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  std::vector<std::pair<int, double>> linear_term;</div>
|
|
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>->coefficients_) {</div>
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|
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = entry.first;</div>
|
|
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> var_index = <a class="code" href="namespacegtl.html#abc18f60961e36340e64e428827c0e38e">gtl::FindWithDefault</a>(var_to_index, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, -1);</div>
|
|
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  <a class="code" href="base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0">DCHECK_NE</a>(-1, var_index);</div>
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|
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> coeff = entry.second;</div>
|
|
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  linear_term.push_back(std::pair<int, double>(var_index, coeff));</div>
|
|
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  }</div>
|
|
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  <span class="comment">// The cost of sort is expected to be low as constraints usually have very</span></div>
|
|
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="comment">// few terms.</span></div>
|
|
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  std::sort(linear_term.begin(), linear_term.end());</div>
|
|
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  <span class="comment">// Now use linear term.</span></div>
|
|
<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> std::pair<int, double>& var_and_coeff : linear_term) {</div>
|
|
<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  constraint_proto->add_var_index(var_and_coeff.first);</div>
|
|
<div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  constraint_proto->add_coefficient(var_and_coeff.second);</div>
|
|
<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  }</div>
|
|
<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  }</div>
|
|
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  </div>
|
|
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  output_model->set_maximize(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a5004489a36bc1393efa043044a63732f">Objective</a>().maximization());</div>
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|
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  output_model->set_objective_offset(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a5004489a36bc1393efa043044a63732f">Objective</a>().offset());</div>
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|
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  </div>
|
|
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  <span class="keywordflow">if</span> (!solution_hint_.empty()) {</div>
|
|
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  PartialVariableAssignment* <span class="keyword">const</span> hint =</div>
|
|
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  output_model->mutable_solution_hint();</div>
|
|
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& var_value_pair : solution_hint_) {</div>
|
|
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  hint->add_var_index(var_value_pair.first->index());</div>
|
|
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  hint->add_var_value(var_value_pair.second);</div>
|
|
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  }</div>
|
|
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  }</div>
|
|
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span> }</div>
|
|
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  </div>
|
|
<div class="line"><a name="l00999"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ae233b0f771236fe24ad255830012159f"> 999</a></span> absl::Status <a class="code" href="classoperations__research_1_1_m_p_solver.html#ae233b0f771236fe24ad255830012159f">MPSolver::LoadSolutionFromProto</a>(<span class="keyword">const</span> MPSolutionResponse& <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>,</div>
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|
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  <span class="keywordtype">double</span> tolerance) {</div>
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|
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  interface_->result_status_ = <span class="keyword">static_cast<</span><a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">ResultStatus</a><span class="keyword">></span>(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.status());</div>
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|
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.status() != <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba9cff14a44a54cc44f4b91d65e8cd73b1">MPSOLVER_OPTIMAL</a> &&</div>
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|
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.status() != <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1badbeb0b2ee95779317b20e5876609bf04">MPSOLVER_FEASIBLE</a>) {</div>
|
|
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(absl::StrCat(</div>
|
|
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  <span class="stringliteral">"Cannot load a solution unless its status is OPTIMAL or FEASIBLE"</span></div>
|
|
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <span class="stringliteral">" (status was: "</span>,</div>
|
|
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  ProtoEnumToString<MPSolverResponseStatus>(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.status()), <span class="stringliteral">")"</span>));</div>
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|
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  }</div>
|
|
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  <span class="comment">// Before touching the variables, verify that the solution looks legit:</span></div>
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|
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <span class="comment">// each variable of the MPSolver must have its value listed exactly once, and</span></div>
|
|
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <span class="comment">// each listed solution should correspond to a known variable.</span></div>
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|
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.variable_value_size() != variables_.size()) {</div>
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|
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(absl::StrCat(</div>
|
|
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  <span class="stringliteral">"Trying to load a solution whose number of variables ("</span>,</div>
|
|
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.variable_value_size(),</div>
|
|
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  <span class="stringliteral">") does not correspond to the Solver's ("</span>, variables_.size(), <span class="stringliteral">")"</span>));</div>
|
|
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  }</div>
|
|
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  interface_->ExtractModel();</div>
|
|
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  </div>
|
|
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  <span class="keywordflow">if</span> (tolerance != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>()) {</div>
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|
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  <span class="comment">// Look further: verify that the variable values are within the bounds.</span></div>
|
|
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  <span class="keywordtype">double</span> largest_error = 0;</div>
|
|
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  <span class="keywordtype">int</span> num_vars_out_of_bounds = 0;</div>
|
|
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  <span class="keywordtype">int</span> last_offending_var = -1;</div>
|
|
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.variable_value_size(); ++i) {</div>
|
|
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> var_value = <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.variable_value(i);</div>
|
|
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = variables_[i];</div>
|
|
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  <span class="comment">// TODO(user): Use parameter when they become available in this class.</span></div>
|
|
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> lb_error = <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->lb() - var_value;</div>
|
|
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> ub_error = var_value - <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->ub();</div>
|
|
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  <span class="keywordflow">if</span> (lb_error > tolerance || ub_error > tolerance) {</div>
|
|
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  ++num_vars_out_of_bounds;</div>
|
|
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  largest_error = <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(largest_error, <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(lb_error, ub_error));</div>
|
|
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  last_offending_var = i;</div>
|
|
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  }</div>
|
|
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  }</div>
|
|
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  <span class="keywordflow">if</span> (num_vars_out_of_bounds > 0) {</div>
|
|
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(absl::StrCat(</div>
|
|
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <span class="stringliteral">"Loaded a solution whose variables matched the solver's, but "</span>,</div>
|
|
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  num_vars_out_of_bounds, <span class="stringliteral">" of "</span>, variables_.size(),</div>
|
|
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  <span class="stringliteral">" variables were out of their bounds, by more than the primal"</span></div>
|
|
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  <span class="stringliteral">" tolerance which is: "</span>,</div>
|
|
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  tolerance, <span class="stringliteral">". Max error: "</span>, largest_error, <span class="stringliteral">", last offender var is #"</span>,</div>
|
|
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  last_offending_var, <span class="stringliteral">": '"</span>, variables_[last_offending_var]->name(),</div>
|
|
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  <span class="stringliteral">"'"</span>));</div>
|
|
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  }</div>
|
|
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  }</div>
|
|
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.variable_value_size(); ++i) {</div>
|
|
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  variables_[i]->set_solution_value(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.variable_value(i));</div>
|
|
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span>  }</div>
|
|
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.dual_value_size() > 0) {</div>
|
|
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.dual_value_size() != constraints_.size()) {</div>
|
|
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(absl::StrCat(</div>
|
|
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  <span class="stringliteral">"Trying to load a dual solution whose number of entries ("</span>,</div>
|
|
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.dual_value_size(), <span class="stringliteral">") does not correspond to the Solver's ("</span>,</div>
|
|
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  constraints_.size(), <span class="stringliteral">")"</span>));</div>
|
|
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  }</div>
|
|
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.dual_value_size(); ++i) {</div>
|
|
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  constraints_[i]->set_dual_value(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.dual_value(i));</div>
|
|
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  }</div>
|
|
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  }</div>
|
|
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.reduced_cost_size() > 0) {</div>
|
|
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.reduced_cost_size() != variables_.size()) {</div>
|
|
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(absl::StrCat(</div>
|
|
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  <span class="stringliteral">"Trying to load a reduced cost solution whose number of entries ("</span>,</div>
|
|
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.reduced_cost_size(),</div>
|
|
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  <span class="stringliteral">") does not correspond to the Solver's ("</span>, variables_.size(), <span class="stringliteral">")"</span>));</div>
|
|
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  }</div>
|
|
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.reduced_cost_size(); ++i) {</div>
|
|
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  variables_[i]->set_reduced_cost(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.reduced_cost(i));</div>
|
|
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  }</div>
|
|
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  }</div>
|
|
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  <span class="comment">// Set the objective value, if is known.</span></div>
|
|
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  <span class="comment">// NOTE(user): We do not verify the objective, even though we could!</span></div>
|
|
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.has_objective_value()) {</div>
|
|
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  interface_->objective_value_ = <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.objective_value();</div>
|
|
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  }</div>
|
|
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.has_best_objective_bound()) {</div>
|
|
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  interface_->best_objective_bound_ = <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.best_objective_bound();</div>
|
|
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  }</div>
|
|
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  <span class="comment">// Mark the status as SOLUTION_SYNCHRONIZED, so that users may inspect the</span></div>
|
|
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>  <span class="comment">// solution normally.</span></div>
|
|
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>  interface_->sync_status_ = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e">MPSolverInterface::SOLUTION_SYNCHRONIZED</a>;</div>
|
|
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>  <span class="keywordflow">return</span> absl::OkStatus();</div>
|
|
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span> }</div>
|
|
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  </div>
|
|
<div class="line"><a name="l01087"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aa71d36872f416feaa853788a7a7a7ef8"> 1087</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aa71d36872f416feaa853788a7a7a7ef8">MPSolver::Clear</a>() {</div>
|
|
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a226456dfb15300dd4e59d0bf80d0ce07">MutableObjective</a>()-><a class="code" href="classoperations__research_1_1_m_p_objective.html#aa71d36872f416feaa853788a7a7a7ef8">Clear</a>();</div>
|
|
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  <a class="code" href="namespacegtl.html#a4ee3db0c4acaa0f277a0d7006f5ad1e6">gtl::STLDeleteElements</a>(&variables_);</div>
|
|
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  <a class="code" href="namespacegtl.html#a4ee3db0c4acaa0f277a0d7006f5ad1e6">gtl::STLDeleteElements</a>(&constraints_);</div>
|
|
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  variables_.clear();</div>
|
|
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  <span class="keywordflow">if</span> (variable_name_to_index_) {</div>
|
|
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  variable_name_to_index_->clear();</div>
|
|
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  }</div>
|
|
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  variable_is_extracted_.clear();</div>
|
|
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  constraints_.clear();</div>
|
|
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>  <span class="keywordflow">if</span> (constraint_name_to_index_) {</div>
|
|
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  constraint_name_to_index_->clear();</div>
|
|
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  }</div>
|
|
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>  constraint_is_extracted_.clear();</div>
|
|
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  interface_->Reset();</div>
|
|
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  solution_hint_.clear();</div>
|
|
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span> }</div>
|
|
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  </div>
|
|
<div class="line"><a name="l01105"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a372de693ad40b3f42839c8ec6ac845f4"> 1105</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a372de693ad40b3f42839c8ec6ac845f4">MPSolver::Reset</a>() { interface_->Reset(); }</div>
|
|
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  </div>
|
|
<div class="line"><a name="l01107"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ac75b700ead5ff5d0944b5161e6dac9e8"> 1107</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#ac75b700ead5ff5d0944b5161e6dac9e8">MPSolver::InterruptSolve</a>() { <span class="keywordflow">return</span> interface_->InterruptSolve(); }</div>
|
|
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  </div>
|
|
<div class="line"><a name="l01109"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a43bc1eaf78615ea6084d975e892c33f1"> 1109</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a43bc1eaf78615ea6084d975e892c33f1">MPSolver::SetStartingLpBasis</a>(</div>
|
|
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  <span class="keyword">const</span> std::vector<BasisStatus>& variable_statuses,</div>
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<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>  <span class="keyword">const</span> std::vector<BasisStatus>& constraint_statuses) {</div>
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<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span>  interface_->SetStartingLpBasis(variable_statuses, constraint_statuses);</div>
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<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span> }</div>
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<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>  </div>
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<div class="line"><a name="l01115"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#abc0dba97ca1c7e5cabcbe0e13adabca7"> 1115</a></span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#abc0dba97ca1c7e5cabcbe0e13adabca7">MPSolver::MakeVar</a>(<span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub, <span class="keywordtype">bool</span> integer,</div>
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<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>) {</div>
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<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> var_index = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9d3beb2afe4ae647674b054bf29290e2">NumVariables</a>();</div>
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<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* v =</div>
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<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>(var_index, lb, ub, integer, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>, interface_.get());</div>
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<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>  <span class="keywordflow">if</span> (variable_name_to_index_) {</div>
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<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>  <a class="code" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&*variable_name_to_index_, v-><a class="code" href="classoperations__research_1_1_m_p_variable.html#ad8227ba86a01f26e4f173cd5e219d5d1">name</a>(), var_index);</div>
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<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  }</div>
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<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  variables_.push_back(v);</div>
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<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>  variable_is_extracted_.push_back(<span class="keyword">false</span>);</div>
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<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  interface_->AddVariable(v);</div>
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<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  <span class="keywordflow">return</span> v;</div>
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<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span> }</div>
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<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  </div>
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<div class="line"><a name="l01129"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ac3c72e696ceb8a3b507139b7a5608e6a"> 1129</a></span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#ac3c72e696ceb8a3b507139b7a5608e6a">MPSolver::MakeNumVar</a>(<span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub,</div>
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<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>) {</div>
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<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#abc0dba97ca1c7e5cabcbe0e13adabca7">MakeVar</a>(lb, ub, <span class="keyword">false</span>, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>);</div>
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<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span> }</div>
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<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>  </div>
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<div class="line"><a name="l01134"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aca3c14720aba5677f473458f706903a7"> 1134</a></span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#aca3c14720aba5677f473458f706903a7">MPSolver::MakeIntVar</a>(<span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub,</div>
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<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>) {</div>
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<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#abc0dba97ca1c7e5cabcbe0e13adabca7">MakeVar</a>(lb, ub, <span class="keyword">true</span>, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>);</div>
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<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span> }</div>
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<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  </div>
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<div class="line"><a name="l01139"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a4a790b8c94fdaa097e7ad19bb5acaf45"> 1139</a></span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#a4a790b8c94fdaa097e7ad19bb5acaf45">MPSolver::MakeBoolVar</a>(<span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>) {</div>
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<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#abc0dba97ca1c7e5cabcbe0e13adabca7">MakeVar</a>(0.0, 1.0, <span class="keyword">true</span>, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>);</div>
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<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span> }</div>
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<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  </div>
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|
<div class="line"><a name="l01143"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a66fd302d0082c74e6dea35ac59784847"> 1143</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a66fd302d0082c74e6dea35ac59784847">MPSolver::MakeVarArray</a>(<span class="keywordtype">int</span> nb, <span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub, <span class="keywordtype">bool</span> integer,</div>
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<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>  <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>,</div>
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|
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  std::vector<MPVariable*>* vars) {</div>
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|
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  <a class="code" href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295">DCHECK_GE</a>(nb, 0);</div>
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<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  <span class="keywordflow">if</span> (nb <= 0) <span class="keywordflow">return</span>;</div>
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|
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> num_digits = NumDigits(nb);</div>
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|
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nb; ++i) {</div>
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<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  <span class="keywordflow">if</span> (<a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>.empty()) {</div>
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|
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  vars->push_back(<a class="code" href="classoperations__research_1_1_m_p_solver.html#abc0dba97ca1c7e5cabcbe0e13adabca7">MakeVar</a>(lb, ub, integer, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>));</div>
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|
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  std::string vname =</div>
|
|
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  absl::StrFormat(<span class="stringliteral">"%s%0*d"</span>, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>.c_str(), num_digits, i);</div>
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|
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  vars->push_back(<a class="code" href="classoperations__research_1_1_m_p_solver.html#abc0dba97ca1c7e5cabcbe0e13adabca7">MakeVar</a>(lb, ub, integer, vname));</div>
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|
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>  }</div>
|
|
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>  }</div>
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|
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span> }</div>
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|
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>  </div>
|
|
<div class="line"><a name="l01160"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a648a61e30b62b1c17ab1f49fe6c9ed8d"> 1160</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a648a61e30b62b1c17ab1f49fe6c9ed8d">MPSolver::MakeNumVarArray</a>(<span class="keywordtype">int</span> nb, <span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub,</div>
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<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>,</div>
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|
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>  std::vector<MPVariable*>* vars) {</div>
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|
<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a66fd302d0082c74e6dea35ac59784847">MakeVarArray</a>(nb, lb, ub, <span class="keyword">false</span>, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>, vars);</div>
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<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span> }</div>
|
|
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  </div>
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|
<div class="line"><a name="l01166"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a9333144b7d28f68a7537b2ba19a1ba9b"> 1166</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9333144b7d28f68a7537b2ba19a1ba9b">MPSolver::MakeIntVarArray</a>(<span class="keywordtype">int</span> nb, <span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub,</div>
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<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>,</div>
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|
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  std::vector<MPVariable*>* vars) {</div>
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<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a66fd302d0082c74e6dea35ac59784847">MakeVarArray</a>(nb, lb, ub, <span class="keyword">true</span>, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>, vars);</div>
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<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span> }</div>
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<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>  </div>
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<div class="line"><a name="l01172"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a200ccd114eb5057856c05501c2d4abe5"> 1172</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a200ccd114eb5057856c05501c2d4abe5">MPSolver::MakeBoolVarArray</a>(<span class="keywordtype">int</span> nb, <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>,</div>
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<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>  std::vector<MPVariable*>* vars) {</div>
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|
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a66fd302d0082c74e6dea35ac59784847">MakeVarArray</a>(nb, 0.0, 1.0, <span class="keyword">true</span>, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>, vars);</div>
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<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span> }</div>
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<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  </div>
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<div class="line"><a name="l01177"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a43d6ca2f978ca6f622a16117166ff69a"> 1177</a></span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MPSolver::MakeRowConstraint</a>(<span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub) {</div>
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<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MakeRowConstraint</a>(lb, ub, <span class="stringliteral">""</span>);</div>
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<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span> }</div>
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<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  </div>
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<div class="line"><a name="l01181"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735"> 1181</a></span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MPSolver::MakeRowConstraint</a>() {</div>
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<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MakeRowConstraint</a>(-<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>(), <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>(), <span class="stringliteral">""</span>);</div>
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<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span> }</div>
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<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  </div>
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<div class="line"><a name="l01185"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a1d4be44ee6b8e0297f6ab3e92d6d4e9b"> 1185</a></span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MPSolver::MakeRowConstraint</a>(<span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub,</div>
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<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>) {</div>
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<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> constraint_index = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a03666f2e70e42a9560aa9ce7416d2644">NumConstraints</a>();</div>
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<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>  <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a> =</div>
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<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>(constraint_index, lb, ub, <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>, interface_.get());</div>
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<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  <span class="keywordflow">if</span> (constraint_name_to_index_) {</div>
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<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  <a class="code" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&*constraint_name_to_index_, <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#ad8227ba86a01f26e4f173cd5e219d5d1">name</a>(),</div>
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<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>  constraint_index);</div>
|
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<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>  }</div>
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<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  constraints_.push_back(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>);</div>
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<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>  constraint_is_extracted_.push_back(<span class="keyword">false</span>);</div>
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<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>  interface_->AddRowConstraint(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>);</div>
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<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>;</div>
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<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span> }</div>
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<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>  </div>
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|
<div class="line"><a name="l01200"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ae6abc3fd3b26c8780ae59d8f111199f3"> 1200</a></span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MPSolver::MakeRowConstraint</a>(<span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>) {</div>
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|
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MakeRowConstraint</a>(-<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>(), <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>(), <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>);</div>
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|
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span> }</div>
|
|
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  </div>
|
|
<div class="line"><a name="l01204"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aad257297b986c0a1e1500e2377b48f1d"> 1204</a></span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MPSolver::MakeRowConstraint</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_linear_range.html">LinearRange</a>& range) {</div>
|
|
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MakeRowConstraint</a>(range, <span class="stringliteral">""</span>);</div>
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|
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span> }</div>
|
|
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  </div>
|
|
<div class="line"><a name="l01208"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a2f50af9b63567ce95f1364aad174cc0d"> 1208</a></span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MPSolver::MakeRowConstraint</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_linear_range.html">LinearRange</a>& range,</div>
|
|
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  <span class="keyword">const</span> std::string& <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>) {</div>
|
|
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  CheckLinearExpr(*<span class="keyword">this</span>, range.<a class="code" href="classoperations__research_1_1_linear_range.html#ac94f6b1a6cc64b35da3b2a250e0c606d">linear_expr</a>());</div>
|
|
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a> =</div>
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|
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">MakeRowConstraint</a>(range.<a class="code" href="classoperations__research_1_1_linear_range.html#a9748ce3280b2d4c16a2cd38a480b9c7c">lower_bound</a>(), range.<a class="code" href="classoperations__research_1_1_linear_range.html#a5158072d27a176fc38524893183d6527">upper_bound</a>(), <a class="code" href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a>);</div>
|
|
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& kv : range.<a class="code" href="classoperations__research_1_1_linear_range.html#ac94f6b1a6cc64b35da3b2a250e0c606d">linear_expr</a>().<a class="code" href="classoperations__research_1_1_linear_expr.html#a665001590f89bb9446d0030e2ef8047b">terms</a>()) {</div>
|
|
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#a2def997791a2a5119c3502aa68c34181">SetCoefficient</a>(kv.first, kv.second);</div>
|
|
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>  }</div>
|
|
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>;</div>
|
|
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span> }</div>
|
|
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  </div>
|
|
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span> <span class="keywordtype">int</span> MPSolver::ComputeMaxConstraintSize(<span class="keywordtype">int</span> min_constraint_index,</div>
|
|
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>  <span class="keywordtype">int</span> max_constraint_index)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  <span class="keywordtype">int</span> max_constraint_size = 0;</div>
|
|
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>  <a class="code" href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295">DCHECK_GE</a>(min_constraint_index, 0);</div>
|
|
<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  <a class="code" href="base_2logging_8h.html#a4395e95bab44e222cb2e77251017a0e2">DCHECK_LE</a>(max_constraint_index, constraints_.size());</div>
|
|
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = min_constraint_index; i < max_constraint_index; ++i) {</div>
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|
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>  <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a> = constraints_[i];</div>
|
|
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->coefficients_.size() > max_constraint_size) {</div>
|
|
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  max_constraint_size = <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->coefficients_.size();</div>
|
|
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  }</div>
|
|
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  }</div>
|
|
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  <span class="keywordflow">return</span> max_constraint_size;</div>
|
|
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span> }</div>
|
|
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>  </div>
|
|
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span> <span class="keywordtype">bool</span> MPSolver::HasInfeasibleConstraints()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  <span class="keywordtype">bool</span> hasInfeasibleConstraints = <span class="keyword">false</span>;</div>
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|
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < constraints_.size(); ++i) {</div>
|
|
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  <span class="keywordflow">if</span> (constraints_[i]->lb() > constraints_[i]->ub()) {</div>
|
|
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Constraint "</span> << constraints_[i]->name() << <span class="stringliteral">" ("</span> << i</div>
|
|
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  << <span class="stringliteral">") has contradictory bounds:"</span></div>
|
|
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  << <span class="stringliteral">" lower bound = "</span> << constraints_[i]->lb()</div>
|
|
<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  << <span class="stringliteral">" upper bound = "</span> << constraints_[i]->ub();</div>
|
|
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  hasInfeasibleConstraints = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>  }</div>
|
|
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  }</div>
|
|
<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  <span class="keywordflow">return</span> hasInfeasibleConstraints;</div>
|
|
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span> }</div>
|
|
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  </div>
|
|
<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span> <span class="keywordtype">bool</span> MPSolver::HasIntegerVariables()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> MPVariable* <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a> : variables_) {</div>
|
|
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#abc6bcaac179c603ad3386fa7449c86a7">integer</a>()) <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  }</div>
|
|
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span> }</div>
|
|
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  </div>
|
|
<div class="line"><a name="l01254"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#acede9075c58cb2f506c99a9fe6f20303"> 1254</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">MPSolver::ResultStatus</a> <a class="code" href="classoperations__research_1_1_m_p_solver.html#acede9075c58cb2f506c99a9fe6f20303">MPSolver::Solve</a>() {</div>
|
|
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a> default_param;</div>
|
|
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#acede9075c58cb2f506c99a9fe6f20303">Solve</a>(default_param);</div>
|
|
<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span> }</div>
|
|
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  </div>
|
|
<div class="line"><a name="l01259"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a5623ca9737726f982c7c3ff59b8033e5"> 1259</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">MPSolver::ResultStatus</a> <a class="code" href="classoperations__research_1_1_m_p_solver.html#acede9075c58cb2f506c99a9fe6f20303">MPSolver::Solve</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a>& param) {</div>
|
|
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>  <span class="comment">// Special case for infeasible constraints so that all solvers have</span></div>
|
|
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>  <span class="comment">// the same behavior.</span></div>
|
|
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  <span class="comment">// TODO(user): replace this by model extraction to proto + proto validation</span></div>
|
|
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  <span class="comment">// (the proto has very low overhead compared to the wrapper, both in</span></div>
|
|
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>  <span class="comment">// performance and memory, so it's ok).</span></div>
|
|
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  <span class="keywordflow">if</span> (HasInfeasibleConstraints()) {</div>
|
|
<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>  interface_->result_status_ = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483">MPSolver::INFEASIBLE</a>;</div>
|
|
<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>  <span class="keywordflow">return</span> interface_->result_status_;</div>
|
|
<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>  }</div>
|
|
<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>  </div>
|
|
<div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">MPSolver::ResultStatus</a> status = interface_->Solve(param);</div>
|
|
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  <span class="keywordflow">if</span> (absl::GetFlag(FLAGS_verify_solution)) {</div>
|
|
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  <span class="keywordflow">if</span> (status != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad">MPSolver::OPTIMAL</a> && status != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1">MPSolver::FEASIBLE</a>) {</div>
|
|
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"--verify_solution enabled, but the solver did not find a"</span></div>
|
|
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  << <span class="stringliteral">" solution: skipping the verification."</span>;</div>
|
|
<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver.html#a2c50b77c283c82d632f0dc605ceca3c3">VerifySolution</a>(</div>
|
|
<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>  param.<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a692014f815d7927760762b046675f658">GetDoubleParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a8c7c9aed0dcd36fc9a9af2fab295caf3">MPSolverParameters::PRIMAL_TOLERANCE</a>),</div>
|
|
<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>  absl::GetFlag(FLAGS_log_verification_errors))) {</div>
|
|
<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>  status = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587dadd7ccc352d727224d39519584ed37cd7">MPSolver::ABNORMAL</a>;</div>
|
|
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>  interface_->result_status_ = status;</div>
|
|
<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>  }</div>
|
|
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>  }</div>
|
|
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(interface_->result_status_, status);</div>
|
|
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>  <span class="keywordflow">return</span> status;</div>
|
|
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span> }</div>
|
|
<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>  </div>
|
|
<div class="line"><a name="l01286"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aaa766a9aa802903bf7a6e5b8fb82c70c"> 1286</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aaa766a9aa802903bf7a6e5b8fb82c70c">MPSolver::Write</a>(<span class="keyword">const</span> std::string& file_name) {</div>
|
|
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>  interface_->Write(file_name);</div>
|
|
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span> }</div>
|
|
<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>  </div>
|
|
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span> <span class="keyword">namespace </span>{</div>
|
|
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span> std::string PrettyPrintVar(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>& <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>) {</div>
|
|
<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  <span class="keyword">const</span> std::string prefix = <span class="stringliteral">"Variable '"</span> + <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.<a class="code" href="classoperations__research_1_1_propagation_base_object.html#a1d89c28bd42ba9a52da008bb69367171">name</a>() + <span class="stringliteral">"': domain = "</span>;</div>
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|
<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb() >= <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>() || <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub() <= -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>() ||</div>
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|
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb() > <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub()) {</div>
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|
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>  <span class="keywordflow">return</span> prefix + <span class="stringliteral">"∅"</span>; <span class="comment">// Empty set.</span></div>
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|
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>  }</div>
|
|
<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  <span class="comment">// Special case: integer variable with at most two possible values</span></div>
|
|
<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>  <span class="comment">// (and potentially none).</span></div>
|
|
<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.integer() && <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub() - <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb() <= 1) {</div>
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<div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>  <span class="keyword">const</span> int64_t lb = <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(ceil(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb()));</div>
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|
<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  <span class="keyword">const</span> int64_t ub = <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(floor(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub()));</div>
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|
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  <span class="keywordflow">if</span> (lb > ub) {</div>
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|
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  <span class="keywordflow">return</span> prefix + <span class="stringliteral">"∅"</span>;</div>
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|
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (lb == ub) {</div>
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|
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"%s{ %d }"</span>, prefix.c_str(), lb);</div>
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|
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"%s{ %d, %d }"</span>, prefix.c_str(), lb, ub);</div>
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|
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>  }</div>
|
|
<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>  }</div>
|
|
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>  <span class="comment">// Special case: single (non-infinite) real value.</span></div>
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|
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb() == <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub()) {</div>
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|
<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"%s{ %f }"</span>, prefix.c_str(), <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb());</div>
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|
<div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>  }</div>
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|
<div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>  <span class="keywordflow">return</span> prefix + (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.integer() ? <span class="stringliteral">"Integer"</span> : <span class="stringliteral">"Real"</span>) + <span class="stringliteral">" in "</span> +</div>
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|
<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>  (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb() <= -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>()</div>
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|
<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>  ? std::string(<span class="stringliteral">"]-∞"</span>)</div>
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|
<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>  : <a class="code" href="namespaceabsl.html">absl</a>::StrFormat(<span class="stringliteral">"[%f"</span>, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb())) +</div>
|
|
<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>  <span class="stringliteral">", "</span> +</div>
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|
<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>  (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub() >= MPSolver::infinity() ? std::string(<span class="stringliteral">"+∞["</span>)</div>
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|
<div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>  : <a class="code" href="namespaceabsl.html">absl</a>::StrFormat(<span class="stringliteral">"%f]"</span>, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub()));</div>
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|
<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span> }</div>
|
|
<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>  </div>
|
|
<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span> std::string PrettyPrintConstraint(<span class="keyword">const</span> MPConstraint& constraint) {</div>
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|
<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>  std::string prefix = <span class="stringliteral">"Constraint '"</span> + constraint.name() + <span class="stringliteral">"': "</span>;</div>
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|
<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>  <span class="keywordflow">if</span> (constraint.lb() >= <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>() ||</div>
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|
<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>  constraint.ub() <= -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>() ||</div>
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|
<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>  constraint.lb() > constraint.ub()) {</div>
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|
<div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>  <span class="keywordflow">return</span> prefix + <span class="stringliteral">"ALWAYS FALSE"</span>;</div>
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|
<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>  }</div>
|
|
<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>  <span class="keywordflow">if</span> (constraint.lb() <= -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>() &&</div>
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|
<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>  constraint.ub() >= <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>()) {</div>
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|
<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>  <span class="keywordflow">return</span> prefix + <span class="stringliteral">"ALWAYS TRUE"</span>;</div>
|
|
<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>  }</div>
|
|
<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  prefix += <span class="stringliteral">"<linear expr>"</span>;</div>
|
|
<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  <span class="comment">// Equality.</span></div>
|
|
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  <span class="keywordflow">if</span> (constraint.lb() == constraint.ub()) {</div>
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|
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"%s = %f"</span>, prefix.c_str(), constraint.lb());</div>
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|
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  }</div>
|
|
<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>  <span class="comment">// Inequalities.</span></div>
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|
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>  <span class="keywordflow">if</span> (constraint.lb() <= -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>()) {</div>
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|
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"%s ≤ %f"</span>, prefix.c_str(), constraint.ub());</div>
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|
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>  }</div>
|
|
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>  <span class="keywordflow">if</span> (constraint.ub() >= <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">MPSolver::infinity</a>()) {</div>
|
|
<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"%s ≥ %f"</span>, prefix.c_str(), constraint.lb());</div>
|
|
<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  }</div>
|
|
<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"%s ∈ [%f, %f]"</span>, prefix.c_str(), constraint.lb(),</div>
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|
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>  constraint.ub());</div>
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|
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span> }</div>
|
|
<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span> } <span class="comment">// namespace</span></div>
|
|
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>  </div>
|
|
<div class="line"><a name="l01351"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a9df947ed3bb70075e234f8f0f78bc8ee"> 1351</a></span> absl::Status <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9df947ed3bb70075e234f8f0f78bc8ee">MPSolver::ClampSolutionWithinBounds</a>() {</div>
|
|
<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>  interface_->ExtractModel();</div>
|
|
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>  <span class="keywordflow">for</span> (<a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a> : variables_) {</div>
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|
<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> = <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#adf1a0cc6a3736f3db9880392efe02f0e">solution_value</a>();</div>
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|
<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>  <span class="keywordflow">if</span> (std::isnan(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>)) {</div>
|
|
<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(</div>
|
|
<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>  absl::StrCat(<span class="stringliteral">"NaN value for "</span>, PrettyPrintVar(*<a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>)));</div>
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|
<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  }</div>
|
|
<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>  <span class="keywordflow">if</span> (value < variable->lb()) {</div>
|
|
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#a3977d5bfced39e6ccd075056317bbb3a">set_solution_value</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a>());</div>
|
|
<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> > <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>()) {</div>
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|
<div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#a3977d5bfced39e6ccd075056317bbb3a">set_solution_value</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">variable</a>-><a class="code" href="classoperations__research_1_1_m_p_variable.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>());</div>
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|
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  }</div>
|
|
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>  }</div>
|
|
<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>  interface_->sync_status_ = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e">MPSolverInterface::SOLUTION_SYNCHRONIZED</a>;</div>
|
|
<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>  <span class="keywordflow">return</span> absl::OkStatus();</div>
|
|
<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span> }</div>
|
|
<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>  </div>
|
|
<div class="line"><a name="l01369"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a942431e14468f0267cd417fabc48f829"> 1369</a></span> std::vector<double> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a942431e14468f0267cd417fabc48f829">MPSolver::ComputeConstraintActivities</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>  <span class="comment">// TODO(user): test this failure case.</span></div>
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|
<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>  <span class="keywordflow">if</span> (!interface_->CheckSolutionIsSynchronizedAndExists()) <span class="keywordflow">return</span> {};</div>
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|
<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>  std::vector<double> activities(constraints_.size(), 0.0);</div>
|
|
<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < constraints_.size(); ++i) {</div>
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|
<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>& <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a> = *constraints_[i];</div>
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|
<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>  <a class="code" href="classoperations__research_1_1_accurate_sum.html">AccurateSum<double></a> sum;</div>
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|
<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.coefficients_) {</div>
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|
<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>  sum.<a class="code" href="classoperations__research_1_1_accurate_sum.html#acc8fad1f98b885fa7d0504f4dfc71f08">Add</a>(entry.first->solution_value() * entry.second);</div>
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|
<div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>  }</div>
|
|
<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>  activities[i] = sum.<a class="code" href="classoperations__research_1_1_accurate_sum.html#a176a3e919acd979b67cea1ede094cdaa">Value</a>();</div>
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|
<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>  }</div>
|
|
<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>  <span class="keywordflow">return</span> activities;</div>
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|
<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span> }</div>
|
|
<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>  </div>
|
|
<div class="line"><a name="l01384"></a><span class="lineno"> 1384</span> <span class="comment">// TODO(user): split.</span></div>
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|
<div class="line"><a name="l01385"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a2c50b77c283c82d632f0dc605ceca3c3"> 1385</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a2c50b77c283c82d632f0dc605ceca3c3">MPSolver::VerifySolution</a>(<span class="keywordtype">double</span> tolerance, <span class="keywordtype">bool</span> log_errors)<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>  <span class="keywordtype">double</span> max_observed_error = 0;</div>
|
|
<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  <span class="keywordflow">if</span> (tolerance < 0) tolerance = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>();</div>
|
|
<div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>  <span class="keywordtype">int</span> num_errors = 0;</div>
|
|
<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  </div>
|
|
<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>  <span class="comment">// Verify variables.</span></div>
|
|
<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < variables_.size(); ++i) {</div>
|
|
<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>& <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = *variables_[i];</div>
|
|
<div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> = <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.solution_value();</div>
|
|
<div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>  <span class="comment">// Check for NaN.</span></div>
|
|
<div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>  <span class="keywordflow">if</span> (std::isnan(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>)) {</div>
|
|
<div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>  ++num_errors;</div>
|
|
<div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>  max_observed_error = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>();</div>
|
|
<div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors) << <span class="stringliteral">"NaN value for "</span> << PrettyPrintVar(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
|
|
<div class="line"><a name="l01399"></a><span class="lineno"> 1399</span>  <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>  }</div>
|
|
<div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>  <span class="comment">// Check lower bound.</span></div>
|
|
<div class="line"><a name="l01402"></a><span class="lineno"> 1402</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb() != -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>()) {</div>
|
|
<div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> < <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb() - tolerance) {</div>
|
|
<div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>  ++num_errors;</div>
|
|
<div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>  max_observed_error = <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(max_observed_error, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.lb() - <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
|
|
<div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors)</div>
|
|
<div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>  << <span class="stringliteral">"Value "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> << <span class="stringliteral">" too low for "</span> << PrettyPrintVar(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
|
|
<div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>  }</div>
|
|
<div class="line"><a name="l01409"></a><span class="lineno"> 1409</span>  }</div>
|
|
<div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>  <span class="comment">// Check upper bound.</span></div>
|
|
<div class="line"><a name="l01411"></a><span class="lineno"> 1411</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub() != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>()) {</div>
|
|
<div class="line"><a name="l01412"></a><span class="lineno"> 1412</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> > <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub() + tolerance) {</div>
|
|
<div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>  ++num_errors;</div>
|
|
<div class="line"><a name="l01414"></a><span class="lineno"> 1414</span>  max_observed_error = <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(max_observed_error, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> - <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.ub());</div>
|
|
<div class="line"><a name="l01415"></a><span class="lineno"> 1415</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors)</div>
|
|
<div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>  << <span class="stringliteral">"Value "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> << <span class="stringliteral">" too high for "</span> << PrettyPrintVar(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
|
|
<div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>  }</div>
|
|
<div class="line"><a name="l01418"></a><span class="lineno"> 1418</span>  }</div>
|
|
<div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>  <span class="comment">// Check integrality.</span></div>
|
|
<div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver.html#a29500cb9138fb0d96b2ed028d9253881">IsMIP</a>() && <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>.integer()) {</div>
|
|
<div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>  <span class="keywordflow">if</span> (fabs(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> - round(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>)) > tolerance) {</div>
|
|
<div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>  ++num_errors;</div>
|
|
<div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>  max_observed_error =</div>
|
|
<div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>  <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(max_observed_error, fabs(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> - round(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>)));</div>
|
|
<div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors)</div>
|
|
<div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>  << <span class="stringliteral">"Non-integer value "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> << <span class="stringliteral">" for "</span> << PrettyPrintVar(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
|
|
<div class="line"><a name="l01427"></a><span class="lineno"> 1427</span>  }</div>
|
|
<div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>  }</div>
|
|
<div class="line"><a name="l01429"></a><span class="lineno"> 1429</span>  }</div>
|
|
<div class="line"><a name="l01430"></a><span class="lineno"> 1430</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver.html#a29500cb9138fb0d96b2ed028d9253881">IsMIP</a>() && HasIntegerVariables()) {</div>
|
|
<div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9">INFO</a>, log_errors) << <span class="stringliteral">"Skipped variable integrality check, because "</span></div>
|
|
<div class="line"><a name="l01432"></a><span class="lineno"> 1432</span>  << <span class="stringliteral">"a continuous relaxation of the model was "</span></div>
|
|
<div class="line"><a name="l01433"></a><span class="lineno"> 1433</span>  << <span class="stringliteral">"solved (i.e., the selected solver does not "</span></div>
|
|
<div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>  << <span class="stringliteral">"support integer variables)."</span>;</div>
|
|
<div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>  }</div>
|
|
<div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>  </div>
|
|
<div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>  <span class="comment">// Verify constraints.</span></div>
|
|
<div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>  <span class="keyword">const</span> std::vector<double> activities = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a942431e14468f0267cd417fabc48f829">ComputeConstraintActivities</a>();</div>
|
|
<div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < constraints_.size(); ++i) {</div>
|
|
<div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>& <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a> = *constraints_[i];</div>
|
|
<div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> activity = activities[i];</div>
|
|
<div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>  <span class="comment">// Re-compute the activity with a inaccurate summing algorithm.</span></div>
|
|
<div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>  <span class="keywordtype">double</span> inaccurate_activity = 0.0;</div>
|
|
<div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.coefficients_) {</div>
|
|
<div class="line"><a name="l01445"></a><span class="lineno"> 1445</span>  inaccurate_activity += entry.first->solution_value() * entry.second;</div>
|
|
<div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>  }</div>
|
|
<div class="line"><a name="l01447"></a><span class="lineno"> 1447</span>  <span class="comment">// Catch NaNs.</span></div>
|
|
<div class="line"><a name="l01448"></a><span class="lineno"> 1448</span>  <span class="keywordflow">if</span> (std::isnan(activity) || std::isnan(inaccurate_activity)) {</div>
|
|
<div class="line"><a name="l01449"></a><span class="lineno"> 1449</span>  ++num_errors;</div>
|
|
<div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>  max_observed_error = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>();</div>
|
|
<div class="line"><a name="l01451"></a><span class="lineno"> 1451</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors)</div>
|
|
<div class="line"><a name="l01452"></a><span class="lineno"> 1452</span>  << <span class="stringliteral">"NaN value for "</span> << PrettyPrintConstraint(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>);</div>
|
|
<div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>  <span class="keywordflow">continue</span>;</div>
|
|
<div class="line"><a name="l01454"></a><span class="lineno"> 1454</span>  }</div>
|
|
<div class="line"><a name="l01455"></a><span class="lineno"> 1455</span>  <span class="comment">// Check bounds.</span></div>
|
|
<div class="line"><a name="l01456"></a><span class="lineno"> 1456</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#a5afd87c4abc02aea7fedd93f12a16b60">indicator_variable</a>() == <span class="keyword">nullptr</span> ||</div>
|
|
<div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>  std::round(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#a5afd87c4abc02aea7fedd93f12a16b60">indicator_variable</a>()-><a class="code" href="classoperations__research_1_1_m_p_variable.html#adf1a0cc6a3736f3db9880392efe02f0e">solution_value</a>()) ==</div>
|
|
<div class="line"><a name="l01458"></a><span class="lineno"> 1458</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#a87e458487b8f14804b579be6228ea78f">indicator_value</a>()) {</div>
|
|
<div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a>() != -<a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>()) {</div>
|
|
<div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>  <span class="keywordflow">if</span> (activity < <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a>() - tolerance) {</div>
|
|
<div class="line"><a name="l01461"></a><span class="lineno"> 1461</span>  ++num_errors;</div>
|
|
<div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>  max_observed_error =</div>
|
|
<div class="line"><a name="l01463"></a><span class="lineno"> 1463</span>  <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(max_observed_error, <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a>() - activity);</div>
|
|
<div class="line"><a name="l01464"></a><span class="lineno"> 1464</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors)</div>
|
|
<div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>  << <span class="stringliteral">"Activity "</span> << activity << <span class="stringliteral">" too low for "</span></div>
|
|
<div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>  << PrettyPrintConstraint(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>);</div>
|
|
<div class="line"><a name="l01467"></a><span class="lineno"> 1467</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (inaccurate_activity < <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#accc4f1882f13ad57ef6bbe8fbe5d365d">lb</a>() - tolerance) {</div>
|
|
<div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_errors)</div>
|
|
<div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  << <span class="stringliteral">"Activity "</span> << activity << <span class="stringliteral">", computed with the (inaccurate)"</span></div>
|
|
<div class="line"><a name="l01470"></a><span class="lineno"> 1470</span>  << <span class="stringliteral">" standard sum of its terms, is too low for "</span></div>
|
|
<div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>  << PrettyPrintConstraint(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>);</div>
|
|
<div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>  }</div>
|
|
<div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>  }</div>
|
|
<div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>() != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">infinity</a>()) {</div>
|
|
<div class="line"><a name="l01475"></a><span class="lineno"> 1475</span>  <span class="keywordflow">if</span> (activity > <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>() + tolerance) {</div>
|
|
<div class="line"><a name="l01476"></a><span class="lineno"> 1476</span>  ++num_errors;</div>
|
|
<div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>  max_observed_error =</div>
|
|
<div class="line"><a name="l01478"></a><span class="lineno"> 1478</span>  <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(max_observed_error, activity - <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>());</div>
|
|
<div class="line"><a name="l01479"></a><span class="lineno"> 1479</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors)</div>
|
|
<div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>  << <span class="stringliteral">"Activity "</span> << activity << <span class="stringliteral">" too high for "</span></div>
|
|
<div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>  << PrettyPrintConstraint(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>);</div>
|
|
<div class="line"><a name="l01482"></a><span class="lineno"> 1482</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (inaccurate_activity > <a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>.<a class="code" href="classoperations__research_1_1_m_p_constraint.html#a570e7e2c973cc96bedb0db08f5e062e3">ub</a>() + tolerance) {</div>
|
|
<div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_errors)</div>
|
|
<div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>  << <span class="stringliteral">"Activity "</span> << activity << <span class="stringliteral">", computed with the (inaccurate)"</span></div>
|
|
<div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>  << <span class="stringliteral">" standard sum of its terms, is too high for "</span></div>
|
|
<div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>  << PrettyPrintConstraint(<a class="code" href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">constraint</a>);</div>
|
|
<div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>  }</div>
|
|
<div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>  }</div>
|
|
<div class="line"><a name="l01489"></a><span class="lineno"> 1489</span>  }</div>
|
|
<div class="line"><a name="l01490"></a><span class="lineno"> 1490</span>  }</div>
|
|
<div class="line"><a name="l01491"></a><span class="lineno"> 1491</span>  </div>
|
|
<div class="line"><a name="l01492"></a><span class="lineno"> 1492</span>  <span class="comment">// Verify that the objective value wasn't reported incorrectly.</span></div>
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|
<div class="line"><a name="l01493"></a><span class="lineno"> 1493</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_objective.html">MPObjective</a>& objective = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a5004489a36bc1393efa043044a63732f">Objective</a>();</div>
|
|
<div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>  <a class="code" href="classoperations__research_1_1_accurate_sum.html">AccurateSum<double></a> objective_sum;</div>
|
|
<div class="line"><a name="l01495"></a><span class="lineno"> 1495</span>  objective_sum.<a class="code" href="classoperations__research_1_1_accurate_sum.html#acc8fad1f98b885fa7d0504f4dfc71f08">Add</a>(objective.<a class="code" href="classoperations__research_1_1_m_p_objective.html#a96ffc785b7b2135c7980c985883ffdd3">offset</a>());</div>
|
|
<div class="line"><a name="l01496"></a><span class="lineno"> 1496</span>  <span class="keywordtype">double</span> inaccurate_objective_value = objective.<a class="code" href="classoperations__research_1_1_m_p_objective.html#a96ffc785b7b2135c7980c985883ffdd3">offset</a>();</div>
|
|
<div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : objective.coefficients_) {</div>
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|
<div class="line"><a name="l01498"></a><span class="lineno"> 1498</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> term = entry.first->solution_value() * entry.second;</div>
|
|
<div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>  objective_sum.<a class="code" href="classoperations__research_1_1_accurate_sum.html#acc8fad1f98b885fa7d0504f4dfc71f08">Add</a>(term);</div>
|
|
<div class="line"><a name="l01500"></a><span class="lineno"> 1500</span>  inaccurate_objective_value += term;</div>
|
|
<div class="line"><a name="l01501"></a><span class="lineno"> 1501</span>  }</div>
|
|
<div class="line"><a name="l01502"></a><span class="lineno"> 1502</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> actual_objective_value = objective_sum.<a class="code" href="classoperations__research_1_1_accurate_sum.html#a176a3e919acd979b67cea1ede094cdaa">Value</a>();</div>
|
|
<div class="line"><a name="l01503"></a><span class="lineno"> 1503</span>  <span class="keywordflow">if</span> (!<a class="code" href="namespaceoperations__research.html#a4175e34e3e7f573a9dd0187b199afc24">AreWithinAbsoluteOrRelativeTolerances</a>(</div>
|
|
<div class="line"><a name="l01504"></a><span class="lineno"> 1504</span>  objective.<a class="code" href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6">Value</a>(), actual_objective_value, tolerance, tolerance)) {</div>
|
|
<div class="line"><a name="l01505"></a><span class="lineno"> 1505</span>  ++num_errors;</div>
|
|
<div class="line"><a name="l01506"></a><span class="lineno"> 1506</span>  max_observed_error = <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(</div>
|
|
<div class="line"><a name="l01507"></a><span class="lineno"> 1507</span>  max_observed_error, fabs(actual_objective_value - objective.<a class="code" href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6">Value</a>()));</div>
|
|
<div class="line"><a name="l01508"></a><span class="lineno"> 1508</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors)</div>
|
|
<div class="line"><a name="l01509"></a><span class="lineno"> 1509</span>  << <span class="stringliteral">"Objective value "</span> << objective.<a class="code" href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6">Value</a>() << <span class="stringliteral">" isn't accurate"</span></div>
|
|
<div class="line"><a name="l01510"></a><span class="lineno"> 1510</span>  << <span class="stringliteral">", it should be "</span> << actual_objective_value</div>
|
|
<div class="line"><a name="l01511"></a><span class="lineno"> 1511</span>  << <span class="stringliteral">" (delta="</span> << actual_objective_value - objective.<a class="code" href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6">Value</a>() << <span class="stringliteral">")."</span>;</div>
|
|
<div class="line"><a name="l01512"></a><span class="lineno"> 1512</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!<a class="code" href="namespaceoperations__research.html#a4175e34e3e7f573a9dd0187b199afc24">AreWithinAbsoluteOrRelativeTolerances</a>(objective.<a class="code" href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6">Value</a>(),</div>
|
|
<div class="line"><a name="l01513"></a><span class="lineno"> 1513</span>  inaccurate_objective_value,</div>
|
|
<div class="line"><a name="l01514"></a><span class="lineno"> 1514</span>  tolerance, tolerance)) {</div>
|
|
<div class="line"><a name="l01515"></a><span class="lineno"> 1515</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, log_errors)</div>
|
|
<div class="line"><a name="l01516"></a><span class="lineno"> 1516</span>  << <span class="stringliteral">"Objective value "</span> << objective.<a class="code" href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6">Value</a>() << <span class="stringliteral">" doesn't correspond"</span></div>
|
|
<div class="line"><a name="l01517"></a><span class="lineno"> 1517</span>  << <span class="stringliteral">" to the value computed with the standard (and therefore inaccurate)"</span></div>
|
|
<div class="line"><a name="l01518"></a><span class="lineno"> 1518</span>  << <span class="stringliteral">" sum of its terms."</span>;</div>
|
|
<div class="line"><a name="l01519"></a><span class="lineno"> 1519</span>  }</div>
|
|
<div class="line"><a name="l01520"></a><span class="lineno"> 1520</span>  <span class="keywordflow">if</span> (num_errors > 0) {</div>
|
|
<div class="line"><a name="l01521"></a><span class="lineno"> 1521</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, log_errors)</div>
|
|
<div class="line"><a name="l01522"></a><span class="lineno"> 1522</span>  << <span class="stringliteral">"There were "</span> << num_errors << <span class="stringliteral">" errors above the tolerance ("</span></div>
|
|
<div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>  << tolerance << <span class="stringliteral">"), the largest was "</span> << max_observed_error;</div>
|
|
<div class="line"><a name="l01524"></a><span class="lineno"> 1524</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01525"></a><span class="lineno"> 1525</span>  }</div>
|
|
<div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01527"></a><span class="lineno"> 1527</span> }</div>
|
|
<div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>  </div>
|
|
<div class="line"><a name="l01529"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ab32654406932f9a6afcf44c4d5a143d2"> 1529</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#ab32654406932f9a6afcf44c4d5a143d2">MPSolver::OutputIsEnabled</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> !interface_->quiet(); }</div>
|
|
<div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>  </div>
|
|
<div class="line"><a name="l01531"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ad79f6dc56d90d220de25c15f367b888f"> 1531</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#ad79f6dc56d90d220de25c15f367b888f">MPSolver::EnableOutput</a>() { interface_->set_quiet(<span class="keyword">false</span>); }</div>
|
|
<div class="line"><a name="l01532"></a><span class="lineno"> 1532</span>  </div>
|
|
<div class="line"><a name="l01533"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ae1df08a9aabad59b5d620930126e6d91"> 1533</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#ae1df08a9aabad59b5d620930126e6d91">MPSolver::SuppressOutput</a>() { interface_->set_quiet(<span class="keyword">true</span>); }</div>
|
|
<div class="line"><a name="l01534"></a><span class="lineno"> 1534</span>  </div>
|
|
<div class="line"><a name="l01535"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a4198b9880783bbbea8b517cc8ce868b3"> 1535</a></span> int64_t <a class="code" href="classoperations__research_1_1_m_p_solver.html#a4198b9880783bbbea8b517cc8ce868b3">MPSolver::iterations</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> interface_->iterations(); }</div>
|
|
<div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>  </div>
|
|
<div class="line"><a name="l01537"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aa38b5851203ddc9f64f01b87ad346ea1"> 1537</a></span> int64_t <a class="code" href="classoperations__research_1_1_m_p_solver.html#aa38b5851203ddc9f64f01b87ad346ea1">MPSolver::nodes</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> interface_->nodes(); }</div>
|
|
<div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>  </div>
|
|
<div class="line"><a name="l01539"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a4eef77bb51bde41e69bed87ea44b86e1"> 1539</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a4eef77bb51bde41e69bed87ea44b86e1">MPSolver::ComputeExactConditionNumber</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>  <span class="keywordflow">return</span> interface_->ComputeExactConditionNumber();</div>
|
|
<div class="line"><a name="l01541"></a><span class="lineno"> 1541</span> }</div>
|
|
<div class="line"><a name="l01542"></a><span class="lineno"> 1542</span>  </div>
|
|
<div class="line"><a name="l01543"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44"> 1543</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44">MPSolver::OwnsVariable</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01544"></a><span class="lineno"> 1544</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01545"></a><span class="lineno"> 1545</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->index() >= 0 && <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->index() < variables_.size()) {</div>
|
|
<div class="line"><a name="l01546"></a><span class="lineno"> 1546</span>  <span class="comment">// Then, verify that the variable with this index has the same address.</span></div>
|
|
<div class="line"><a name="l01547"></a><span class="lineno"> 1547</span>  <span class="keywordflow">return</span> variables_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->index()] == <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>;</div>
|
|
<div class="line"><a name="l01548"></a><span class="lineno"> 1548</span>  }</div>
|
|
<div class="line"><a name="l01549"></a><span class="lineno"> 1549</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01550"></a><span class="lineno"> 1550</span> }</div>
|
|
<div class="line"><a name="l01551"></a><span class="lineno"> 1551</span>  </div>
|
|
<div class="line"><a name="l01552"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aa9a00625dd56e64b32c97b95445a1b9c"> 1552</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aa9a00625dd56e64b32c97b95445a1b9c">MPSolver::ExportModelAsLpFormat</a>(<span class="keywordtype">bool</span> obfuscate,</div>
|
|
<div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>  std::string* model_str)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01554"></a><span class="lineno"> 1554</span>  MPModelProto <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>;</div>
|
|
<div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a880227c1bbe5a1a2a21796a947804615">ExportModelToProto</a>(&<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>);</div>
|
|
<div class="line"><a name="l01556"></a><span class="lineno"> 1556</span>  <a class="code" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a> options;</div>
|
|
<div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>  options.<a class="code" href="structoperations__research_1_1_m_p_model_export_options.html#a838f4806313e963115cf7e9a8f7ab7e7">obfuscate</a> = obfuscate;</div>
|
|
<div class="line"><a name="l01558"></a><span class="lineno"> 1558</span>  <span class="keyword">const</span> <span class="keyword">auto</span> status_or =</div>
|
|
<div class="line"><a name="l01559"></a><span class="lineno"> 1559</span>  <a class="code" href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">operations_research::ExportModelAsLpFormat</a>(<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, options);</div>
|
|
<div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>  *model_str = status_or.value_or(<span class="stringliteral">""</span>);</div>
|
|
<div class="line"><a name="l01561"></a><span class="lineno"> 1561</span>  <span class="keywordflow">return</span> status_or.ok();</div>
|
|
<div class="line"><a name="l01562"></a><span class="lineno"> 1562</span> }</div>
|
|
<div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>  </div>
|
|
<div class="line"><a name="l01564"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ab3669577a3f7b00eaf00bbcb0f13da31"> 1564</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#ab3669577a3f7b00eaf00bbcb0f13da31">MPSolver::ExportModelAsMpsFormat</a>(<span class="keywordtype">bool</span> fixed_format, <span class="keywordtype">bool</span> obfuscate,</div>
|
|
<div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>  std::string* model_str)<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01566"></a><span class="lineno"> 1566</span>  MPModelProto <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>;</div>
|
|
<div class="line"><a name="l01567"></a><span class="lineno"> 1567</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a880227c1bbe5a1a2a21796a947804615">ExportModelToProto</a>(&<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>);</div>
|
|
<div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>  <a class="code" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a> options;</div>
|
|
<div class="line"><a name="l01569"></a><span class="lineno"> 1569</span>  options.<a class="code" href="structoperations__research_1_1_m_p_model_export_options.html#a838f4806313e963115cf7e9a8f7ab7e7">obfuscate</a> = obfuscate;</div>
|
|
<div class="line"><a name="l01570"></a><span class="lineno"> 1570</span>  <span class="keyword">const</span> <span class="keyword">auto</span> status_or =</div>
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|
<div class="line"><a name="l01571"></a><span class="lineno"> 1571</span>  <a class="code" href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">operations_research::ExportModelAsMpsFormat</a>(<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, options);</div>
|
|
<div class="line"><a name="l01572"></a><span class="lineno"> 1572</span>  *model_str = status_or.value_or(<span class="stringliteral">""</span>);</div>
|
|
<div class="line"><a name="l01573"></a><span class="lineno"> 1573</span>  <span class="keywordflow">return</span> status_or.ok();</div>
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|
<div class="line"><a name="l01574"></a><span class="lineno"> 1574</span> }</div>
|
|
<div class="line"><a name="l01575"></a><span class="lineno"> 1575</span>  </div>
|
|
<div class="line"><a name="l01576"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a4bf4b01cb836a567c90aeeea374ca2a2"> 1576</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a4bf4b01cb836a567c90aeeea374ca2a2">MPSolver::SetHint</a>(std::vector<std::pair<const MPVariable*, double>> hint) {</div>
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|
<div class="line"><a name="l01577"></a><span class="lineno"> 1577</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& var_value_pair : hint) {</div>
|
|
<div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44">OwnsVariable</a>(var_value_pair.first))</div>
|
|
<div class="line"><a name="l01579"></a><span class="lineno"> 1579</span>  << <span class="stringliteral">"hint variable does not belong to this solver"</span>;</div>
|
|
<div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>  }</div>
|
|
<div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>  solution_hint_ = std::move(hint);</div>
|
|
<div class="line"><a name="l01582"></a><span class="lineno"> 1582</span> }</div>
|
|
<div class="line"><a name="l01583"></a><span class="lineno"> 1583</span>  </div>
|
|
<div class="line"><a name="l01584"></a><span class="lineno"> 1584</span> <span class="keywordtype">void</span> MPSolver::GenerateVariableNameIndex()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01585"></a><span class="lineno"> 1585</span>  <span class="keywordflow">if</span> (variable_name_to_index_) <span class="keywordflow">return</span>;</div>
|
|
<div class="line"><a name="l01586"></a><span class="lineno"> 1586</span>  variable_name_to_index_ = absl::flat_hash_map<std::string, int>();</div>
|
|
<div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> : variables_) {</div>
|
|
<div class="line"><a name="l01588"></a><span class="lineno"> 1588</span>  <a class="code" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&*variable_name_to_index_, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->name(), <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->index());</div>
|
|
<div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>  }</div>
|
|
<div class="line"><a name="l01590"></a><span class="lineno"> 1590</span> }</div>
|
|
<div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>  </div>
|
|
<div class="line"><a name="l01592"></a><span class="lineno"> 1592</span> <span class="keywordtype">void</span> MPSolver::GenerateConstraintNameIndex()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>  <span class="keywordflow">if</span> (constraint_name_to_index_) <span class="keywordflow">return</span>;</div>
|
|
<div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>  constraint_name_to_index_ = absl::flat_hash_map<std::string, int>();</div>
|
|
<div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> MPConstraint* <span class="keyword">const</span> cst : constraints_) {</div>
|
|
<div class="line"><a name="l01596"></a><span class="lineno"> 1596</span>  <a class="code" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&*constraint_name_to_index_, cst->name(), cst->index());</div>
|
|
<div class="line"><a name="l01597"></a><span class="lineno"> 1597</span>  }</div>
|
|
<div class="line"><a name="l01598"></a><span class="lineno"> 1598</span> }</div>
|
|
<div class="line"><a name="l01599"></a><span class="lineno"> 1599</span>  </div>
|
|
<div class="line"><a name="l01600"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#ab9b8c3ea993ee19fd9cb68fb3240e09f"> 1600</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#ab9b8c3ea993ee19fd9cb68fb3240e09f">MPSolver::NextSolution</a>() { <span class="keywordflow">return</span> interface_->NextSolution(); }</div>
|
|
<div class="line"><a name="l01601"></a><span class="lineno"> 1601</span>  </div>
|
|
<div class="line"><a name="l01602"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#aaee44c64a12654b08dff20b74702ac6f"> 1602</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#aaee44c64a12654b08dff20b74702ac6f">MPSolver::SetCallback</a>(<a class="code" href="classoperations__research_1_1_m_p_callback.html">MPCallback</a>* mp_callback) {</div>
|
|
<div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>  interface_->SetCallback(mp_callback);</div>
|
|
<div class="line"><a name="l01604"></a><span class="lineno"> 1604</span> }</div>
|
|
<div class="line"><a name="l01605"></a><span class="lineno"> 1605</span>  </div>
|
|
<div class="line"><a name="l01606"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver.html#a8618b250f62af1c96b2f9f7ebbdaa8b6"> 1606</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a8618b250f62af1c96b2f9f7ebbdaa8b6">MPSolver::SupportsCallbacks</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01607"></a><span class="lineno"> 1607</span>  <span class="keywordflow">return</span> interface_->SupportsCallbacks();</div>
|
|
<div class="line"><a name="l01608"></a><span class="lineno"> 1608</span> }</div>
|
|
<div class="line"><a name="l01609"></a><span class="lineno"> 1609</span>  </div>
|
|
<div class="line"><a name="l01610"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#af871c71d6ad60c9af3ae9348c59ab830"> 1610</a></span> <span class="keywordtype">bool</span> <a class="code" href="namespaceoperations__research.html#af871c71d6ad60c9af3ae9348c59ab830">MPSolverResponseStatusIsRpcError</a>(<a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1b">MPSolverResponseStatus</a> status) {</div>
|
|
<div class="line"><a name="l01611"></a><span class="lineno"> 1611</span>  <span class="keywordflow">switch</span> (status) {</div>
|
|
<div class="line"><a name="l01612"></a><span class="lineno"> 1612</span>  <span class="comment">// Cases that don't yield an RPC error when they happen on the server.</span></div>
|
|
<div class="line"><a name="l01613"></a><span class="lineno"> 1613</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba9cff14a44a54cc44f4b91d65e8cd73b1">MPSOLVER_OPTIMAL</a>:</div>
|
|
<div class="line"><a name="l01614"></a><span class="lineno"> 1614</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1badbeb0b2ee95779317b20e5876609bf04">MPSOLVER_FEASIBLE</a>:</div>
|
|
<div class="line"><a name="l01615"></a><span class="lineno"> 1615</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba12a89c0e1b72e6c40e8c0ed16afa48a6">MPSOLVER_INFEASIBLE</a>:</div>
|
|
<div class="line"><a name="l01616"></a><span class="lineno"> 1616</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba3955ab5aa529fab85eb3566271a043e2">MPSOLVER_NOT_SOLVED</a>:</div>
|
|
<div class="line"><a name="l01617"></a><span class="lineno"> 1617</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba4b81d5eafe0b99411fc94d676bc286db">MPSOLVER_UNBOUNDED</a>:</div>
|
|
<div class="line"><a name="l01618"></a><span class="lineno"> 1618</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1baf6f49dcf49ad7df71d2e5b5f2c81ff88">MPSOLVER_ABNORMAL</a>:</div>
|
|
<div class="line"><a name="l01619"></a><span class="lineno"> 1619</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba55c6337c519b0ef4070cfe89dead866f">MPSOLVER_UNKNOWN_STATUS</a>:</div>
|
|
<div class="line"><a name="l01620"></a><span class="lineno"> 1620</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01621"></a><span class="lineno"> 1621</span>  <span class="comment">// Cases that should never happen with the linear solver server. We prefer</span></div>
|
|
<div class="line"><a name="l01622"></a><span class="lineno"> 1622</span>  <span class="comment">// to consider those as "not RPC errors".</span></div>
|
|
<div class="line"><a name="l01623"></a><span class="lineno"> 1623</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba81239917bc019f71d9f78b550c6acf37">MPSOLVER_MODEL_IS_VALID</a>:</div>
|
|
<div class="line"><a name="l01624"></a><span class="lineno"> 1624</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01625"></a><span class="lineno"> 1625</span>  <span class="comment">// Cases that yield an RPC error when they happen on the server.</span></div>
|
|
<div class="line"><a name="l01626"></a><span class="lineno"> 1626</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba5d004f74784501a516258dff6b7740ec">MPSOLVER_MODEL_INVALID</a>:</div>
|
|
<div class="line"><a name="l01627"></a><span class="lineno"> 1627</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1badcf1ef4c6880afe0aeb3e0c80a9dd4e9">MPSOLVER_MODEL_INVALID_SOLUTION_HINT</a>:</div>
|
|
<div class="line"><a name="l01628"></a><span class="lineno"> 1628</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1bae98571c24fbf68a473b3d93ca45c6e7a">MPSOLVER_MODEL_INVALID_SOLVER_PARAMETERS</a>:</div>
|
|
<div class="line"><a name="l01629"></a><span class="lineno"> 1629</span>  <span class="keywordflow">case</span> <a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1bacd2f1efd0290a03172495d05d131cbfe">MPSOLVER_SOLVER_TYPE_UNAVAILABLE</a>:</div>
|
|
<div class="line"><a name="l01630"></a><span class="lineno"> 1630</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01631"></a><span class="lineno"> 1631</span>  }</div>
|
|
<div class="line"><a name="l01632"></a><span class="lineno"> 1632</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL)</div>
|
|
<div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>  << <span class="stringliteral">"MPSolverResponseStatusIsRpcError() called with invalid status "</span></div>
|
|
<div class="line"><a name="l01634"></a><span class="lineno"> 1634</span>  << <span class="stringliteral">"(value: "</span> << status << <span class="stringliteral">")"</span>;</div>
|
|
<div class="line"><a name="l01635"></a><span class="lineno"> 1635</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01636"></a><span class="lineno"> 1636</span> }</div>
|
|
<div class="line"><a name="l01637"></a><span class="lineno"> 1637</span>  </div>
|
|
<div class="line"><a name="l01638"></a><span class="lineno"> 1638</span> <span class="comment">// ---------- MPSolverInterface ----------</span></div>
|
|
<div class="line"><a name="l01639"></a><span class="lineno"> 1639</span>  </div>
|
|
<div class="line"><a name="l01640"></a><span class="lineno"> 1640</span> <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2cb8082675772ca81d04e87b6f4b1c8b">MPSolverInterface::kDummyVariableIndex</a> = 0;</div>
|
|
<div class="line"><a name="l01641"></a><span class="lineno"> 1641</span>  </div>
|
|
<div class="line"><a name="l01642"></a><span class="lineno"> 1642</span> <span class="comment">// TODO(user): Initialize objective value and bound to +/- inf (depending on</span></div>
|
|
<div class="line"><a name="l01643"></a><span class="lineno"> 1643</span> <span class="comment">// optimization direction).</span></div>
|
|
<div class="line"><a name="l01644"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a53f5f570e32963701a4b3fb0f82f75fc"> 1644</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a53f5f570e32963701a4b3fb0f82f75fc">MPSolverInterface::MPSolverInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver)</div>
|
|
<div class="line"><a name="l01645"></a><span class="lineno"> 1645</span>  : solver_(solver),</div>
|
|
<div class="line"><a name="l01646"></a><span class="lineno"> 1646</span>  sync_status_(MODEL_SYNCHRONIZED),</div>
|
|
<div class="line"><a name="l01647"></a><span class="lineno"> 1647</span>  result_status_(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>::NOT_SOLVED),</div>
|
|
<div class="line"><a name="l01648"></a><span class="lineno"> 1648</span>  <a class="code" href="search_8cc.html#a9648c36eafdd6183052aeec5bef2d8b2">maximize_</a>(false),</div>
|
|
<div class="line"><a name="l01649"></a><span class="lineno"> 1649</span>  last_constraint_index_(0),</div>
|
|
<div class="line"><a name="l01650"></a><span class="lineno"> 1650</span>  last_variable_index_(0),</div>
|
|
<div class="line"><a name="l01651"></a><span class="lineno"> 1651</span>  objective_value_(0.0),</div>
|
|
<div class="line"><a name="l01652"></a><span class="lineno"> 1652</span>  best_objective_bound_(0.0),</div>
|
|
<div class="line"><a name="l01653"></a><span class="lineno"> 1653</span>  quiet_(true) {}</div>
|
|
<div class="line"><a name="l01654"></a><span class="lineno"> 1654</span>  </div>
|
|
<div class="line"><a name="l01655"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a00702c91c05e08d41f4ef3aad18307e5"> 1655</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a00702c91c05e08d41f4ef3aad18307e5">MPSolverInterface::~MPSolverInterface</a>() {}</div>
|
|
<div class="line"><a name="l01656"></a><span class="lineno"> 1656</span>  </div>
|
|
<div class="line"><a name="l01657"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a50c6e8d07ddce72da8f1234559e6e043"> 1657</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a50c6e8d07ddce72da8f1234559e6e043">MPSolverInterface::Write</a>(<span class="keyword">const</span> std::string& filename) {</div>
|
|
<div class="line"><a name="l01658"></a><span class="lineno"> 1658</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Writing model not implemented in this solver interface."</span>;</div>
|
|
<div class="line"><a name="l01659"></a><span class="lineno"> 1659</span> }</div>
|
|
<div class="line"><a name="l01660"></a><span class="lineno"> 1660</span>  </div>
|
|
<div class="line"><a name="l01661"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#afb4493b8573d16e076059c755d2213b0"> 1661</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afb4493b8573d16e076059c755d2213b0">MPSolverInterface::ExtractModel</a>() {</div>
|
|
<div class="line"><a name="l01662"></a><span class="lineno"> 1662</span>  <span class="keywordflow">switch</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a>) {</div>
|
|
<div class="line"><a name="l01663"></a><span class="lineno"> 1663</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>: {</div>
|
|
<div class="line"><a name="l01664"></a><span class="lineno"> 1664</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a1e25beec6d6dc2350ef52ce383048760">ExtractNewVariables</a>();</div>
|
|
<div class="line"><a name="l01665"></a><span class="lineno"> 1665</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a7d6d720fac90b7eec9bff89444ef059d">ExtractNewConstraints</a>();</div>
|
|
<div class="line"><a name="l01666"></a><span class="lineno"> 1666</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a14a06e70f2c7ae73a4058a5440c302f8">ExtractObjective</a>();</div>
|
|
<div class="line"><a name="l01667"></a><span class="lineno"> 1667</span>  </div>
|
|
<div class="line"><a name="l01668"></a><span class="lineno"> 1668</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">last_constraint_index_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_.size();</div>
|
|
<div class="line"><a name="l01669"></a><span class="lineno"> 1669</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">last_variable_index_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.size();</div>
|
|
<div class="line"><a name="l01670"></a><span class="lineno"> 1670</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da22054edb527b75998eccfbfd075dbd92">MODEL_SYNCHRONIZED</a>;</div>
|
|
<div class="line"><a name="l01671"></a><span class="lineno"> 1671</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01672"></a><span class="lineno"> 1672</span>  }</div>
|
|
<div class="line"><a name="l01673"></a><span class="lineno"> 1673</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da22054edb527b75998eccfbfd075dbd92">MODEL_SYNCHRONIZED</a>: {</div>
|
|
<div class="line"><a name="l01674"></a><span class="lineno"> 1674</span>  <span class="comment">// Everything has already been extracted.</span></div>
|
|
<div class="line"><a name="l01675"></a><span class="lineno"> 1675</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">last_constraint_index_</a>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_.size());</div>
|
|
<div class="line"><a name="l01676"></a><span class="lineno"> 1676</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">last_variable_index_</a>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.size());</div>
|
|
<div class="line"><a name="l01677"></a><span class="lineno"> 1677</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01678"></a><span class="lineno"> 1678</span>  }</div>
|
|
<div class="line"><a name="l01679"></a><span class="lineno"> 1679</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e">SOLUTION_SYNCHRONIZED</a>: {</div>
|
|
<div class="line"><a name="l01680"></a><span class="lineno"> 1680</span>  <span class="comment">// Nothing has changed since last solve.</span></div>
|
|
<div class="line"><a name="l01681"></a><span class="lineno"> 1681</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">last_constraint_index_</a>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_.size());</div>
|
|
<div class="line"><a name="l01682"></a><span class="lineno"> 1682</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">last_variable_index_</a>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.size());</div>
|
|
<div class="line"><a name="l01683"></a><span class="lineno"> 1683</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01684"></a><span class="lineno"> 1684</span>  }</div>
|
|
<div class="line"><a name="l01685"></a><span class="lineno"> 1685</span>  }</div>
|
|
<div class="line"><a name="l01686"></a><span class="lineno"> 1686</span> }</div>
|
|
<div class="line"><a name="l01687"></a><span class="lineno"> 1687</span>  </div>
|
|
<div class="line"><a name="l01688"></a><span class="lineno"> 1688</span> <span class="comment">// TODO(user): remove this method.</span></div>
|
|
<div class="line"><a name="l01689"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#ab2b08a14c8c4d2242558d3fa6a436e8c"> 1689</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab2b08a14c8c4d2242558d3fa6a436e8c">MPSolverInterface::ResetExtractionInformation</a>() {</div>
|
|
<div class="line"><a name="l01690"></a><span class="lineno"> 1690</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
|
|
<div class="line"><a name="l01691"></a><span class="lineno"> 1691</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">last_constraint_index_</a> = 0;</div>
|
|
<div class="line"><a name="l01692"></a><span class="lineno"> 1692</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">last_variable_index_</a> = 0;</div>
|
|
<div class="line"><a name="l01693"></a><span class="lineno"> 1693</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variable_is_extracted_.assign(<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.size(), <span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l01694"></a><span class="lineno"> 1694</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraint_is_extracted_.assign(<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_.size(), <span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l01695"></a><span class="lineno"> 1695</span> }</div>
|
|
<div class="line"><a name="l01696"></a><span class="lineno"> 1696</span>  </div>
|
|
<div class="line"><a name="l01697"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a8de44e2ad146c09314404500cde2f645"> 1697</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8de44e2ad146c09314404500cde2f645">MPSolverInterface::CheckSolutionIsSynchronized</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01698"></a><span class="lineno"> 1698</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e">SOLUTION_SYNCHRONIZED</a>) {</div>
|
|
<div class="line"><a name="l01699"></a><span class="lineno"> 1699</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL)</div>
|
|
<div class="line"><a name="l01700"></a><span class="lineno"> 1700</span>  << <span class="stringliteral">"The model has been changed since the solution was last computed."</span></div>
|
|
<div class="line"><a name="l01701"></a><span class="lineno"> 1701</span>  << <span class="stringliteral">" MPSolverInterface::sync_status_ = "</span> << <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a>;</div>
|
|
<div class="line"><a name="l01702"></a><span class="lineno"> 1702</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01703"></a><span class="lineno"> 1703</span>  }</div>
|
|
<div class="line"><a name="l01704"></a><span class="lineno"> 1704</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01705"></a><span class="lineno"> 1705</span> }</div>
|
|
<div class="line"><a name="l01706"></a><span class="lineno"> 1706</span>  </div>
|
|
<div class="line"><a name="l01707"></a><span class="lineno"> 1707</span> <span class="comment">// Default version that can be overwritten by a solver-specific</span></div>
|
|
<div class="line"><a name="l01708"></a><span class="lineno"> 1708</span> <span class="comment">// version to accommodate for the quirks of each solver.</span></div>
|
|
<div class="line"><a name="l01709"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a90dfd7afde9945bf985c3ad081c74da8"> 1709</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a90dfd7afde9945bf985c3ad081c74da8">MPSolverInterface::CheckSolutionExists</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01710"></a><span class="lineno"> 1710</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad">MPSolver::OPTIMAL</a> &&</div>
|
|
<div class="line"><a name="l01711"></a><span class="lineno"> 1711</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1">MPSolver::FEASIBLE</a>) {</div>
|
|
<div class="line"><a name="l01712"></a><span class="lineno"> 1712</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"No solution exists. MPSolverInterface::result_status_ = "</span></div>
|
|
<div class="line"><a name="l01713"></a><span class="lineno"> 1713</span>  << <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a>;</div>
|
|
<div class="line"><a name="l01714"></a><span class="lineno"> 1714</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01715"></a><span class="lineno"> 1715</span>  }</div>
|
|
<div class="line"><a name="l01716"></a><span class="lineno"> 1716</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01717"></a><span class="lineno"> 1717</span> }</div>
|
|
<div class="line"><a name="l01718"></a><span class="lineno"> 1718</span>  </div>
|
|
<div class="line"><a name="l01719"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a84f066c304d8bcbb9567be094feb9b08"> 1719</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a84f066c304d8bcbb9567be094feb9b08">MPSolverInterface::objective_value</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01720"></a><span class="lineno"> 1720</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">CheckSolutionIsSynchronizedAndExists</a>()) <span class="keywordflow">return</span> 0;</div>
|
|
<div class="line"><a name="l01721"></a><span class="lineno"> 1721</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#af093ce79e6a0d2e334ebe94579003de6">objective_value_</a>;</div>
|
|
<div class="line"><a name="l01722"></a><span class="lineno"> 1722</span> }</div>
|
|
<div class="line"><a name="l01723"></a><span class="lineno"> 1723</span>  </div>
|
|
<div class="line"><a name="l01724"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a084d42f2437a4d0666990dc4681e68ec"> 1724</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a084d42f2437a4d0666990dc4681e68ec">MPSolverInterface::best_objective_bound</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01725"></a><span class="lineno"> 1725</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> trivial_worst_bound =</div>
|
|
<div class="line"><a name="l01726"></a><span class="lineno"> 1726</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">maximize_</a> ? -std::numeric_limits<double>::infinity()</div>
|
|
<div class="line"><a name="l01727"></a><span class="lineno"> 1727</span>  : std::numeric_limits<double>::infinity();</div>
|
|
<div class="line"><a name="l01728"></a><span class="lineno"> 1728</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#abc7994a741ef4c01ab29ccca957b833b">IsMIP</a>()) {</div>
|
|
<div class="line"><a name="l01729"></a><span class="lineno"> 1729</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Best objective bound only available for discrete problems."</span>;</div>
|
|
<div class="line"><a name="l01730"></a><span class="lineno"> 1730</span>  <span class="keywordflow">return</span> trivial_worst_bound;</div>
|
|
<div class="line"><a name="l01731"></a><span class="lineno"> 1731</span>  }</div>
|
|
<div class="line"><a name="l01732"></a><span class="lineno"> 1732</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8de44e2ad146c09314404500cde2f645">CheckSolutionIsSynchronized</a>()) {</div>
|
|
<div class="line"><a name="l01733"></a><span class="lineno"> 1733</span>  <span class="keywordflow">return</span> trivial_worst_bound;</div>
|
|
<div class="line"><a name="l01734"></a><span class="lineno"> 1734</span>  }</div>
|
|
<div class="line"><a name="l01735"></a><span class="lineno"> 1735</span>  <span class="comment">// Special case for empty model.</span></div>
|
|
<div class="line"><a name="l01736"></a><span class="lineno"> 1736</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.empty() && <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_.empty()) {</div>
|
|
<div class="line"><a name="l01737"></a><span class="lineno"> 1737</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#a5004489a36bc1393efa043044a63732f">Objective</a>().<a class="code" href="classoperations__research_1_1_m_p_objective.html#a96ffc785b7b2135c7980c985883ffdd3">offset</a>();</div>
|
|
<div class="line"><a name="l01738"></a><span class="lineno"> 1738</span>  }</div>
|
|
<div class="line"><a name="l01739"></a><span class="lineno"> 1739</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a6e75ff5a6525adc2eb42552c6f475b7a">best_objective_bound_</a>;</div>
|
|
<div class="line"><a name="l01740"></a><span class="lineno"> 1740</span> }</div>
|
|
<div class="line"><a name="l01741"></a><span class="lineno"> 1741</span>  </div>
|
|
<div class="line"><a name="l01742"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93"> 1742</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">MPSolverInterface::InvalidateSolutionSynchronization</a>() {</div>
|
|
<div class="line"><a name="l01743"></a><span class="lineno"> 1743</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> == <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e">SOLUTION_SYNCHRONIZED</a>) {</div>
|
|
<div class="line"><a name="l01744"></a><span class="lineno"> 1744</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da22054edb527b75998eccfbfd075dbd92">MODEL_SYNCHRONIZED</a>;</div>
|
|
<div class="line"><a name="l01745"></a><span class="lineno"> 1745</span>  }</div>
|
|
<div class="line"><a name="l01746"></a><span class="lineno"> 1746</span> }</div>
|
|
<div class="line"><a name="l01747"></a><span class="lineno"> 1747</span>  </div>
|
|
<div class="line"><a name="l01748"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a4eef77bb51bde41e69bed87ea44b86e1"> 1748</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a4eef77bb51bde41e69bed87ea44b86e1">MPSolverInterface::ComputeExactConditionNumber</a>()<span class="keyword"> const </span>{</div>
|
|
<div class="line"><a name="l01749"></a><span class="lineno"> 1749</span>  <span class="comment">// Override this method in interfaces that actually support it.</span></div>
|
|
<div class="line"><a name="l01750"></a><span class="lineno"> 1750</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"ComputeExactConditionNumber not implemented for "</span></div>
|
|
<div class="line"><a name="l01751"></a><span class="lineno"> 1751</span>  << ProtoEnumToString<MPModelRequest::SolverType>(</div>
|
|
<div class="line"><a name="l01752"></a><span class="lineno"> 1752</span>  <span class="keyword">static_cast<</span>MPModelRequest::SolverType<span class="keyword">></span>(</div>
|
|
<div class="line"><a name="l01753"></a><span class="lineno"> 1753</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#aee8250cf90d66d569534338248924469">ProblemType</a>()));</div>
|
|
<div class="line"><a name="l01754"></a><span class="lineno"> 1754</span>  <span class="keywordflow">return</span> 0.0;</div>
|
|
<div class="line"><a name="l01755"></a><span class="lineno"> 1755</span> }</div>
|
|
<div class="line"><a name="l01756"></a><span class="lineno"> 1756</span>  </div>
|
|
<div class="line"><a name="l01757"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#af8505c2f03b5b90c1080452e26397275"> 1757</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#af8505c2f03b5b90c1080452e26397275">MPSolverInterface::SetCommonParameters</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a>& param) {</div>
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|
<div class="line"><a name="l01758"></a><span class="lineno"> 1758</span>  <span class="comment">// TODO(user): Overhaul the code that sets parameters to enable changing</span></div>
|
|
<div class="line"><a name="l01759"></a><span class="lineno"> 1759</span>  <span class="comment">// GLOP parameters without issuing warnings.</span></div>
|
|
<div class="line"><a name="l01760"></a><span class="lineno"> 1760</span>  <span class="comment">// By default, we let GLOP keep its own default tolerance, much more accurate</span></div>
|
|
<div class="line"><a name="l01761"></a><span class="lineno"> 1761</span>  <span class="comment">// than for the rest of the solvers.</span></div>
|
|
<div class="line"><a name="l01762"></a><span class="lineno"> 1762</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l01763"></a><span class="lineno"> 1763</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#aee8250cf90d66d569534338248924469">ProblemType</a>() != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a21a919f23e61f3bdea7509c3887c888f">MPSolver::GLOP_LINEAR_PROGRAMMING</a>) {</div>
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|
<div class="line"><a name="l01764"></a><span class="lineno"> 1764</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a65a79c9a017961ace540693943e11d8a">SetPrimalTolerance</a>(</div>
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|
<div class="line"><a name="l01765"></a><span class="lineno"> 1765</span>  param.<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a692014f815d7927760762b046675f658">GetDoubleParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a8c7c9aed0dcd36fc9a9af2fab295caf3">MPSolverParameters::PRIMAL_TOLERANCE</a>));</div>
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|
<div class="line"><a name="l01766"></a><span class="lineno"> 1766</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#abefecfbabdfc67d54a8b74d7acd6a0b8">SetDualTolerance</a>(param.<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a692014f815d7927760762b046675f658">GetDoubleParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a184546f243ecb7d9be48659f8be82992">MPSolverParameters::DUAL_TOLERANCE</a>));</div>
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|
<div class="line"><a name="l01767"></a><span class="lineno"> 1767</span>  }</div>
|
|
<div class="line"><a name="l01768"></a><span class="lineno"> 1768</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#acbc02ef75e382aa8a252539093733870">SetPresolveMode</a>(param.<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#aeae0a6e1e84d015690573b08d62b1395">GetIntegerParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403">MPSolverParameters::PRESOLVE</a>));</div>
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|
<div class="line"><a name="l01769"></a><span class="lineno"> 1769</span>  <span class="comment">// TODO(user): In the future, we could distinguish between the</span></div>
|
|
<div class="line"><a name="l01770"></a><span class="lineno"> 1770</span>  <span class="comment">// algorithm to solve the root LP and the algorithm to solve node</span></div>
|
|
<div class="line"><a name="l01771"></a><span class="lineno"> 1771</span>  <span class="comment">// LPs. Not sure if underlying solvers support it.</span></div>
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|
<div class="line"><a name="l01772"></a><span class="lineno"> 1772</span>  <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> = param.<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#aeae0a6e1e84d015690573b08d62b1395">GetIntegerParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b">MPSolverParameters::LP_ALGORITHM</a>);</div>
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|
<div class="line"><a name="l01773"></a><span class="lineno"> 1773</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad7c866ce738bfb6ac5fcee91fed998ed">MPSolverParameters::kDefaultIntegerParamValue</a>) {</div>
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<div class="line"><a name="l01774"></a><span class="lineno"> 1774</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a0ea9032aa55fa7d334dc01fcc0579ff4">SetLpAlgorithm</a>(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
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|
<div class="line"><a name="l01775"></a><span class="lineno"> 1775</span>  }</div>
|
|
<div class="line"><a name="l01776"></a><span class="lineno"> 1776</span> }</div>
|
|
<div class="line"><a name="l01777"></a><span class="lineno"> 1777</span>  </div>
|
|
<div class="line"><a name="l01778"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a40c40e3b24a8874fb084ad6d19893e73"> 1778</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a40c40e3b24a8874fb084ad6d19893e73">MPSolverInterface::SetMIPParameters</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a>& param) {</div>
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<div class="line"><a name="l01779"></a><span class="lineno"> 1779</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#aee8250cf90d66d569534338248924469">ProblemType</a>() != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a21a919f23e61f3bdea7509c3887c888f">MPSolver::GLOP_LINEAR_PROGRAMMING</a>) {</div>
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|
<div class="line"><a name="l01780"></a><span class="lineno"> 1780</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a6c05b038e53c3a96af3715193c9b9e9b">SetRelativeMipGap</a>(</div>
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|
<div class="line"><a name="l01781"></a><span class="lineno"> 1781</span>  param.<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a692014f815d7927760762b046675f658">GetDoubleParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932af5546ac8a26f50d8798bf634598a7eba">MPSolverParameters::RELATIVE_MIP_GAP</a>));</div>
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|
<div class="line"><a name="l01782"></a><span class="lineno"> 1782</span>  }</div>
|
|
<div class="line"><a name="l01783"></a><span class="lineno"> 1783</span> }</div>
|
|
<div class="line"><a name="l01784"></a><span class="lineno"> 1784</span>  </div>
|
|
<div class="line"><a name="l01785"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a1951547f7333b72da9e7ed9cf61ef129"> 1785</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a1951547f7333b72da9e7ed9cf61ef129">MPSolverInterface::SetUnsupportedDoubleParam</a>(</div>
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|
<div class="line"><a name="l01786"></a><span class="lineno"> 1786</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932">MPSolverParameters::DoubleParam</a> param) {</div>
|
|
<div class="line"><a name="l01787"></a><span class="lineno"> 1787</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Trying to set an unsupported parameter: "</span> << param << <span class="stringliteral">"."</span>;</div>
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|
<div class="line"><a name="l01788"></a><span class="lineno"> 1788</span> }</div>
|
|
<div class="line"><a name="l01789"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#acfc10005cc5c154f193ecf163ba7a646"> 1789</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#acfc10005cc5c154f193ecf163ba7a646">MPSolverInterface::SetUnsupportedIntegerParam</a>(</div>
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|
<div class="line"><a name="l01790"></a><span class="lineno"> 1790</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784">MPSolverParameters::IntegerParam</a> param) {</div>
|
|
<div class="line"><a name="l01791"></a><span class="lineno"> 1791</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Trying to set an unsupported parameter: "</span> << param << <span class="stringliteral">"."</span>;</div>
|
|
<div class="line"><a name="l01792"></a><span class="lineno"> 1792</span> }</div>
|
|
<div class="line"><a name="l01793"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#ae3c9feaac5534229d873d1bfdf03df24"> 1793</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ae3c9feaac5534229d873d1bfdf03df24">MPSolverInterface::SetDoubleParamToUnsupportedValue</a>(</div>
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|
<div class="line"><a name="l01794"></a><span class="lineno"> 1794</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932">MPSolverParameters::DoubleParam</a> param, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l01795"></a><span class="lineno"> 1795</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Trying to set a supported parameter: "</span> << param</div>
|
|
<div class="line"><a name="l01796"></a><span class="lineno"> 1796</span>  << <span class="stringliteral">" to an unsupported value: "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
|
|
<div class="line"><a name="l01797"></a><span class="lineno"> 1797</span> }</div>
|
|
<div class="line"><a name="l01798"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a12cee0b1a4374aaa9962daa50be5bded"> 1798</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a12cee0b1a4374aaa9962daa50be5bded">MPSolverInterface::SetIntegerParamToUnsupportedValue</a>(</div>
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|
<div class="line"><a name="l01799"></a><span class="lineno"> 1799</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784">MPSolverParameters::IntegerParam</a> param, <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l01800"></a><span class="lineno"> 1800</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Trying to set a supported parameter: "</span> << param</div>
|
|
<div class="line"><a name="l01801"></a><span class="lineno"> 1801</span>  << <span class="stringliteral">" to an unsupported value: "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
|
|
<div class="line"><a name="l01802"></a><span class="lineno"> 1802</span> }</div>
|
|
<div class="line"><a name="l01803"></a><span class="lineno"> 1803</span>  </div>
|
|
<div class="line"><a name="l01804"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a849bf49baad56df58c018e8ab09456fb"> 1804</a></span> absl::Status <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a849bf49baad56df58c018e8ab09456fb">MPSolverInterface::SetNumThreads</a>(<span class="keywordtype">int</span> num_threads) {</div>
|
|
<div class="line"><a name="l01805"></a><span class="lineno"> 1805</span>  <span class="keywordflow">return</span> absl::UnimplementedError(</div>
|
|
<div class="line"><a name="l01806"></a><span class="lineno"> 1806</span>  absl::StrFormat(<span class="stringliteral">"SetNumThreads() not supported by %s."</span>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a81ef93fee7111fcc116feecc0d9ee204">SolverVersion</a>()));</div>
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|
<div class="line"><a name="l01807"></a><span class="lineno"> 1807</span> }</div>
|
|
<div class="line"><a name="l01808"></a><span class="lineno"> 1808</span>  </div>
|
|
<div class="line"><a name="l01809"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_interface.html#a77083241e8bdb93b619c7b9feaf82dec"> 1809</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a77083241e8bdb93b619c7b9feaf82dec">MPSolverInterface::SetSolverSpecificParametersAsString</a>(</div>
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|
<div class="line"><a name="l01810"></a><span class="lineno"> 1810</span>  <span class="keyword">const</span> std::string& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>) {</div>
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|
<div class="line"><a name="l01811"></a><span class="lineno"> 1811</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.empty()) {</div>
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|
<div class="line"><a name="l01812"></a><span class="lineno"> 1812</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l01813"></a><span class="lineno"> 1813</span>  }</div>
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|
<div class="line"><a name="l01814"></a><span class="lineno"> 1814</span>  </div>
|
|
<div class="line"><a name="l01815"></a><span class="lineno"> 1815</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"SetSolverSpecificParametersAsString() not supported by "</span></div>
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<div class="line"><a name="l01816"></a><span class="lineno"> 1816</span>  << <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a81ef93fee7111fcc116feecc0d9ee204">SolverVersion</a>();</div>
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|
<div class="line"><a name="l01817"></a><span class="lineno"> 1817</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a name="l01818"></a><span class="lineno"> 1818</span> }</div>
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|
<div class="line"><a name="l01819"></a><span class="lineno"> 1819</span>  </div>
|
|
<div class="line"><a name="l01820"></a><span class="lineno"> 1820</span> <span class="comment">// ---------- MPSolverParameters ----------</span></div>
|
|
<div class="line"><a name="l01821"></a><span class="lineno"> 1821</span>  </div>
|
|
<div class="line"><a name="l01822"></a><span class="lineno"> 1822</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a016e9dcdc549105df6e8ceb5b1933ae5">MPSolverParameters::kDefaultRelativeMipGap</a> = 1e-4;</div>
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|
<div class="line"><a name="l01823"></a><span class="lineno"> 1823</span> <span class="comment">// For the primal and dual tolerances, choose the same default as CLP and GLPK.</span></div>
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|
<div class="line"><a name="l01824"></a><span class="lineno"> 1824</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad8ba7aa861c60e1fcd1b8b0eadcbdb7f">MPSolverParameters::kDefaultPrimalTolerance</a> =</div>
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|
<div class="line"><a name="l01825"></a><span class="lineno"> 1825</span>  <a class="code" href="namespaceoperations__research.html#a221d711fbd5a16db9dc92a3c5095cbf5">operations_research::kDefaultPrimalTolerance</a>;</div>
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|
<div class="line"><a name="l01826"></a><span class="lineno"> 1826</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a6a912e59104bf30bee9f5e3f35bc0281">MPSolverParameters::kDefaultDualTolerance</a> = 1e-7;</div>
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|
<div class="line"><a name="l01827"></a><span class="lineno"> 1827</span> <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8">MPSolverParameters::PresolveValues</a> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a4891c3a4994cbf057dd7ad15c58c2809">MPSolverParameters::kDefaultPresolve</a> =</div>
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|
<div class="line"><a name="l01828"></a><span class="lineno"> 1828</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a3b48e7f264e3228b1494312657fd611a">MPSolverParameters::PRESOLVE_ON</a>;</div>
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|
<div class="line"><a name="l01829"></a><span class="lineno"> 1829</span> <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cb">MPSolverParameters::IncrementalityValues</a></div>
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|
<div class="line"><a name="l01830"></a><span class="lineno"> 1830</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a2efecb72c616192403a769b98e51ec19">MPSolverParameters::kDefaultIncrementality</a> =</div>
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|
<div class="line"><a name="l01831"></a><span class="lineno"> 1831</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cba34d17de87fc7339e07256ca5319dfa67">MPSolverParameters::INCREMENTALITY_ON</a>;</div>
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|
<div class="line"><a name="l01832"></a><span class="lineno"> 1832</span>  </div>
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|
<div class="line"><a name="l01833"></a><span class="lineno"> 1833</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ae80ed8b6fcbcb848b18d657d62c26522">MPSolverParameters::kDefaultDoubleParamValue</a> = -1.0;</div>
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|
<div class="line"><a name="l01834"></a><span class="lineno"> 1834</span> <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad7c866ce738bfb6ac5fcee91fed998ed">MPSolverParameters::kDefaultIntegerParamValue</a> = -1;</div>
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|
<div class="line"><a name="l01835"></a><span class="lineno"> 1835</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a6e06b5be8dccaff140e14a5f71fa64df">MPSolverParameters::kUnknownDoubleParamValue</a> = -2.0;</div>
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<div class="line"><a name="l01836"></a><span class="lineno"> 1836</span> <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a0623b9007b18f0e4bb078fb6eb4dadaa">MPSolverParameters::kUnknownIntegerParamValue</a> = -2;</div>
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<div class="line"><a name="l01837"></a><span class="lineno"> 1837</span>  </div>
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<div class="line"><a name="l01838"></a><span class="lineno"> 1838</span> <span class="comment">// The constructor sets all parameters to their default value.</span></div>
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<div class="line"><a name="l01839"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_parameters.html#aeeef6511f130ba8a9db2c308dbeada5c"> 1839</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#aeeef6511f130ba8a9db2c308dbeada5c">MPSolverParameters::MPSolverParameters</a>()</div>
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<div class="line"><a name="l01840"></a><span class="lineno"> 1840</span>  : relative_mip_gap_value_(kDefaultRelativeMipGap),</div>
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<div class="line"><a name="l01841"></a><span class="lineno"> 1841</span>  primal_tolerance_value_(<a class="code" href="namespaceoperations__research.html#a221d711fbd5a16db9dc92a3c5095cbf5">kDefaultPrimalTolerance</a>),</div>
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|
<div class="line"><a name="l01842"></a><span class="lineno"> 1842</span>  dual_tolerance_value_(kDefaultDualTolerance),</div>
|
|
<div class="line"><a name="l01843"></a><span class="lineno"> 1843</span>  presolve_value_(kDefaultPresolve),</div>
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<div class="line"><a name="l01844"></a><span class="lineno"> 1844</span>  scaling_value_(kDefaultIntegerParamValue),</div>
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<div class="line"><a name="l01845"></a><span class="lineno"> 1845</span>  lp_algorithm_value_(kDefaultIntegerParamValue),</div>
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<div class="line"><a name="l01846"></a><span class="lineno"> 1846</span>  incrementality_value_(kDefaultIncrementality),</div>
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<div class="line"><a name="l01847"></a><span class="lineno"> 1847</span>  lp_algorithm_is_default_(true) {}</div>
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<div class="line"><a name="l01848"></a><span class="lineno"> 1848</span>  </div>
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<div class="line"><a name="l01849"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_parameters.html#a1816929ef3ed29e5884291472b1b8739"> 1849</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a1816929ef3ed29e5884291472b1b8739">MPSolverParameters::SetDoubleParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932">MPSolverParameters::DoubleParam</a> param,</div>
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<div class="line"><a name="l01850"></a><span class="lineno"> 1850</span>  <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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<div class="line"><a name="l01851"></a><span class="lineno"> 1851</span>  <span class="keywordflow">switch</span> (param) {</div>
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<div class="line"><a name="l01852"></a><span class="lineno"> 1852</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932af5546ac8a26f50d8798bf634598a7eba">RELATIVE_MIP_GAP</a>: {</div>
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|
<div class="line"><a name="l01853"></a><span class="lineno"> 1853</span>  relative_mip_gap_value_ = <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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<div class="line"><a name="l01854"></a><span class="lineno"> 1854</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01855"></a><span class="lineno"> 1855</span>  }</div>
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<div class="line"><a name="l01856"></a><span class="lineno"> 1856</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a8c7c9aed0dcd36fc9a9af2fab295caf3">PRIMAL_TOLERANCE</a>: {</div>
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|
<div class="line"><a name="l01857"></a><span class="lineno"> 1857</span>  primal_tolerance_value_ = <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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<div class="line"><a name="l01858"></a><span class="lineno"> 1858</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01859"></a><span class="lineno"> 1859</span>  }</div>
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<div class="line"><a name="l01860"></a><span class="lineno"> 1860</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a184546f243ecb7d9be48659f8be82992">DUAL_TOLERANCE</a>: {</div>
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|
<div class="line"><a name="l01861"></a><span class="lineno"> 1861</span>  dual_tolerance_value_ = <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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<div class="line"><a name="l01862"></a><span class="lineno"> 1862</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01863"></a><span class="lineno"> 1863</span>  }</div>
|
|
<div class="line"><a name="l01864"></a><span class="lineno"> 1864</span>  <span class="keywordflow">default</span>: {</div>
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<div class="line"><a name="l01865"></a><span class="lineno"> 1865</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to set an unknown parameter: "</span> << param << <span class="stringliteral">"."</span>;</div>
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<div class="line"><a name="l01866"></a><span class="lineno"> 1866</span>  }</div>
|
|
<div class="line"><a name="l01867"></a><span class="lineno"> 1867</span>  }</div>
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<div class="line"><a name="l01868"></a><span class="lineno"> 1868</span> }</div>
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<div class="line"><a name="l01869"></a><span class="lineno"> 1869</span>  </div>
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<div class="line"><a name="l01870"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_parameters.html#ae189b253817210ee7e605b089ccf47e4"> 1870</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ae189b253817210ee7e605b089ccf47e4">MPSolverParameters::SetIntegerParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784">MPSolverParameters::IntegerParam</a> param,</div>
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<div class="line"><a name="l01871"></a><span class="lineno"> 1871</span>  <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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|
<div class="line"><a name="l01872"></a><span class="lineno"> 1872</span>  <span class="keywordflow">switch</span> (param) {</div>
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|
<div class="line"><a name="l01873"></a><span class="lineno"> 1873</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403">PRESOLVE</a>: {</div>
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<div class="line"><a name="l01874"></a><span class="lineno"> 1874</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a9d70aea1ff48f145644d82953fd4322a">PRESOLVE_OFF</a> && <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a3b48e7f264e3228b1494312657fd611a">PRESOLVE_ON</a>) {</div>
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<div class="line"><a name="l01875"></a><span class="lineno"> 1875</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to set a supported parameter: "</span> << param</div>
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|
<div class="line"><a name="l01876"></a><span class="lineno"> 1876</span>  << <span class="stringliteral">" to an unknown value: "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
|
|
<div class="line"><a name="l01877"></a><span class="lineno"> 1877</span>  }</div>
|
|
<div class="line"><a name="l01878"></a><span class="lineno"> 1878</span>  presolve_value_ = <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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|
<div class="line"><a name="l01879"></a><span class="lineno"> 1879</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01880"></a><span class="lineno"> 1880</span>  }</div>
|
|
<div class="line"><a name="l01881"></a><span class="lineno"> 1881</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a4d52eb956c0c02b9cbc37720f27abbb0">SCALING</a>: {</div>
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|
<div class="line"><a name="l01882"></a><span class="lineno"> 1882</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a25a1112e410b183f49ef4ce8da1bdc74ab3f9de74d2d20c2eebcec60b7273d485">SCALING_OFF</a> && <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a25a1112e410b183f49ef4ce8da1bdc74a62fd26c37f80b6aabec3b463c55a1c85">SCALING_ON</a>) {</div>
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|
<div class="line"><a name="l01883"></a><span class="lineno"> 1883</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to set a supported parameter: "</span> << param</div>
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|
<div class="line"><a name="l01884"></a><span class="lineno"> 1884</span>  << <span class="stringliteral">" to an unknown value: "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
|
|
<div class="line"><a name="l01885"></a><span class="lineno"> 1885</span>  }</div>
|
|
<div class="line"><a name="l01886"></a><span class="lineno"> 1886</span>  scaling_value_ = <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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|
<div class="line"><a name="l01887"></a><span class="lineno"> 1887</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01888"></a><span class="lineno"> 1888</span>  }</div>
|
|
<div class="line"><a name="l01889"></a><span class="lineno"> 1889</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b">LP_ALGORITHM</a>: {</div>
|
|
<div class="line"><a name="l01890"></a><span class="lineno"> 1890</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541fa95aac881295562f873fc2ce46a8b8b1b">DUAL</a> && <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541fab6a6dd2cfc5b8fd6060e8a50573bb3ee">PRIMAL</a> && <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541faef10b8804992b6a16960332346c21493">BARRIER</a>) {</div>
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|
<div class="line"><a name="l01891"></a><span class="lineno"> 1891</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to set a supported parameter: "</span> << param</div>
|
|
<div class="line"><a name="l01892"></a><span class="lineno"> 1892</span>  << <span class="stringliteral">" to an unknown value: "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
|
|
<div class="line"><a name="l01893"></a><span class="lineno"> 1893</span>  }</div>
|
|
<div class="line"><a name="l01894"></a><span class="lineno"> 1894</span>  lp_algorithm_value_ = <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
|
|
<div class="line"><a name="l01895"></a><span class="lineno"> 1895</span>  lp_algorithm_is_default_ = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01896"></a><span class="lineno"> 1896</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l01897"></a><span class="lineno"> 1897</span>  }</div>
|
|
<div class="line"><a name="l01898"></a><span class="lineno"> 1898</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff">INCREMENTALITY</a>: {</div>
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|
<div class="line"><a name="l01899"></a><span class="lineno"> 1899</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cba01f385fe2acfe85efe038aa62b31edfb">INCREMENTALITY_OFF</a> && <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> != <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cba34d17de87fc7339e07256ca5319dfa67">INCREMENTALITY_ON</a>) {</div>
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<div class="line"><a name="l01900"></a><span class="lineno"> 1900</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to set a supported parameter: "</span> << param</div>
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<div class="line"><a name="l01901"></a><span class="lineno"> 1901</span>  << <span class="stringliteral">" to an unknown value: "</span> << <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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<div class="line"><a name="l01902"></a><span class="lineno"> 1902</span>  }</div>
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|
<div class="line"><a name="l01903"></a><span class="lineno"> 1903</span>  incrementality_value_ = <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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<div class="line"><a name="l01904"></a><span class="lineno"> 1904</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01905"></a><span class="lineno"> 1905</span>  }</div>
|
|
<div class="line"><a name="l01906"></a><span class="lineno"> 1906</span>  <span class="keywordflow">default</span>: {</div>
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<div class="line"><a name="l01907"></a><span class="lineno"> 1907</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to set an unknown parameter: "</span> << param << <span class="stringliteral">"."</span>;</div>
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|
<div class="line"><a name="l01908"></a><span class="lineno"> 1908</span>  }</div>
|
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<div class="line"><a name="l01909"></a><span class="lineno"> 1909</span>  }</div>
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<div class="line"><a name="l01910"></a><span class="lineno"> 1910</span> }</div>
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<div class="line"><a name="l01911"></a><span class="lineno"> 1911</span>  </div>
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<div class="line"><a name="l01912"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_parameters.html#af89ed33216d227599a7752bc0dc97ce3"> 1912</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#af89ed33216d227599a7752bc0dc97ce3">MPSolverParameters::ResetDoubleParam</a>(</div>
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<div class="line"><a name="l01913"></a><span class="lineno"> 1913</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932">MPSolverParameters::DoubleParam</a> param) {</div>
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|
<div class="line"><a name="l01914"></a><span class="lineno"> 1914</span>  <span class="keywordflow">switch</span> (param) {</div>
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<div class="line"><a name="l01915"></a><span class="lineno"> 1915</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932af5546ac8a26f50d8798bf634598a7eba">RELATIVE_MIP_GAP</a>: {</div>
|
|
<div class="line"><a name="l01916"></a><span class="lineno"> 1916</span>  relative_mip_gap_value_ = <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a016e9dcdc549105df6e8ceb5b1933ae5">kDefaultRelativeMipGap</a>;</div>
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|
<div class="line"><a name="l01917"></a><span class="lineno"> 1917</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l01918"></a><span class="lineno"> 1918</span>  }</div>
|
|
<div class="line"><a name="l01919"></a><span class="lineno"> 1919</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a8c7c9aed0dcd36fc9a9af2fab295caf3">PRIMAL_TOLERANCE</a>: {</div>
|
|
<div class="line"><a name="l01920"></a><span class="lineno"> 1920</span>  primal_tolerance_value_ = <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad8ba7aa861c60e1fcd1b8b0eadcbdb7f">kDefaultPrimalTolerance</a>;</div>
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|
<div class="line"><a name="l01921"></a><span class="lineno"> 1921</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01922"></a><span class="lineno"> 1922</span>  }</div>
|
|
<div class="line"><a name="l01923"></a><span class="lineno"> 1923</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a184546f243ecb7d9be48659f8be82992">DUAL_TOLERANCE</a>: {</div>
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|
<div class="line"><a name="l01924"></a><span class="lineno"> 1924</span>  dual_tolerance_value_ = <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a6a912e59104bf30bee9f5e3f35bc0281">kDefaultDualTolerance</a>;</div>
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<div class="line"><a name="l01925"></a><span class="lineno"> 1925</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01926"></a><span class="lineno"> 1926</span>  }</div>
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<div class="line"><a name="l01927"></a><span class="lineno"> 1927</span>  <span class="keywordflow">default</span>: {</div>
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<div class="line"><a name="l01928"></a><span class="lineno"> 1928</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to reset an unknown parameter: "</span> << param << <span class="stringliteral">"."</span>;</div>
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<div class="line"><a name="l01929"></a><span class="lineno"> 1929</span>  }</div>
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<div class="line"><a name="l01930"></a><span class="lineno"> 1930</span>  }</div>
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<div class="line"><a name="l01931"></a><span class="lineno"> 1931</span> }</div>
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<div class="line"><a name="l01932"></a><span class="lineno"> 1932</span>  </div>
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<div class="line"><a name="l01933"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_parameters.html#a09343ed6dde3059443fe6f4caa16e986"> 1933</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a09343ed6dde3059443fe6f4caa16e986">MPSolverParameters::ResetIntegerParam</a>(</div>
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<div class="line"><a name="l01934"></a><span class="lineno"> 1934</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784">MPSolverParameters::IntegerParam</a> param) {</div>
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<div class="line"><a name="l01935"></a><span class="lineno"> 1935</span>  <span class="keywordflow">switch</span> (param) {</div>
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<div class="line"><a name="l01936"></a><span class="lineno"> 1936</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403">PRESOLVE</a>: {</div>
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<div class="line"><a name="l01937"></a><span class="lineno"> 1937</span>  presolve_value_ = <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a4891c3a4994cbf057dd7ad15c58c2809">kDefaultPresolve</a>;</div>
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<div class="line"><a name="l01938"></a><span class="lineno"> 1938</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01939"></a><span class="lineno"> 1939</span>  }</div>
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<div class="line"><a name="l01940"></a><span class="lineno"> 1940</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a4d52eb956c0c02b9cbc37720f27abbb0">SCALING</a>: {</div>
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<div class="line"><a name="l01941"></a><span class="lineno"> 1941</span>  scaling_value_ = <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad7c866ce738bfb6ac5fcee91fed998ed">kDefaultIntegerParamValue</a>;</div>
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<div class="line"><a name="l01942"></a><span class="lineno"> 1942</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01943"></a><span class="lineno"> 1943</span>  }</div>
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<div class="line"><a name="l01944"></a><span class="lineno"> 1944</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b">LP_ALGORITHM</a>: {</div>
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<div class="line"><a name="l01945"></a><span class="lineno"> 1945</span>  lp_algorithm_is_default_ = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l01946"></a><span class="lineno"> 1946</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01947"></a><span class="lineno"> 1947</span>  }</div>
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<div class="line"><a name="l01948"></a><span class="lineno"> 1948</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff">INCREMENTALITY</a>: {</div>
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<div class="line"><a name="l01949"></a><span class="lineno"> 1949</span>  incrementality_value_ = <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a2efecb72c616192403a769b98e51ec19">kDefaultIncrementality</a>;</div>
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<div class="line"><a name="l01950"></a><span class="lineno"> 1950</span>  <span class="keywordflow">break</span>;</div>
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<div class="line"><a name="l01951"></a><span class="lineno"> 1951</span>  }</div>
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<div class="line"><a name="l01952"></a><span class="lineno"> 1952</span>  <span class="keywordflow">default</span>: {</div>
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<div class="line"><a name="l01953"></a><span class="lineno"> 1953</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to reset an unknown parameter: "</span> << param << <span class="stringliteral">"."</span>;</div>
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<div class="line"><a name="l01954"></a><span class="lineno"> 1954</span>  }</div>
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<div class="line"><a name="l01955"></a><span class="lineno"> 1955</span>  }</div>
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<div class="line"><a name="l01956"></a><span class="lineno"> 1956</span> }</div>
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<div class="line"><a name="l01957"></a><span class="lineno"> 1957</span>  </div>
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<div class="line"><a name="l01958"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_parameters.html#a372de693ad40b3f42839c8ec6ac845f4"> 1958</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a372de693ad40b3f42839c8ec6ac845f4">MPSolverParameters::Reset</a>() {</div>
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<div class="line"><a name="l01959"></a><span class="lineno"> 1959</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#af89ed33216d227599a7752bc0dc97ce3">ResetDoubleParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932af5546ac8a26f50d8798bf634598a7eba">RELATIVE_MIP_GAP</a>);</div>
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<div class="line"><a name="l01960"></a><span class="lineno"> 1960</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#af89ed33216d227599a7752bc0dc97ce3">ResetDoubleParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a8c7c9aed0dcd36fc9a9af2fab295caf3">PRIMAL_TOLERANCE</a>);</div>
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<div class="line"><a name="l01961"></a><span class="lineno"> 1961</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#af89ed33216d227599a7752bc0dc97ce3">ResetDoubleParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a184546f243ecb7d9be48659f8be82992">DUAL_TOLERANCE</a>);</div>
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<div class="line"><a name="l01962"></a><span class="lineno"> 1962</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a09343ed6dde3059443fe6f4caa16e986">ResetIntegerParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403">PRESOLVE</a>);</div>
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<div class="line"><a name="l01963"></a><span class="lineno"> 1963</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a09343ed6dde3059443fe6f4caa16e986">ResetIntegerParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a4d52eb956c0c02b9cbc37720f27abbb0">SCALING</a>);</div>
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<div class="line"><a name="l01964"></a><span class="lineno"> 1964</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a09343ed6dde3059443fe6f4caa16e986">ResetIntegerParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b">LP_ALGORITHM</a>);</div>
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<div class="line"><a name="l01965"></a><span class="lineno"> 1965</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a09343ed6dde3059443fe6f4caa16e986">ResetIntegerParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff">INCREMENTALITY</a>);</div>
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<div class="line"><a name="l01966"></a><span class="lineno"> 1966</span> }</div>
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<div class="line"><a name="l01967"></a><span class="lineno"> 1967</span>  </div>
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<div class="line"><a name="l01968"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_parameters.html#a692014f815d7927760762b046675f658"> 1968</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a692014f815d7927760762b046675f658">MPSolverParameters::GetDoubleParam</a>(</div>
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|
<div class="line"><a name="l01969"></a><span class="lineno"> 1969</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932">MPSolverParameters::DoubleParam</a> param)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l01970"></a><span class="lineno"> 1970</span>  <span class="keywordflow">switch</span> (param) {</div>
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<div class="line"><a name="l01971"></a><span class="lineno"> 1971</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932af5546ac8a26f50d8798bf634598a7eba">RELATIVE_MIP_GAP</a>: {</div>
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|
<div class="line"><a name="l01972"></a><span class="lineno"> 1972</span>  <span class="keywordflow">return</span> relative_mip_gap_value_;</div>
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|
<div class="line"><a name="l01973"></a><span class="lineno"> 1973</span>  }</div>
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<div class="line"><a name="l01974"></a><span class="lineno"> 1974</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a8c7c9aed0dcd36fc9a9af2fab295caf3">PRIMAL_TOLERANCE</a>: {</div>
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<div class="line"><a name="l01975"></a><span class="lineno"> 1975</span>  <span class="keywordflow">return</span> primal_tolerance_value_;</div>
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<div class="line"><a name="l01976"></a><span class="lineno"> 1976</span>  }</div>
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<div class="line"><a name="l01977"></a><span class="lineno"> 1977</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a184546f243ecb7d9be48659f8be82992">DUAL_TOLERANCE</a>: {</div>
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<div class="line"><a name="l01978"></a><span class="lineno"> 1978</span>  <span class="keywordflow">return</span> dual_tolerance_value_;</div>
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<div class="line"><a name="l01979"></a><span class="lineno"> 1979</span>  }</div>
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<div class="line"><a name="l01980"></a><span class="lineno"> 1980</span>  <span class="keywordflow">default</span>: {</div>
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<div class="line"><a name="l01981"></a><span class="lineno"> 1981</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to get an unknown parameter: "</span> << param << <span class="stringliteral">"."</span>;</div>
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<div class="line"><a name="l01982"></a><span class="lineno"> 1982</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a6e06b5be8dccaff140e14a5f71fa64df">kUnknownDoubleParamValue</a>;</div>
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<div class="line"><a name="l01983"></a><span class="lineno"> 1983</span>  }</div>
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<div class="line"><a name="l01984"></a><span class="lineno"> 1984</span>  }</div>
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<div class="line"><a name="l01985"></a><span class="lineno"> 1985</span> }</div>
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<div class="line"><a name="l01986"></a><span class="lineno"> 1986</span>  </div>
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<div class="line"><a name="l01987"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_m_p_solver_parameters.html#aeae0a6e1e84d015690573b08d62b1395"> 1987</a></span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#aeae0a6e1e84d015690573b08d62b1395">MPSolverParameters::GetIntegerParam</a>(</div>
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<div class="line"><a name="l01988"></a><span class="lineno"> 1988</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784">MPSolverParameters::IntegerParam</a> param)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l01989"></a><span class="lineno"> 1989</span>  <span class="keywordflow">switch</span> (param) {</div>
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<div class="line"><a name="l01990"></a><span class="lineno"> 1990</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403">PRESOLVE</a>: {</div>
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<div class="line"><a name="l01991"></a><span class="lineno"> 1991</span>  <span class="keywordflow">return</span> presolve_value_;</div>
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|
<div class="line"><a name="l01992"></a><span class="lineno"> 1992</span>  }</div>
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|
<div class="line"><a name="l01993"></a><span class="lineno"> 1993</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b">LP_ALGORITHM</a>: {</div>
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<div class="line"><a name="l01994"></a><span class="lineno"> 1994</span>  <span class="keywordflow">if</span> (lp_algorithm_is_default_) <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad7c866ce738bfb6ac5fcee91fed998ed">kDefaultIntegerParamValue</a>;</div>
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<div class="line"><a name="l01995"></a><span class="lineno"> 1995</span>  <span class="keywordflow">return</span> lp_algorithm_value_;</div>
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|
<div class="line"><a name="l01996"></a><span class="lineno"> 1996</span>  }</div>
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<div class="line"><a name="l01997"></a><span class="lineno"> 1997</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff">INCREMENTALITY</a>: {</div>
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<div class="line"><a name="l01998"></a><span class="lineno"> 1998</span>  <span class="keywordflow">return</span> incrementality_value_;</div>
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|
<div class="line"><a name="l01999"></a><span class="lineno"> 1999</span>  }</div>
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<div class="line"><a name="l02000"></a><span class="lineno"> 2000</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a4d52eb956c0c02b9cbc37720f27abbb0">SCALING</a>: {</div>
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<div class="line"><a name="l02001"></a><span class="lineno"> 2001</span>  <span class="keywordflow">return</span> scaling_value_;</div>
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<div class="line"><a name="l02002"></a><span class="lineno"> 2002</span>  }</div>
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<div class="line"><a name="l02003"></a><span class="lineno"> 2003</span>  <span class="keywordflow">default</span>: {</div>
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<div class="line"><a name="l02004"></a><span class="lineno"> 2004</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>) << <span class="stringliteral">"Trying to get an unknown parameter: "</span> << param << <span class="stringliteral">"."</span>;</div>
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<div class="line"><a name="l02005"></a><span class="lineno"> 2005</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a0623b9007b18f0e4bb078fb6eb4dadaa">kUnknownIntegerParamValue</a>;</div>
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<div class="line"><a name="l02006"></a><span class="lineno"> 2006</span>  }</div>
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<div class="line"><a name="l02007"></a><span class="lineno"> 2007</span>  }</div>
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<div class="line"><a name="l02008"></a><span class="lineno"> 2008</span> }</div>
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<div class="line"><a name="l02009"></a><span class="lineno"> 2009</span>  </div>
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<div class="line"><a name="l02010"></a><span class="lineno"> 2010</span> } <span class="comment">// namespace operations_research</span></div>
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<div class="ttc" id="aaccurate__sum_8h_html"><div class="ttname"><a href="accurate__sum_8h.html">accurate_sum.h</a></div></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f"><div class="ttname"><a href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">max</a></div><div class="ttdeci">int64_t max</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00140">alldiff_cst.cc:140</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html"><div class="ttname"><a href="base_2logging_8h.html">logging.h</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a0581caafbd212149004303f517163b1f"><div class="ttname"><a href="base_2logging_8h.html#a0581caafbd212149004303f517163b1f">DLOG_IF</a></div><div class="ttdeci">#define DLOG_IF(severity, condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00885">base/logging.h:885</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a09f7d88282cf92c9f231270ac113e5c6"><div class="ttname"><a href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a></div><div class="ttdeci">#define LOG_IF(severity, condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00482">base/logging.h:482</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274"><div class="ttname"><a href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a></div><div class="ttdeci">#define CHECK(condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00498">base/logging.h:498</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a4395e95bab44e222cb2e77251017a0e2"><div class="ttname"><a href="base_2logging_8h.html#a4395e95bab44e222cb2e77251017a0e2">DCHECK_LE</a></div><div class="ttdeci">#define DCHECK_LE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00895">base/logging.h:895</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a46e69120fbd3b36e6960e096d23b66f0"><div class="ttname"><a href="base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0">DCHECK_NE</a></div><div class="ttdeci">#define DCHECK_NE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00894">base/logging.h:894</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_aae2dc65d9ea248d54bf39daa986dd295"><div class="ttname"><a href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295">DCHECK_GE</a></div><div class="ttdeci">#define DCHECK_GE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00897">base/logging.h:897</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae"><div class="ttname"><a href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a></div><div class="ttdeci">#define LOG(severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00423">base/logging.h:423</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006"><div class="ttname"><a href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006">DCHECK</a></div><div class="ttdeci">#define DCHECK(condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00892">base/logging.h:892</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_ae89df3243bbb8341130c7b3f44145ea0"><div class="ttname"><a href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a></div><div class="ttdeci">#define DCHECK_EQ(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00893">base/logging.h:893</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927"><div class="ttname"><a href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a></div><div class="ttdeci">#define VLOG(verboselevel)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00986">base/logging.h:986</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_accurate_sum_html"><div class="ttname"><a href="classoperations__research_1_1_accurate_sum.html">operations_research::AccurateSum</a></div><div class="ttdef"><b>Definition:</b> <a href="accurate__sum_8h_source.html#l00023">accurate_sum.h:23</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_accurate_sum_html_a176a3e919acd979b67cea1ede094cdaa"><div class="ttname"><a href="classoperations__research_1_1_accurate_sum.html#a176a3e919acd979b67cea1ede094cdaa">operations_research::AccurateSum::Value</a></div><div class="ttdeci">FpNumber Value() const</div><div class="ttdef"><b>Definition:</b> <a href="accurate__sum_8h_source.html#l00037">accurate_sum.h:37</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_accurate_sum_html_acc8fad1f98b885fa7d0504f4dfc71f08"><div class="ttname"><a href="classoperations__research_1_1_accurate_sum.html#acc8fad1f98b885fa7d0504f4dfc71f08">operations_research::AccurateSum::Add</a></div><div class="ttdeci">void Add(const FpNumber &value)</div><div class="ttdef"><b>Definition:</b> <a href="accurate__sum_8h_source.html#l00029">accurate_sum.h:29</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_expr_html"><div class="ttname"><a href="classoperations__research_1_1_linear_expr.html">operations_research::LinearExpr</a></div><div class="ttdoc">LinearExpr models a quantity that is linear in the decision variables (MPVariable) of an optimization...</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00114">linear_expr.h:114</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_expr_html_a665001590f89bb9446d0030e2ef8047b"><div class="ttname"><a href="classoperations__research_1_1_linear_expr.html#a665001590f89bb9446d0030e2ef8047b">operations_research::LinearExpr::terms</a></div><div class="ttdeci">const absl::flat_hash_map< const MPVariable *, double > & terms() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00143">linear_expr.h:143</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_expr_html_a96ffc785b7b2135c7980c985883ffdd3"><div class="ttname"><a href="classoperations__research_1_1_linear_expr.html#a96ffc785b7b2135c7980c985883ffdd3">operations_research::LinearExpr::offset</a></div><div class="ttdeci">double offset() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00142">linear_expr.h:142</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_range_html"><div class="ttname"><a href="classoperations__research_1_1_linear_range.html">operations_research::LinearRange</a></div><div class="ttdoc">An expression of the form:</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00192">linear_expr.h:192</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_range_html_a5158072d27a176fc38524893183d6527"><div class="ttname"><a href="classoperations__research_1_1_linear_range.html#a5158072d27a176fc38524893183d6527">operations_research::LinearRange::upper_bound</a></div><div class="ttdeci">double upper_bound() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00207">linear_expr.h:207</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_range_html_a9748ce3280b2d4c16a2cd38a480b9c7c"><div class="ttname"><a href="classoperations__research_1_1_linear_range.html#a9748ce3280b2d4c16a2cd38a480b9c7c">operations_research::LinearRange::lower_bound</a></div><div class="ttdeci">double lower_bound() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00205">linear_expr.h:205</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_linear_range_html_ac94f6b1a6cc64b35da3b2a250e0c606d"><div class="ttname"><a href="classoperations__research_1_1_linear_range.html#ac94f6b1a6cc64b35da3b2a250e0c606d">operations_research::LinearRange::linear_expr</a></div><div class="ttdeci">const LinearExpr & linear_expr() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__expr_8h_source.html#l00206">linear_expr.h:206</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_callback_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_callback.html">operations_research::MPCallback</a></div><div class="ttdef"><b>Definition:</b> <a href="linear__solver__callback_8h_source.html#l00142">linear_solver_callback.h:142</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html">operations_research::MPConstraint</a></div><div class="ttdoc">The class for constraints of a Mathematical Programming (MP) model.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01181">linear_solver.h:1181</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_a02bfb5cd5deeb2d5149f6976ee0456d6"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#a02bfb5cd5deeb2d5149f6976ee0456d6">operations_research::MPConstraint::SetBounds</a></div><div class="ttdeci">void SetBounds(double lb, double ub)</div><div class="ttdoc">Sets both the lower and upper bounds.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00128">linear_solver.cc:128</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_a2def997791a2a5119c3502aa68c34181"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#a2def997791a2a5119c3502aa68c34181">operations_research::MPConstraint::SetCoefficient</a></div><div class="ttdeci">void SetCoefficient(const MPVariable *const var, double coeff)</div><div class="ttdoc">Sets the coefficient of the variable on the constraint.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00097">linear_solver.cc:97</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_a356d08f701ec7c64a00c19818bb72886"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#a356d08f701ec7c64a00c19818bb72886">operations_research::MPConstraint::GetCoefficient</a></div><div class="ttdeci">double GetCoefficient(const MPVariable *const var) const</div><div class="ttdoc">Gets the coefficient of a given variable on the constraint (which is 0 if the variable does not appea...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00091">linear_solver.cc:91</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_a570e7e2c973cc96bedb0db08f5e062e3"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#a570e7e2c973cc96bedb0db08f5e062e3">operations_research::MPConstraint::ub</a></div><div class="ttdeci">double ub() const</div><div class="ttdoc">Returns the upper bound.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01216">linear_solver.h:1216</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_a5afd87c4abc02aea7fedd93f12a16b60"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#a5afd87c4abc02aea7fedd93f12a16b60">operations_research::MPConstraint::indicator_variable</a></div><div class="ttdeci">const MPVariable * indicator_variable() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01245">linear_solver.h:1245</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_a87e458487b8f14804b579be6228ea78f"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#a87e458487b8f14804b579be6228ea78f">operations_research::MPConstraint::indicator_value</a></div><div class="ttdeci">bool indicator_value() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01246">linear_solver.h:1246</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_aa71d36872f416feaa853788a7a7a7ef8"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#aa71d36872f416feaa853788a7a7a7ef8">operations_research::MPConstraint::Clear</a></div><div class="ttdeci">void Clear()</div><div class="ttdoc">Clears all variables and coefficients. Does not clear the bounds.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00123">linear_solver.cc:123</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_ab0c809243bacbba99e083bddd16ebcaa"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#ab0c809243bacbba99e083bddd16ebcaa">operations_research::MPConstraint::is_lazy</a></div><div class="ttdeci">bool is_lazy() const</div><div class="ttdoc">Advanced usage: returns true if the constraint is "lazy" (see below).</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01228">linear_solver.h:1228</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_ac7502afa7413b2969adcfe572accefde"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#ac7502afa7413b2969adcfe572accefde">operations_research::MPConstraint::set_is_lazy</a></div><div class="ttdeci">void set_is_lazy(bool laziness)</div><div class="ttdoc">Advanced usage: sets the constraint "laziness".</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01243">linear_solver.h:1243</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_accc4f1882f13ad57ef6bbe8fbe5d365d"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#accc4f1882f13ad57ef6bbe8fbe5d365d">operations_research::MPConstraint::lb</a></div><div class="ttdeci">double lb() const</div><div class="ttdoc">Returns the lower bound.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01213">linear_solver.h:1213</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_ad8227ba86a01f26e4f173cd5e219d5d1"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#ad8227ba86a01f26e4f173cd5e219d5d1">operations_research::MPConstraint::name</a></div><div class="ttdeci">const std::string & name() const</div><div class="ttdoc">Returns the name of the constraint.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01184">linear_solver.h:1184</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_aecd5fee61b6013b1207c2ea622c849b5"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#aecd5fee61b6013b1207c2ea622c849b5">operations_research::MPConstraint::basis_status</a></div><div class="ttdeci">MPSolver::BasisStatus basis_status() const</div><div class="ttdoc">Advanced usage: returns the basis status of the constraint.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00146">linear_solver.cc:146</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_aeec48f5c4d2d1cc79926734f9b586ad5"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#aeec48f5c4d2d1cc79926734f9b586ad5">operations_research::MPConstraint::dual_value</a></div><div class="ttdeci">double dual_value() const</div><div class="ttdoc">Advanced usage: returns the dual value of the constraint in the current solution (only available for ...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00137">linear_solver.cc:137</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html">operations_research::MPObjective</a></div><div class="ttdoc">A class to express a linear objective.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00929">linear_solver.h:929</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a2def997791a2a5119c3502aa68c34181"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a2def997791a2a5119c3502aa68c34181">operations_research::MPObjective::SetCoefficient</a></div><div class="ttdeci">void SetCoefficient(const MPVariable *const var, double coeff)</div><div class="ttdoc">Sets the coefficient of the variable in the objective.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00178">linear_solver.cc:178</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a356d08f701ec7c64a00c19818bb72886"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a356d08f701ec7c64a00c19818bb72886">operations_research::MPObjective::GetCoefficient</a></div><div class="ttdeci">double GetCoefficient(const MPVariable *const var) const</div><div class="ttdoc">Gets the coefficient of a given variable in the objective.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00172">linear_solver.cc:172</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a3d269786b0c64ba034e7e8a8a09213fc"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a3d269786b0c64ba034e7e8a8a09213fc">operations_research::MPObjective::SetOffset</a></div><div class="ttdeci">void SetOffset(double value)</div><div class="ttdoc">Sets the constant term in the objective.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00193">linear_solver.cc:193</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a3df780d69d67985929c76e750f913e21"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a3df780d69d67985929c76e750f913e21">operations_research::MPObjective::maximization</a></div><div class="ttdeci">bool maximization() const</div><div class="ttdoc">Is the optimization direction set to maximize?</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00246">linear_solver.cc:246</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a3eee00e1029a4006afbd791f78d91657"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a3eee00e1029a4006afbd791f78d91657">operations_research::MPObjective::OptimizeLinearExpr</a></div><div class="ttdeci">void OptimizeLinearExpr(const LinearExpr &linear_expr, bool is_maximization)</div><div class="ttdoc">Resets the current objective to take the value of linear_expr, and sets the objective direction to ma...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00208">linear_solver.cc:208</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a615d9bd9c0c88aa56d31fdf95fbb5749"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a615d9bd9c0c88aa56d31fdf95fbb5749">operations_research::MPObjective::AddLinearExpr</a></div><div class="ttdeci">void AddLinearExpr(const LinearExpr &linear_expr)</div><div class="ttdoc">Adds linear_expr to the current objective, does not change the direction.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00220">linear_solver.cc:220</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a8554e97d98d05016f16300cedf2be9f6"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a8554e97d98d05016f16300cedf2be9f6">operations_research::MPObjective::Value</a></div><div class="ttdeci">double Value() const</div><div class="ttdoc">Returns the objective value of the best solution found so far.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00250">linear_solver.cc:250</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a96ffc785b7b2135c7980c985883ffdd3"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a96ffc785b7b2135c7980c985883ffdd3">operations_research::MPObjective::offset</a></div><div class="ttdeci">double offset() const</div><div class="ttdoc">Gets the constant term in the objective.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00965">linear_solver.h:965</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a9ec8e5b1017d35c4ce048c67330b0a10"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a9ec8e5b1017d35c4ce048c67330b0a10">operations_research::MPObjective::BestBound</a></div><div class="ttdeci">double BestBound() const</div><div class="ttdoc">Returns the best objective bound.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00257">linear_solver.cc:257</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_aa3d71b1d66352ee439fdcdf8f3b93067"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#aa3d71b1d66352ee439fdcdf8f3b93067">operations_research::MPObjective::minimization</a></div><div class="ttdeci">bool minimization() const</div><div class="ttdoc">Is the optimization direction set to minimize?</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00248">linear_solver.cc:248</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_aa71d36872f416feaa853788a7a7a7ef8"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#aa71d36872f416feaa853788a7a7a7ef8">operations_research::MPObjective::Clear</a></div><div class="ttdeci">void Clear()</div><div class="ttdoc">Clears the offset, all variables and coefficients, and the optimization direction.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00228">linear_solver.cc:228</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_ac187b2ba08422f3a06b8d1e1502ceea6"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#ac187b2ba08422f3a06b8d1e1502ceea6">operations_research::MPObjective::SetMinimization</a></div><div class="ttdeci">void SetMinimization()</div><div class="ttdoc">Sets the optimization direction to minimize.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00989">linear_solver.h:989</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_addbc1b5c5e43ec84e2ffc8ec3ab9d830"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#addbc1b5c5e43ec84e2ffc8ec3ab9d830">operations_research::MPObjective::SetOptimizationDirection</a></div><div class="ttdeci">void SetOptimizationDirection(bool maximize)</div><div class="ttdoc">Sets the optimization direction (maximize: true or minimize: false).</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00235">linear_solver.cc:235</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html">operations_research::MPSolver</a></div><div class="ttdoc">This mathematical programming (MP) solver class is the main class though which users build and solve ...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00181">linear_solver.h:181</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a018794097e44ee8189380eef2b0f267f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a018794097e44ee8189380eef2b0f267f">operations_research::MPSolver::FillSolutionResponseProto</a></div><div class="ttdeci">void FillSolutionResponseProto(MPSolutionResponse *response) const</div><div class="ttdoc">Encodes the current solution in a solution response protocol buffer.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00814">linear_solver.cc:814</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a03666f2e70e42a9560aa9ce7416d2644"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a03666f2e70e42a9560aa9ce7416d2644">operations_research::MPSolver::NumConstraints</a></div><div class="ttdeci">int NumConstraints() const</div><div class="ttdoc">Returns the number of constraints.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00368">linear_solver.h:368</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a102b847e8034d765338f17041aa09468"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a102b847e8034d765338f17041aa09468">operations_research::MPSolver::ParseSolverTypeOrDie</a></div><div class="ttdeci">static OptimizationProblemType ParseSolverTypeOrDie(const std::string &solver_id)</div><div class="ttdoc">Parses the name of the solver and returns the correct optimization type or dies.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00597">linear_solver.cc:597</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a191cd9b1ba3e3c01a558a1f6c02a4429"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a191cd9b1ba3e3c01a558a1f6c02a4429">operations_research::MPSolver::Name</a></div><div class="ttdeci">const std::string & Name() const</div><div class="ttdoc">Returns the name of the model set at construction.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00281">linear_solver.h:281</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a19476a1c421b9ee05231ee9af2387057"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a19476a1c421b9ee05231ee9af2387057">operations_research::MPSolver::constraint</a></div><div class="ttdeci">MPConstraint * constraint(int index) const</div><div class="ttdoc">Returns the constraint at the given index.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00378">linear_solver.h:378</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a200ccd114eb5057856c05501c2d4abe5"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a200ccd114eb5057856c05501c2d4abe5">operations_research::MPSolver::MakeBoolVarArray</a></div><div class="ttdeci">void MakeBoolVarArray(int nb, const std::string &name, std::vector< MPVariable * > *vars)</div><div class="ttdoc">Creates an array of boolean variables.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01172">linear_solver.cc:1172</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a226456dfb15300dd4e59d0bf80d0ce07"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a226456dfb15300dd4e59d0bf80d0ce07">operations_research::MPSolver::MutableObjective</a></div><div class="ttdeci">MPObjective * MutableObjective()</div><div class="ttdoc">Returns the mutable objective object.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00429">linear_solver.h:429</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a29500cb9138fb0d96b2ed028d9253881"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a29500cb9138fb0d96b2ed028d9253881">operations_research::MPSolver::IsMIP</a></div><div class="ttdeci">bool IsMIP() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00326">linear_solver.cc:326</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a2c50b77c283c82d632f0dc605ceca3c3"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a2c50b77c283c82d632f0dc605ceca3c3">operations_research::MPSolver::VerifySolution</a></div><div class="ttdeci">bool VerifySolution(double tolerance, bool log_errors) const</div><div class="ttdoc">Advanced usage: Verifies the correctness of the solution.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01385">linear_solver.cc:1385</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a372de693ad40b3f42839c8ec6ac845f4"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a372de693ad40b3f42839c8ec6ac845f4">operations_research::MPSolver::Reset</a></div><div class="ttdeci">void Reset()</div><div class="ttdoc">Advanced usage: resets extracted model to solve from scratch.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01105">linear_solver.cc:1105</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a39f8d704429d775e3e73a53898c99712"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a39f8d704429d775e3e73a53898c99712">operations_research::MPSolver::LookupVariableOrNull</a></div><div class="ttdeci">MPVariable * LookupVariableOrNull(const std::string &var_name) const</div><div class="ttdoc">Looks up a variable by name, and returns nullptr if it does not exist.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00620">linear_solver.cc:620</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a4198b9880783bbbea8b517cc8ce868b3"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a4198b9880783bbbea8b517cc8ce868b3">operations_research::MPSolver::iterations</a></div><div class="ttdeci">int64_t iterations() const</div><div class="ttdoc">Returns the number of simplex iterations.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01535">linear_solver.cc:1535</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a43bc1eaf78615ea6084d975e892c33f1"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a43bc1eaf78615ea6084d975e892c33f1">operations_research::MPSolver::SetStartingLpBasis</a></div><div class="ttdeci">void SetStartingLpBasis(const std::vector< MPSolver::BasisStatus > &variable_statuses, const std::vector< MPSolver::BasisStatus > &constraint_statuses)</div><div class="ttdoc">Advanced usage: Incrementality.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01109">linear_solver.cc:1109</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a45c44ca4a082621f3057280d40333ed0"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a45c44ca4a082621f3057280d40333ed0">operations_research::MPSolver::SupportsProblemType</a></div><div class="ttdeci">static bool SupportsProblemType(OptimizationProblemType problem_type)</div><div class="ttdoc">Whether the given problem type is supported (this will depend on the targets that you linked).</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00463">linear_solver.cc:463</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a487ab8f764e55a258fdeeace99ba2f00"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a487ab8f764e55a258fdeeace99ba2f00">operations_research::MPSolver::CreateSolver</a></div><div class="ttdeci">static MPSolver * CreateSolver(const std::string &solver_id)</div><div class="ttdoc">Recommended factory method to create a MPSolver instance, especially in non C++ languages.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00605">linear_solver.cc:605</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a4a790b8c94fdaa097e7ad19bb5acaf45"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a4a790b8c94fdaa097e7ad19bb5acaf45">operations_research::MPSolver::MakeBoolVar</a></div><div class="ttdeci">MPVariable * MakeBoolVar(const std::string &name)</div><div class="ttdoc">Creates a boolean variable.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01139">linear_solver.cc:1139</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a4bf4b01cb836a567c90aeeea374ca2a2"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a4bf4b01cb836a567c90aeeea374ca2a2">operations_research::MPSolver::SetHint</a></div><div class="ttdeci">void SetHint(std::vector< std::pair< const MPVariable *, double > > hint)</div><div class="ttdoc">Sets a hint for solution.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01576">linear_solver.cc:1576</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a4eef77bb51bde41e69bed87ea44b86e1"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a4eef77bb51bde41e69bed87ea44b86e1">operations_research::MPSolver::ComputeExactConditionNumber</a></div><div class="ttdeci">double ComputeExactConditionNumber() const</div><div class="ttdoc">Advanced usage: computes the exact condition number of the current scaled basis: L1norm(B) * L1norm(i...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01539">linear_solver.cc:1539</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a5004489a36bc1393efa043044a63732f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a5004489a36bc1393efa043044a63732f">operations_research::MPSolver::Objective</a></div><div class="ttdeci">const MPObjective & Objective() const</div><div class="ttdoc">Returns the objective object.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00426">linear_solver.h:426</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587d"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">operations_research::MPSolver::ResultStatus</a></div><div class="ttdeci">ResultStatus</div><div class="ttdoc">The status of solving the problem.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00437">linear_solver.h:437</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1">operations_research::MPSolver::FEASIBLE</a></div><div class="ttdeci">@ FEASIBLE</div><div class="ttdoc">feasible, or stopped by limit.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00441">linear_solver.h:441</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da0e6873a155f86a4695f463bf8601d05f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da0e6873a155f86a4695f463bf8601d05f">operations_research::MPSolver::NOT_SOLVED</a></div><div class="ttdeci">@ NOT_SOLVED</div><div class="ttdoc">not been solved yet.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00452">linear_solver.h:451</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad">operations_research::MPSolver::OPTIMAL</a></div><div class="ttdeci">@ OPTIMAL</div><div class="ttdoc">optimal.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00439">linear_solver.h:439</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483">operations_research::MPSolver::INFEASIBLE</a></div><div class="ttdeci">@ INFEASIBLE</div><div class="ttdoc">proven infeasible.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00443">linear_solver.h:443</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da6c65123d1b5b01632a477661055b01ef"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da6c65123d1b5b01632a477661055b01ef">operations_research::MPSolver::UNBOUNDED</a></div><div class="ttdeci">@ UNBOUNDED</div><div class="ttdoc">proven unbounded.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00445">linear_solver.h:445</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587dadd7ccc352d727224d39519584ed37cd7"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587dadd7ccc352d727224d39519584ed37cd7">operations_research::MPSolver::ABNORMAL</a></div><div class="ttdeci">@ ABNORMAL</div><div class="ttdoc">abnormal, i.e., error of some kind.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00447">linear_solver.h:447</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587dae071e79c23f061c9dd00ee09519a0031"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587dae071e79c23f061c9dd00ee09519a0031">operations_research::MPSolver::MODEL_INVALID</a></div><div class="ttdeci">@ MODEL_INVALID</div><div class="ttdoc">the model is trivially invalid (NaN coefficients, etc).</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00449">linear_solver.h:449</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a5a1af4aceca49fa23cdeec088394dea4"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a5a1af4aceca49fa23cdeec088394dea4">operations_research::MPSolver::SolveWithProto</a></div><div class="ttdeci">static void SolveWithProto(const MPModelRequest &model_request, MPSolutionResponse *response)</div><div class="ttdoc">Solves the model encoded by a MPModelRequest protocol buffer and fills the solution encoded as a MPSo...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00842">linear_solver.cc:842</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a648a61e30b62b1c17ab1f49fe6c9ed8d"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a648a61e30b62b1c17ab1f49fe6c9ed8d">operations_research::MPSolver::MakeNumVarArray</a></div><div class="ttdeci">void MakeNumVarArray(int nb, double lb, double ub, const std::string &name, std::vector< MPVariable * > *vars)</div><div class="ttdoc">Creates an array of continuous variables.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01160">linear_solver.cc:1160</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a66fd302d0082c74e6dea35ac59784847"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a66fd302d0082c74e6dea35ac59784847">operations_research::MPSolver::MakeVarArray</a></div><div class="ttdeci">void MakeVarArray(int nb, double lb, double ub, bool integer, const std::string &name_prefix, std::vector< MPVariable * > *vars)</div><div class="ttdoc">Creates an array of variables.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01143">linear_solver.cc:1143</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a6fc269e212d7128b9c36540b234708be"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a6fc269e212d7128b9c36540b234708be">operations_research::MPSolver::underlying_solver</a></div><div class="ttdeci">void * underlying_solver()</div><div class="ttdoc">Advanced usage: returns the underlying solver.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00332">linear_solver.cc:332</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">operations_research::MPSolver::OptimizationProblemType</a></div><div class="ttdeci">OptimizationProblemType</div><div class="ttdoc">The type of problems (LP or MIP) that will be solved and the underlying solver (GLOP,...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00189">linear_solver.h:189</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a1a0c61d2ddbf6def6615101b365cee90"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a1a0c61d2ddbf6def6615101b365cee90">operations_research::MPSolver::CLP_LINEAR_PROGRAMMING</a></div><div class="ttdeci">@ CLP_LINEAR_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00192">linear_solver.h:192</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a21a919f23e61f3bdea7509c3887c888f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a21a919f23e61f3bdea7509c3887c888f">operations_research::MPSolver::GLOP_LINEAR_PROGRAMMING</a></div><div class="ttdeci">@ GLOP_LINEAR_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00194">linear_solver.h:194</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a223fb1b5c8d153d5fef50b8d6f0426e9"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a223fb1b5c8d153d5fef50b8d6f0426e9">operations_research::MPSolver::CPLEX_MIXED_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ CPLEX_MIXED_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00206">linear_solver.h:206</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a2b293906a9413ca8a70fa72c47a4bdbc"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a2b293906a9413ca8a70fa72c47a4bdbc">operations_research::MPSolver::KNAPSACK_MIXED_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ KNAPSACK_MIXED_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00220">linear_solver.h:220</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a3097f16057930e83bce90546640bdd82"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a3097f16057930e83bce90546640bdd82">operations_research::MPSolver::XPRESS_LINEAR_PROGRAMMING</a></div><div class="ttdeci">@ XPRESS_LINEAR_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00207">linear_solver.h:207</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a5047ea912234846bb32b30c1dcadf761"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a5047ea912234846bb32b30c1dcadf761">operations_research::MPSolver::GLPK_LINEAR_PROGRAMMING</a></div><div class="ttdeci">@ GLPK_LINEAR_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00193">linear_solver.h:193</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a51726396f358c2e9ff870c3e0e17798a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a51726396f358c2e9ff870c3e0e17798a">operations_research::MPSolver::CPLEX_LINEAR_PROGRAMMING</a></div><div class="ttdeci">@ CPLEX_LINEAR_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00205">linear_solver.h:205</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a51e5ee25b1d77df2bde63950cfe0ab56"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a51e5ee25b1d77df2bde63950cfe0ab56">operations_research::MPSolver::GUROBI_LINEAR_PROGRAMMING</a></div><div class="ttdeci">@ GUROBI_LINEAR_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00203">linear_solver.h:203</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a5a62faa5ec0ffed2abbc2d526bd53286"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a5a62faa5ec0ffed2abbc2d526bd53286">operations_research::MPSolver::XPRESS_MIXED_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ XPRESS_MIXED_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00208">linear_solver.h:208</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a623ab5a721425a45fb724fd82f4bcc09"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a623ab5a721425a45fb724fd82f4bcc09">operations_research::MPSolver::GUROBI_MIXED_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ GUROBI_MIXED_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00204">linear_solver.h:204</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a63c332dd969034f3c3086975a9e23b7e"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a63c332dd969034f3c3086975a9e23b7e">operations_research::MPSolver::BOP_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ BOP_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00212">linear_solver.h:212</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8a83b85675904f261c34c280b2abdcd9ae"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8a83b85675904f261c34c280b2abdcd9ae">operations_research::MPSolver::SCIP_MIXED_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ SCIP_MIXED_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00198">linear_solver.h:198</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8aa12b397b225ca43d143085b619706e18"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8aa12b397b225ca43d143085b619706e18">operations_research::MPSolver::SAT_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ SAT_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00217">linear_solver.h:217</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8ab8fe41e971d897b3ac8a4d3b789003d4"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8ab8fe41e971d897b3ac8a4d3b789003d4">operations_research::MPSolver::GLPK_MIXED_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ GLPK_MIXED_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00199">linear_solver.h:199</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a76c87990aabadd148304b95332a60ff8ad183dc62c63346a3b984b93fbda0137a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8ad183dc62c63346a3b984b93fbda0137a">operations_research::MPSolver::CBC_MIXED_INTEGER_PROGRAMMING</a></div><div class="ttdeci">@ CBC_MIXED_INTEGER_PROGRAMMING</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00200">linear_solver.h:200</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a77083241e8bdb93b619c7b9feaf82dec"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a77083241e8bdb93b619c7b9feaf82dec">operations_research::MPSolver::SetSolverSpecificParametersAsString</a></div><div class="ttdeci">bool SetSolverSpecificParametersAsString(const std::string &parameters)</div><div class="ttdoc">Advanced usage: pass solver specific parameters in text format.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00347">linear_solver.cc:347</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a849bf49baad56df58c018e8ab09456fb"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a849bf49baad56df58c018e8ab09456fb">operations_research::MPSolver::SetNumThreads</a></div><div class="ttdeci">absl::Status SetNumThreads(int num_threads)</div><div class="ttdoc">Sets the number of threads to use by the underlying solver.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00336">linear_solver.cc:336</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a858f72e8c0c03339c8d797d41a6fd4b8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a858f72e8c0c03339c8d797d41a6fd4b8">operations_research::MPSolver::SolverVersion</a></div><div class="ttdeci">std::string SolverVersion() const</div><div class="ttdoc">Returns a string describing the underlying solver and its version.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00328">linear_solver.cc:328</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a8618b250f62af1c96b2f9f7ebbdaa8b6"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a8618b250f62af1c96b2f9f7ebbdaa8b6">operations_research::MPSolver::SupportsCallbacks</a></div><div class="ttdeci">bool SupportsCallbacks() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01606">linear_solver.cc:1606</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a880227c1bbe5a1a2a21796a947804615"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a880227c1bbe5a1a2a21796a947804615">operations_research::MPSolver::ExportModelToProto</a></div><div class="ttdeci">void ExportModelToProto(MPModelProto *output_model) const</div><div class="ttdoc">Exports model to protocol buffer.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00910">linear_solver.cc:910</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a9333144b7d28f68a7537b2ba19a1ba9b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a9333144b7d28f68a7537b2ba19a1ba9b">operations_research::MPSolver::MakeIntVarArray</a></div><div class="ttdeci">void MakeIntVarArray(int nb, double lb, double ub, const std::string &name, std::vector< MPVariable * > *vars)</div><div class="ttdoc">Creates an array of integer variables.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01166">linear_solver.cc:1166</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a942431e14468f0267cd417fabc48f829"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a942431e14468f0267cd417fabc48f829">operations_research::MPSolver::ComputeConstraintActivities</a></div><div class="ttdeci">std::vector< double > ComputeConstraintActivities() const</div><div class="ttdoc">Advanced usage: compute the "activities" of all constraints, which are the sums of their linear terms...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01369">linear_solver.cc:1369</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a9655632a7a05d89fc1562459b26d7955"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a9655632a7a05d89fc1562459b26d7955">operations_research::MPSolver::infinity</a></div><div class="ttdeci">static double infinity()</div><div class="ttdoc">Infinity.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00682">linear_solver.h:682</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a99d93314680536172186038b12cf2d85"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a99d93314680536172186038b12cf2d85">operations_research::MPSolver::ParseSolverType</a></div><div class="ttdeci">static bool ParseSolverType(absl::string_view solver_id, OptimizationProblemType *type)</div><div class="ttdoc">Parses the name of the solver.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00535">linear_solver.cc:535</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a9d3beb2afe4ae647674b054bf29290e2"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a9d3beb2afe4ae647674b054bf29290e2">operations_research::MPSolver::NumVariables</a></div><div class="ttdeci">int NumVariables() const</div><div class="ttdoc">Returns the number of variables.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00298">linear_solver.h:298</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a9df947ed3bb70075e234f8f0f78bc8ee"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a9df947ed3bb70075e234f8f0f78bc8ee">operations_research::MPSolver::ClampSolutionWithinBounds</a></div><div class="ttdeci">absl::Status ClampSolutionWithinBounds()</div><div class="ttdoc">Resets values of out of bound variables to the corresponding bound and returns an error if any of the...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01351">linear_solver.cc:1351</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aa2cb7bd4cf46dda371f91184d6232a44"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aa2cb7bd4cf46dda371f91184d6232a44">operations_research::MPSolver::OwnsVariable</a></div><div class="ttdeci">bool OwnsVariable(const MPVariable *var) const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01543">linear_solver.cc:1543</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aa38b5851203ddc9f64f01b87ad346ea1"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aa38b5851203ddc9f64f01b87ad346ea1">operations_research::MPSolver::nodes</a></div><div class="ttdeci">int64_t nodes() const</div><div class="ttdoc">Returns the number of branch-and-bound nodes evaluated during the solve.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01537">linear_solver.cc:1537</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aa71d36872f416feaa853788a7a7a7ef8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aa71d36872f416feaa853788a7a7a7ef8">operations_research::MPSolver::Clear</a></div><div class="ttdeci">void Clear()</div><div class="ttdoc">Clears the objective (including the optimization direction), all variables and constraints.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01087">linear_solver.cc:1087</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aa9a00625dd56e64b32c97b95445a1b9c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aa9a00625dd56e64b32c97b95445a1b9c">operations_research::MPSolver::ExportModelAsLpFormat</a></div><div class="ttdeci">bool ExportModelAsLpFormat(bool obfuscate, std::string *model_str) const</div><div class="ttdoc">Shortcuts to the homonymous MPModelProtoExporter methods, via exporting to a MPModelProto with Export...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01552">linear_solver.cc:1552</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aaa766a9aa802903bf7a6e5b8fb82c70c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aaa766a9aa802903bf7a6e5b8fb82c70c">operations_research::MPSolver::Write</a></div><div class="ttdeci">void Write(const std::string &file_name)</div><div class="ttdoc">Writes the model using the solver internal write function.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01286">linear_solver.cc:1286</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aadcc43314d8f7efc8021b3946a792735"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aadcc43314d8f7efc8021b3946a792735">operations_research::MPSolver::MakeRowConstraint</a></div><div class="ttdeci">MPConstraint * MakeRowConstraint()</div><div class="ttdoc">Creates a constraint with -infinity and +infinity bounds.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01181">linear_solver.cc:1181</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aaee44c64a12654b08dff20b74702ac6f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aaee44c64a12654b08dff20b74702ac6f">operations_research::MPSolver::SetCallback</a></div><div class="ttdeci">void SetCallback(MPCallback *mp_callback)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01602">linear_solver.cc:1602</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ab0f83070e72cee887e874382ee6d6958"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ab0f83070e72cee887e874382ee6d6958">operations_research::MPSolver::LoadModelFromProto</a></div><div class="ttdeci">MPSolverResponseStatus LoadModelFromProto(const MPModelProto &input_model, std::string *error_message)</div><div class="ttdoc">Loads model from protocol buffer.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00640">linear_solver.cc:640</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ab32654406932f9a6afcf44c4d5a143d2"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ab32654406932f9a6afcf44c4d5a143d2">operations_research::MPSolver::OutputIsEnabled</a></div><div class="ttdeci">bool OutputIsEnabled() const</div><div class="ttdoc">Controls (or queries) the amount of output produced by the underlying solver.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01529">linear_solver.cc:1529</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ab3669577a3f7b00eaf00bbcb0f13da31"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ab3669577a3f7b00eaf00bbcb0f13da31">operations_research::MPSolver::ExportModelAsMpsFormat</a></div><div class="ttdeci">bool ExportModelAsMpsFormat(bool fixed_format, bool obfuscate, std::string *model_str) const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01564">linear_solver.cc:1564</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ab9b8c3ea993ee19fd9cb68fb3240e09f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ab9b8c3ea993ee19fd9cb68fb3240e09f">operations_research::MPSolver::NextSolution</a></div><div class="ttdeci">ABSL_MUST_USE_RESULT bool NextSolution()</div><div class="ttdoc">Some solvers (MIP only, not LP) can produce multiple solutions to the problem.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01600">linear_solver.cc:1600</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_abc0dba97ca1c7e5cabcbe0e13adabca7"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#abc0dba97ca1c7e5cabcbe0e13adabca7">operations_research::MPSolver::MakeVar</a></div><div class="ttdeci">MPVariable * MakeVar(double lb, double ub, bool integer, const std::string &name)</div><div class="ttdoc">Creates a variable with the given bounds, integrality requirement and name.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01115">linear_solver.cc:1115</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_abdb0854fa090b30b7bdad88bc610d18a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#abdb0854fa090b30b7bdad88bc610d18a">operations_research::MPSolver::LookupConstraintOrNull</a></div><div class="ttdeci">MPConstraint * LookupConstraintOrNull(const std::string &constraint_name) const</div><div class="ttdoc">Looks up a constraint by name, and returns nullptr if it does not exist.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00629">linear_solver.cc:629</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ac3c72e696ceb8a3b507139b7a5608e6a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ac3c72e696ceb8a3b507139b7a5608e6a">operations_research::MPSolver::MakeNumVar</a></div><div class="ttdeci">MPVariable * MakeNumVar(double lb, double ub, const std::string &name)</div><div class="ttdoc">Creates a continuous variable.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01129">linear_solver.cc:1129</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ac75b700ead5ff5d0944b5161e6dac9e8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ac75b700ead5ff5d0944b5161e6dac9e8">operations_research::MPSolver::InterruptSolve</a></div><div class="ttdeci">bool InterruptSolve()</div><div class="ttdoc">Interrupts the Solve() execution to terminate processing if possible.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01107">linear_solver.cc:1107</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aca3c14720aba5677f473458f706903a7"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aca3c14720aba5677f473458f706903a7">operations_research::MPSolver::MakeIntVar</a></div><div class="ttdeci">MPVariable * MakeIntVar(double lb, double ub, const std::string &name)</div><div class="ttdoc">Creates an integer variable.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01134">linear_solver.cc:1134</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_acd4056eff31d3008809b2e0b8a823373"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#acd4056eff31d3008809b2e0b8a823373">operations_research::MPSolver::variable</a></div><div class="ttdeci">MPVariable * variable(int index) const</div><div class="ttdoc">Returns the variable at position index.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00309">linear_solver.h:309</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_acdb0e5753d20e4d3ece49a0451d24c4f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#acdb0e5753d20e4d3ece49a0451d24c4f">operations_research::MPSolver::MPSolver</a></div><div class="ttdeci">MPSolver(const std::string &name, OptimizationProblemType problem_type)</div><div class="ttdoc">Create a solver with the given name and underlying solver backend.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00446">linear_solver.cc:446</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_acede9075c58cb2f506c99a9fe6f20303"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#acede9075c58cb2f506c99a9fe6f20303">operations_research::MPSolver::Solve</a></div><div class="ttdeci">ResultStatus Solve()</div><div class="ttdoc">Solves the problem using the default parameter values.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01254">linear_solver.cc:1254</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ad79f6dc56d90d220de25c15f367b888f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ad79f6dc56d90d220de25c15f367b888f">operations_research::MPSolver::EnableOutput</a></div><div class="ttdeci">void EnableOutput()</div><div class="ttdoc">Enables solver logging.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01531">linear_solver.cc:1531</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ae1df08a9aabad59b5d620930126e6d91"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ae1df08a9aabad59b5d620930126e6d91">operations_research::MPSolver::SuppressOutput</a></div><div class="ttdeci">void SuppressOutput()</div><div class="ttdoc">Suppresses solver logging.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01533">linear_solver.cc:1533</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ae233b0f771236fe24ad255830012159f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ae233b0f771236fe24ad255830012159f">operations_research::MPSolver::LoadSolutionFromProto</a></div><div class="ttdeci">absl::Status LoadSolutionFromProto(const MPSolutionResponse &response, double tolerance=kDefaultPrimalTolerance)</div><div class="ttdoc">Load a solution encoded in a protocol buffer onto this solver for easy access via the MPSolver interf...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00999">linear_solver.cc:999</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ae74ce5ecb0dd3b4bcddb31bd59da7089"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ae74ce5ecb0dd3b4bcddb31bd59da7089">operations_research::MPSolver::LoadModelFromProtoWithUniqueNamesOrDie</a></div><div class="ttdeci">MPSolverResponseStatus LoadModelFromProtoWithUniqueNamesOrDie(const MPModelProto &input_model, std::string *error_message)</div><div class="ttdoc">Loads model from protocol buffer.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00653">linear_solver.cc:653</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aee8250cf90d66d569534338248924469"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aee8250cf90d66d569534338248924469">operations_research::MPSolver::ProblemType</a></div><div class="ttdeci">virtual OptimizationProblemType ProblemType() const</div><div class="ttdoc">Returns the optimization problem type set at construction.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00286">linear_solver.h:286</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_af6783202a9ddce92d4a057f4908f8ebb"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#af6783202a9ddce92d4a057f4908f8ebb">operations_research::MPSolver::~MPSolver</a></div><div class="ttdeci">virtual ~MPSolver()</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00458">linear_solver.cc:458</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_afd922eb2bef96597c426557a8056f76d"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">operations_research::MPSolver::BasisStatus</a></div><div class="ttdeci">BasisStatus</div><div class="ttdoc">Advanced usage: possible basis status values for a variable and the slack variable of a linear constr...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00654">linear_solver.h:654</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">operations_research::MPSolver::FREE</a></div><div class="ttdeci">@ FREE</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00655">linear_solver.h:655</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_aff1d83614c47aa9934d4f9312e6056d4"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#aff1d83614c47aa9934d4f9312e6056d4">operations_research::MPSolver::SetTimeLimit</a></div><div class="ttdeci">void SetTimeLimit(absl::Duration time_limit)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00701">linear_solver.h:701</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html">operations_research::MPSolverInterface</a></div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01520">linear_solver.h:1520</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a00702c91c05e08d41f4ef3aad18307e5"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a00702c91c05e08d41f4ef3aad18307e5">operations_research::MPSolverInterface::~MPSolverInterface</a></div><div class="ttdeci">virtual ~MPSolverInterface()</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01655">linear_solver.cc:1655</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a084d42f2437a4d0666990dc4681e68ec"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a084d42f2437a4d0666990dc4681e68ec">operations_research::MPSolverInterface::best_objective_bound</a></div><div class="ttdeci">double best_objective_bound() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01724">linear_solver.cc:1724</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a0ea9032aa55fa7d334dc01fcc0579ff4"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a0ea9032aa55fa7d334dc01fcc0579ff4">operations_research::MPSolverInterface::SetLpAlgorithm</a></div><div class="ttdeci">virtual void SetLpAlgorithm(int value)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a12cee0b1a4374aaa9962daa50be5bded"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a12cee0b1a4374aaa9962daa50be5bded">operations_research::MPSolverInterface::SetIntegerParamToUnsupportedValue</a></div><div class="ttdeci">virtual void SetIntegerParamToUnsupportedValue(MPSolverParameters::IntegerParam param, int value)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01798">linear_solver.cc:1798</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a14a06e70f2c7ae73a4058a5440c302f8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a14a06e70f2c7ae73a4058a5440c302f8">operations_research::MPSolverInterface::ExtractObjective</a></div><div class="ttdeci">virtual void ExtractObjective()=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a1951547f7333b72da9e7ed9cf61ef129"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a1951547f7333b72da9e7ed9cf61ef129">operations_research::MPSolverInterface::SetUnsupportedDoubleParam</a></div><div class="ttdeci">void SetUnsupportedDoubleParam(MPSolverParameters::DoubleParam param)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01785">linear_solver.cc:1785</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a1e25beec6d6dc2350ef52ce383048760"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a1e25beec6d6dc2350ef52ce383048760">operations_research::MPSolverInterface::ExtractNewVariables</a></div><div class="ttdeci">virtual void ExtractNewVariables()=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a2ab7b415cdf146b96aa68a91870608d2"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">operations_research::MPSolverInterface::result_status_</a></div><div class="ttdeci">MPSolver::ResultStatus result_status_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01723">linear_solver.h:1723</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a2cb8082675772ca81d04e87b6f4b1c8b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a2cb8082675772ca81d04e87b6f4b1c8b">operations_research::MPSolverInterface::kDummyVariableIndex</a></div><div class="ttdeci">static const int kDummyVariableIndex</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01743">linear_solver.h:1743</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a315d9a97f1e37fd6773f8312aedc5c93"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">operations_research::MPSolverInterface::InvalidateSolutionSynchronization</a></div><div class="ttdeci">void InvalidateSolutionSynchronization()</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01742">linear_solver.cc:1742</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a3f09fb4ef39e8d4ab6607b61aeaa0a2b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">operations_research::MPSolverInterface::solver_</a></div><div class="ttdeci">MPSolver *const solver_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01718">linear_solver.h:1718</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a40c40e3b24a8874fb084ad6d19893e73"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a40c40e3b24a8874fb084ad6d19893e73">operations_research::MPSolverInterface::SetMIPParameters</a></div><div class="ttdeci">void SetMIPParameters(const MPSolverParameters &param)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01778">linear_solver.cc:1778</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a42d79af323cdc77e77c19ee22f9e3aa9"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">operations_research::MPSolverInterface::last_constraint_index_</a></div><div class="ttdeci">int last_constraint_index_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01728">linear_solver.h:1728</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a4544138013b96f9cf723de8bd8529027"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a4544138013b96f9cf723de8bd8529027">operations_research::MPSolverInterface::IsContinuous</a></div><div class="ttdeci">virtual bool IsContinuous() const =0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a4eef77bb51bde41e69bed87ea44b86e1"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a4eef77bb51bde41e69bed87ea44b86e1">operations_research::MPSolverInterface::ComputeExactConditionNumber</a></div><div class="ttdeci">virtual double ComputeExactConditionNumber() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01748">linear_solver.cc:1748</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a50c6e8d07ddce72da8f1234559e6e043"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a50c6e8d07ddce72da8f1234559e6e043">operations_research::MPSolverInterface::Write</a></div><div class="ttdeci">virtual void Write(const std::string &filename)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01657">linear_solver.cc:1657</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a53f5f570e32963701a4b3fb0f82f75fc"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a53f5f570e32963701a4b3fb0f82f75fc">operations_research::MPSolverInterface::MPSolverInterface</a></div><div class="ttdeci">MPSolverInterface(MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01644">linear_solver.cc:1644</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a59bc4e0d53dc2b904c7bee672403c0eb"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a59bc4e0d53dc2b904c7bee672403c0eb">operations_research::MPSolverInterface::constraint_is_extracted</a></div><div class="ttdeci">bool constraint_is_extracted(int ct_index) const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01664">linear_solver.h:1664</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a643e4f27de9cb198fbd7e7fca79a1f8d"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a643e4f27de9cb198fbd7e7fca79a1f8d">operations_research::MPSolverInterface::SetVariableBounds</a></div><div class="ttdeci">virtual void SetVariableBounds(int index, double lb, double ub)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a65a79c9a017961ace540693943e11d8a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a65a79c9a017961ace540693943e11d8a">operations_research::MPSolverInterface::SetPrimalTolerance</a></div><div class="ttdeci">virtual void SetPrimalTolerance(double value)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a6747907b6984aaef88bf65816623cb8c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a6747907b6984aaef88bf65816623cb8c">operations_research::MPSolverInterface::BranchingPriorityChangedForVariable</a></div><div class="ttdeci">virtual void BranchingPriorityChangedForVariable(int var_index)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01611">linear_solver.h:1611</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a6c05b038e53c3a96af3715193c9b9e9b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a6c05b038e53c3a96af3715193c9b9e9b">operations_research::MPSolverInterface::SetRelativeMipGap</a></div><div class="ttdeci">virtual void SetRelativeMipGap(double value)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a6e75ff5a6525adc2eb42552c6f475b7a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a6e75ff5a6525adc2eb42552c6f475b7a">operations_research::MPSolverInterface::best_objective_bound_</a></div><div class="ttdeci">double best_objective_bound_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01736">linear_solver.h:1736</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a6efd8d7f237fb4c388b71b94a5d10fd5"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a6efd8d7f237fb4c388b71b94a5d10fd5">operations_research::MPSolverInterface::SetOptimizationDirection</a></div><div class="ttdeci">virtual void SetOptimizationDirection(bool maximize)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a77083241e8bdb93b619c7b9feaf82dec"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a77083241e8bdb93b619c7b9feaf82dec">operations_research::MPSolverInterface::SetSolverSpecificParametersAsString</a></div><div class="ttdeci">virtual bool SetSolverSpecificParametersAsString(const std::string &parameters)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01809">linear_solver.cc:1809</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a778ef8300eb8137f21ea4e5558a5013c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a778ef8300eb8137f21ea4e5558a5013c">operations_research::MPSolverInterface::column_status</a></div><div class="ttdeci">virtual MPSolver::BasisStatus column_status(int variable_index) const =0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a7d6d720fac90b7eec9bff89444ef059d"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a7d6d720fac90b7eec9bff89444ef059d">operations_research::MPSolverInterface::ExtractNewConstraints</a></div><div class="ttdeci">virtual void ExtractNewConstraints()=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a7f7ed720a6606bc043dee234ca156fc0"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a7f7ed720a6606bc043dee234ca156fc0">operations_research::MPSolverInterface::row_status</a></div><div class="ttdeci">virtual MPSolver::BasisStatus row_status(int constraint_index) const =0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a81ef93fee7111fcc116feecc0d9ee204"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a81ef93fee7111fcc116feecc0d9ee204">operations_research::MPSolverInterface::SolverVersion</a></div><div class="ttdeci">virtual std::string SolverVersion() const =0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a849bf49baad56df58c018e8ab09456fb"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a849bf49baad56df58c018e8ab09456fb">operations_research::MPSolverInterface::SetNumThreads</a></div><div class="ttdeci">virtual absl::Status SetNumThreads(int num_threads)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01804">linear_solver.cc:1804</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a84f066c304d8bcbb9567be094feb9b08"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a84f066c304d8bcbb9567be094feb9b08">operations_research::MPSolverInterface::objective_value</a></div><div class="ttdeci">double objective_value() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01719">linear_solver.cc:1719</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a88df1fe8e8f2cf9ad859a4f7a6f0d056"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a88df1fe8e8f2cf9ad859a4f7a6f0d056">operations_research::MPSolverInterface::last_variable_index</a></div><div class="ttdeci">int last_variable_index() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01656">linear_solver.h:1656</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a89fb46bd2d332732124e7f9cef5ac311"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a89fb46bd2d332732124e7f9cef5ac311">operations_research::MPSolverInterface::ClearConstraint</a></div><div class="ttdeci">virtual void ClearConstraint(MPConstraint *const constraint)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a8da48eff5b28feb8b66ba111af16a974"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">operations_research::MPSolverInterface::CheckSolutionIsSynchronizedAndExists</a></div><div class="ttdeci">bool CheckSolutionIsSynchronizedAndExists() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01638">linear_solver.h:1638</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a8de44e2ad146c09314404500cde2f645"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a8de44e2ad146c09314404500cde2f645">operations_research::MPSolverInterface::CheckSolutionIsSynchronized</a></div><div class="ttdeci">bool CheckSolutionIsSynchronized() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01697">linear_solver.cc:1697</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a90dfd7afde9945bf985c3ad081c74da8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a90dfd7afde9945bf985c3ad081c74da8">operations_research::MPSolverInterface::CheckSolutionExists</a></div><div class="ttdeci">virtual bool CheckSolutionExists() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01709">linear_solver.cc:1709</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a95c0df997af0e71273533db8a3285bc1"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a95c0df997af0e71273533db8a3285bc1">operations_research::MPSolverInterface::SetObjectiveOffset</a></div><div class="ttdeci">virtual void SetObjectiveOffset(double value)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e">operations_research::MPSolverInterface::SOLUTION_SYNCHRONIZED</a></div><div class="ttdeci">@ SOLUTION_SYNCHRONIZED</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01533">linear_solver.h:1532</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a98638775910339c916ce033cbe60257da22054edb527b75998eccfbfd075dbd92"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da22054edb527b75998eccfbfd075dbd92">operations_research::MPSolverInterface::MODEL_SYNCHRONIZED</a></div><div class="ttdeci">@ MODEL_SYNCHRONIZED</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01529">linear_solver.h:1529</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">operations_research::MPSolverInterface::MUST_RELOAD</a></div><div class="ttdeci">@ MUST_RELOAD</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01525">linear_solver.h:1525</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_aa83a7b3f61fb55d22d1aa9aac0be4a7c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">operations_research::MPSolverInterface::last_variable_index_</a></div><div class="ttdeci">int last_variable_index_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01730">linear_solver.h:1730</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_aa86377bb63658e23dad3d2d35459c351"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#aa86377bb63658e23dad3d2d35459c351">operations_research::MPSolverInterface::SetVariableInteger</a></div><div class="ttdeci">virtual void SetVariableInteger(int index, bool integer)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_ab2b08a14c8c4d2242558d3fa6a436e8c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#ab2b08a14c8c4d2242558d3fa6a436e8c">operations_research::MPSolverInterface::ResetExtractionInformation</a></div><div class="ttdeci">void ResetExtractionInformation()</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01689">linear_solver.cc:1689</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_ab8bd6c2ebc0fe292221efda5c39de361"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#ab8bd6c2ebc0fe292221efda5c39de361">operations_research::MPSolverInterface::ClearObjective</a></div><div class="ttdeci">virtual void ClearObjective()=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_ab98fea2f5c1fd6b9b139aae267a143a8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">operations_research::MPSolverInterface::variable_is_extracted</a></div><div class="ttdeci">bool variable_is_extracted(int var_index) const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01658">linear_solver.h:1658</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_abc7994a741ef4c01ab29ccca957b833b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#abc7994a741ef4c01ab29ccca957b833b">operations_research::MPSolverInterface::IsMIP</a></div><div class="ttdeci">virtual bool IsMIP() const =0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_abefecfbabdfc67d54a8b74d7acd6a0b8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#abefecfbabdfc67d54a8b74d7acd6a0b8">operations_research::MPSolverInterface::SetDualTolerance</a></div><div class="ttdeci">virtual void SetDualTolerance(double value)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_acbc02ef75e382aa8a252539093733870"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#acbc02ef75e382aa8a252539093733870">operations_research::MPSolverInterface::SetPresolveMode</a></div><div class="ttdeci">virtual void SetPresolveMode(int value)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_acfc10005cc5c154f193ecf163ba7a646"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#acfc10005cc5c154f193ecf163ba7a646">operations_research::MPSolverInterface::SetUnsupportedIntegerParam</a></div><div class="ttdeci">virtual void SetUnsupportedIntegerParam(MPSolverParameters::IntegerParam param)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01789">linear_solver.cc:1789</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_ad5d09a69c6c8c8eea9311b0513628683"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">operations_research::MPSolverInterface::maximize_</a></div><div class="ttdeci">bool maximize_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01725">linear_solver.h:1725</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_adc355918af24f83e2d2775d9dc67c9ff"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#adc355918af24f83e2d2775d9dc67c9ff">operations_research::MPSolverInterface::SetCoefficient</a></div><div class="ttdeci">virtual void SetCoefficient(MPConstraint *const constraint, const MPVariable *const variable, double new_value, double old_value)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_adf90730f9428d81b72ed6d8955f31f17"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#adf90730f9428d81b72ed6d8955f31f17">operations_research::MPSolverInterface::SetObjectiveCoefficient</a></div><div class="ttdeci">virtual void SetObjectiveCoefficient(const MPVariable *const variable, double coefficient)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_ae3c9feaac5534229d873d1bfdf03df24"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#ae3c9feaac5534229d873d1bfdf03df24">operations_research::MPSolverInterface::SetDoubleParamToUnsupportedValue</a></div><div class="ttdeci">void SetDoubleParamToUnsupportedValue(MPSolverParameters::DoubleParam param, double value)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01793">linear_solver.cc:1793</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_af093ce79e6a0d2e334ebe94579003de6"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#af093ce79e6a0d2e334ebe94579003de6">operations_research::MPSolverInterface::objective_value_</a></div><div class="ttdeci">double objective_value_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01733">linear_solver.h:1733</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_af2ba2ba5c87fc539dd81b4366e1c11a7"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#af2ba2ba5c87fc539dd81b4366e1c11a7">operations_research::MPSolverInterface::SetConstraintBounds</a></div><div class="ttdeci">virtual void SetConstraintBounds(int index, double lb, double ub)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_af8505c2f03b5b90c1080452e26397275"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#af8505c2f03b5b90c1080452e26397275">operations_research::MPSolverInterface::SetCommonParameters</a></div><div class="ttdeci">void SetCommonParameters(const MPSolverParameters &param)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01757">linear_solver.cc:1757</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_afb4493b8573d16e076059c755d2213b0"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#afb4493b8573d16e076059c755d2213b0">operations_research::MPSolverInterface::ExtractModel</a></div><div class="ttdeci">void ExtractModel()</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01661">linear_solver.cc:1661</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_afbef7ee46d807e084dcf1fca7a4de2e7"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">operations_research::MPSolverInterface::sync_status_</a></div><div class="ttdeci">SynchronizationStatus sync_status_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01720">linear_solver.h:1720</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html">operations_research::MPSolverParameters</a></div><div class="ttdoc">This class stores parameter settings for LP and MIP solvers.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01364">linear_solver.h:1364</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a016e9dcdc549105df6e8ceb5b1933ae5"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a016e9dcdc549105df6e8ceb5b1933ae5">operations_research::MPSolverParameters::kDefaultRelativeMipGap</a></div><div class="ttdeci">static const double kDefaultRelativeMipGap</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01446">linear_solver.h:1446</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a0623b9007b18f0e4bb078fb6eb4dadaa"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a0623b9007b18f0e4bb078fb6eb4dadaa">operations_research::MPSolverParameters::kUnknownIntegerParamValue</a></div><div class="ttdeci">static const int kUnknownIntegerParamValue</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01439">linear_solver.h:1439</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a09343ed6dde3059443fe6f4caa16e986"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a09343ed6dde3059443fe6f4caa16e986">operations_research::MPSolverParameters::ResetIntegerParam</a></div><div class="ttdeci">void ResetIntegerParam(MPSolverParameters::IntegerParam param)</div><div class="ttdoc">Sets an integer parameter to its default value (default value defined in MPSolverParameters if it exi...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01933">linear_solver.cc:1933</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a1816929ef3ed29e5884291472b1b8739"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a1816929ef3ed29e5884291472b1b8739">operations_research::MPSolverParameters::SetDoubleParam</a></div><div class="ttdeci">void SetDoubleParam(MPSolverParameters::DoubleParam param, double value)</div><div class="ttdoc">Sets a double parameter to a specific value.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01849">linear_solver.cc:1849</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a215b66c2ff063ffbf5b538ee402304cb"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cb">operations_research::MPSolverParameters::IncrementalityValues</a></div><div class="ttdeci">IncrementalityValues</div><div class="ttdoc">Advanced usage: Incrementality options.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01413">linear_solver.h:1413</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a215b66c2ff063ffbf5b538ee402304cba01f385fe2acfe85efe038aa62b31edfb"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cba01f385fe2acfe85efe038aa62b31edfb">operations_research::MPSolverParameters::INCREMENTALITY_OFF</a></div><div class="ttdeci">@ INCREMENTALITY_OFF</div><div class="ttdoc">Start solve from scratch.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01415">linear_solver.h:1415</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a215b66c2ff063ffbf5b538ee402304cba34d17de87fc7339e07256ca5319dfa67"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cba34d17de87fc7339e07256ca5319dfa67">operations_research::MPSolverParameters::INCREMENTALITY_ON</a></div><div class="ttdeci">@ INCREMENTALITY_ON</div><div class="ttdoc">Reuse results from previous solve as much as the underlying solver allows.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01422">linear_solver.h:1421</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a25a1112e410b183f49ef4ce8da1bdc74a62fd26c37f80b6aabec3b463c55a1c85"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a25a1112e410b183f49ef4ce8da1bdc74a62fd26c37f80b6aabec3b463c55a1c85">operations_research::MPSolverParameters::SCALING_ON</a></div><div class="ttdeci">@ SCALING_ON</div><div class="ttdoc">Scaling is on.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01430">linear_solver.h:1429</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a25a1112e410b183f49ef4ce8da1bdc74ab3f9de74d2d20c2eebcec60b7273d485"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a25a1112e410b183f49ef4ce8da1bdc74ab3f9de74d2d20c2eebcec60b7273d485">operations_research::MPSolverParameters::SCALING_OFF</a></div><div class="ttdeci">@ SCALING_OFF</div><div class="ttdoc">Scaling is off.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01427">linear_solver.h:1427</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a2efecb72c616192403a769b98e51ec19"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a2efecb72c616192403a769b98e51ec19">operations_research::MPSolverParameters::kDefaultIncrementality</a></div><div class="ttdeci">static const IncrementalityValues kDefaultIncrementality</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01450">linear_solver.h:1450</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a372de693ad40b3f42839c8ec6ac845f4"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a372de693ad40b3f42839c8ec6ac845f4">operations_research::MPSolverParameters::Reset</a></div><div class="ttdeci">void Reset()</div><div class="ttdoc">Sets all parameters to their default value.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01958">linear_solver.cc:1958</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a397e8c8da87415d5408e2dd5ec3e9932"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932">operations_research::MPSolverParameters::DoubleParam</a></div><div class="ttdeci">DoubleParam</div><div class="ttdoc">Enumeration of parameters that take continuous values.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01367">linear_solver.h:1367</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a397e8c8da87415d5408e2dd5ec3e9932a184546f243ecb7d9be48659f8be82992"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a184546f243ecb7d9be48659f8be82992">operations_research::MPSolverParameters::DUAL_TOLERANCE</a></div><div class="ttdeci">@ DUAL_TOLERANCE</div><div class="ttdoc">Advanced usage: tolerance for dual feasibility of basic solutions.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01380">linear_solver.h:1379</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a397e8c8da87415d5408e2dd5ec3e9932a8c7c9aed0dcd36fc9a9af2fab295caf3"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932a8c7c9aed0dcd36fc9a9af2fab295caf3">operations_research::MPSolverParameters::PRIMAL_TOLERANCE</a></div><div class="ttdeci">@ PRIMAL_TOLERANCE</div><div class="ttdoc">Advanced usage: tolerance for primal feasibility of basic solutions.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01377">linear_solver.h:1377</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a397e8c8da87415d5408e2dd5ec3e9932af5546ac8a26f50d8798bf634598a7eba"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a397e8c8da87415d5408e2dd5ec3e9932af5546ac8a26f50d8798bf634598a7eba">operations_research::MPSolverParameters::RELATIVE_MIP_GAP</a></div><div class="ttdeci">@ RELATIVE_MIP_GAP</div><div class="ttdoc">Limit for relative MIP gap.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01369">linear_solver.h:1369</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a4891c3a4994cbf057dd7ad15c58c2809"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a4891c3a4994cbf057dd7ad15c58c2809">operations_research::MPSolverParameters::kDefaultPresolve</a></div><div class="ttdeci">static const PresolveValues kDefaultPresolve</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01449">linear_solver.h:1449</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a692014f815d7927760762b046675f658"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a692014f815d7927760762b046675f658">operations_research::MPSolverParameters::GetDoubleParam</a></div><div class="ttdeci">double GetDoubleParam(MPSolverParameters::DoubleParam param) const</div><div class="ttdoc">Returns the value of a double parameter.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01968">linear_solver.cc:1968</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a6a912e59104bf30bee9f5e3f35bc0281"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a6a912e59104bf30bee9f5e3f35bc0281">operations_research::MPSolverParameters::kDefaultDualTolerance</a></div><div class="ttdeci">static const double kDefaultDualTolerance</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01448">linear_solver.h:1448</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a6e06b5be8dccaff140e14a5f71fa64df"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a6e06b5be8dccaff140e14a5f71fa64df">operations_research::MPSolverParameters::kUnknownDoubleParamValue</a></div><div class="ttdeci">static const double kUnknownDoubleParamValue</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01438">linear_solver.h:1438</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a7319655592ea63d50ef2a6645e309784"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784">operations_research::MPSolverParameters::IntegerParam</a></div><div class="ttdeci">IntegerParam</div><div class="ttdoc">Enumeration of parameters that take integer or categorical values.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01383">linear_solver.h:1383</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b">operations_research::MPSolverParameters::LP_ALGORITHM</a></div><div class="ttdeci">@ LP_ALGORITHM</div><div class="ttdoc">Algorithm to solve linear programs.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01387">linear_solver.h:1387</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a7319655592ea63d50ef2a6645e309784a4d52eb956c0c02b9cbc37720f27abbb0"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a4d52eb956c0c02b9cbc37720f27abbb0">operations_research::MPSolverParameters::SCALING</a></div><div class="ttdeci">@ SCALING</div><div class="ttdoc">Advanced usage: enable or disable matrix scaling.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01392">linear_solver.h:1391</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403">operations_research::MPSolverParameters::PRESOLVE</a></div><div class="ttdeci">@ PRESOLVE</div><div class="ttdoc">Advanced usage: presolve mode.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01385">linear_solver.h:1385</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff">operations_research::MPSolverParameters::INCREMENTALITY</a></div><div class="ttdeci">@ INCREMENTALITY</div><div class="ttdoc">Advanced usage: incrementality from one solve to the next.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01389">linear_solver.h:1389</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a79b59c0c868544afdaa05d89c8f8541fa95aac881295562f873fc2ce46a8b8b1b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541fa95aac881295562f873fc2ce46a8b8b1b">operations_research::MPSolverParameters::DUAL</a></div><div class="ttdeci">@ DUAL</div><div class="ttdoc">Dual simplex.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01405">linear_solver.h:1405</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a79b59c0c868544afdaa05d89c8f8541fab6a6dd2cfc5b8fd6060e8a50573bb3ee"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541fab6a6dd2cfc5b8fd6060e8a50573bb3ee">operations_research::MPSolverParameters::PRIMAL</a></div><div class="ttdeci">@ PRIMAL</div><div class="ttdoc">Primal simplex.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01407">linear_solver.h:1407</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a79b59c0c868544afdaa05d89c8f8541faef10b8804992b6a16960332346c21493"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541faef10b8804992b6a16960332346c21493">operations_research::MPSolverParameters::BARRIER</a></div><div class="ttdeci">@ BARRIER</div><div class="ttdoc">Barrier algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01410">linear_solver.h:1409</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ad01b184e1c49d8aabd15a268ff976ac8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8">operations_research::MPSolverParameters::PresolveValues</a></div><div class="ttdeci">PresolveValues</div><div class="ttdoc">For each categorical parameter, enumeration of possible values.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01395">linear_solver.h:1395</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ad01b184e1c49d8aabd15a268ff976ac8a3b48e7f264e3228b1494312657fd611a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a3b48e7f264e3228b1494312657fd611a">operations_research::MPSolverParameters::PRESOLVE_ON</a></div><div class="ttdeci">@ PRESOLVE_ON</div><div class="ttdoc">Presolve is on.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01400">linear_solver.h:1399</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ad01b184e1c49d8aabd15a268ff976ac8a9d70aea1ff48f145644d82953fd4322a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a9d70aea1ff48f145644d82953fd4322a">operations_research::MPSolverParameters::PRESOLVE_OFF</a></div><div class="ttdeci">@ PRESOLVE_OFF</div><div class="ttdoc">Presolve is off.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01397">linear_solver.h:1397</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ad7c866ce738bfb6ac5fcee91fed998ed"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ad7c866ce738bfb6ac5fcee91fed998ed">operations_research::MPSolverParameters::kDefaultIntegerParamValue</a></div><div class="ttdeci">static const int kDefaultIntegerParamValue</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01435">linear_solver.h:1435</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ad8ba7aa861c60e1fcd1b8b0eadcbdb7f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ad8ba7aa861c60e1fcd1b8b0eadcbdb7f">operations_research::MPSolverParameters::kDefaultPrimalTolerance</a></div><div class="ttdeci">static const double kDefaultPrimalTolerance</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01447">linear_solver.h:1447</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ae189b253817210ee7e605b089ccf47e4"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ae189b253817210ee7e605b089ccf47e4">operations_research::MPSolverParameters::SetIntegerParam</a></div><div class="ttdeci">void SetIntegerParam(MPSolverParameters::IntegerParam param, int value)</div><div class="ttdoc">Sets a integer parameter to a specific value.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01870">linear_solver.cc:1870</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ae80ed8b6fcbcb848b18d657d62c26522"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ae80ed8b6fcbcb848b18d657d62c26522">operations_research::MPSolverParameters::kDefaultDoubleParamValue</a></div><div class="ttdeci">static const double kDefaultDoubleParamValue</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01434">linear_solver.h:1434</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_aeae0a6e1e84d015690573b08d62b1395"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#aeae0a6e1e84d015690573b08d62b1395">operations_research::MPSolverParameters::GetIntegerParam</a></div><div class="ttdeci">int GetIntegerParam(MPSolverParameters::IntegerParam param) const</div><div class="ttdoc">Returns the value of an integer parameter.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01987">linear_solver.cc:1987</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_aeeef6511f130ba8a9db2c308dbeada5c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#aeeef6511f130ba8a9db2c308dbeada5c">operations_research::MPSolverParameters::MPSolverParameters</a></div><div class="ttdeci">MPSolverParameters()</div><div class="ttdoc">The constructor sets all parameters to their default value.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01839">linear_solver.cc:1839</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_af89ed33216d227599a7752bc0dc97ce3"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#af89ed33216d227599a7752bc0dc97ce3">operations_research::MPSolverParameters::ResetDoubleParam</a></div><div class="ttdeci">void ResetDoubleParam(MPSolverParameters::DoubleParam param)</div><div class="ttdoc">Sets a double parameter to its default value (default value defined in MPSolverParameters if it exist...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01912">linear_solver.cc:1912</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html">operations_research::MPVariable</a></div><div class="ttdoc">The class for variables of a Mathematical Programming (MP) model.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01056">linear_solver.h:1056</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_a02bfb5cd5deeb2d5149f6976ee0456d6"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#a02bfb5cd5deeb2d5149f6976ee0456d6">operations_research::MPVariable::SetBounds</a></div><div class="ttdeci">void SetBounds(double lb, double ub)</div><div class="ttdoc">Sets both the lower and upper bounds.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00300">linear_solver.cc:300</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_a087c614accae43de9e770a7731d09892"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#a087c614accae43de9e770a7731d09892">operations_research::MPVariable::unrounded_solution_value</a></div><div class="ttdeci">double unrounded_solution_value() const</div><div class="ttdoc">Advanced usage: unrounded solution value.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00274">linear_solver.cc:274</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_a3977d5bfced39e6ccd075056317bbb3a"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#a3977d5bfced39e6ccd075056317bbb3a">operations_research::MPVariable::set_solution_value</a></div><div class="ttdeci">void set_solution_value(double value)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01160">linear_solver.h:1160</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_a3c4f59b6127589d61780ecaa2acdab76"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#a3c4f59b6127589d61780ecaa2acdab76">operations_research::MPVariable::SetBranchingPriority</a></div><div class="ttdeci">void SetBranchingPriority(int priority)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00318">linear_solver.cc:318</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_a570e7e2c973cc96bedb0db08f5e062e3"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#a570e7e2c973cc96bedb0db08f5e062e3">operations_research::MPVariable::ub</a></div><div class="ttdeci">double ub() const</div><div class="ttdoc">Returns the upper bound.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01083">linear_solver.h:1083</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_a7a302239fbb1f938a513636a6c7a3e2d"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#a7a302239fbb1f938a513636a6c7a3e2d">operations_research::MPVariable::reduced_cost</a></div><div class="ttdeci">double reduced_cost() const</div><div class="ttdoc">Advanced usage: returns the reduced cost of the variable in the current solution (only available for ...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00279">linear_solver.cc:279</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_a94743823a7ad3c565902fcf7956d4ae2"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#a94743823a7ad3c565902fcf7956d4ae2">operations_research::MPVariable::SetInteger</a></div><div class="ttdeci">void SetInteger(bool integer)</div><div class="ttdoc">Sets the integrality requirement of the variable.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00309">linear_solver.cc:309</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_abc6bcaac179c603ad3386fa7449c86a7"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#abc6bcaac179c603ad3386fa7449c86a7">operations_research::MPVariable::integer</a></div><div class="ttdeci">bool integer() const</div><div class="ttdoc">Returns the integrality requirement of the variable.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01065">linear_solver.h:1065</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_acca41811e8aaab0112b987749c0ecb93"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">operations_research::MPVariable::index</a></div><div class="ttdeci">int index() const</div><div class="ttdoc">Returns the index of the variable in the MPSolver::variables_.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01077">linear_solver.h:1077</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_accc4f1882f13ad57ef6bbe8fbe5d365d"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#accc4f1882f13ad57ef6bbe8fbe5d365d">operations_research::MPVariable::lb</a></div><div class="ttdeci">double lb() const</div><div class="ttdoc">Returns the lower bound.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01080">linear_solver.h:1080</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_ad8227ba86a01f26e4f173cd5e219d5d1"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#ad8227ba86a01f26e4f173cd5e219d5d1">operations_research::MPVariable::name</a></div><div class="ttdeci">const std::string & name() const</div><div class="ttdoc">Returns the name of the variable.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01059">linear_solver.h:1059</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_adf1a0cc6a3736f3db9880392efe02f0e"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#adf1a0cc6a3736f3db9880392efe02f0e">operations_research::MPVariable::solution_value</a></div><div class="ttdeci">double solution_value() const</div><div class="ttdoc">Returns the value of the variable in the current solution.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00265">linear_solver.cc:265</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_aecd5fee61b6013b1207c2ea622c849b5"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#aecd5fee61b6013b1207c2ea622c849b5">operations_research::MPVariable::basis_status</a></div><div class="ttdeci">MPSolver::BasisStatus basis_status() const</div><div class="ttdoc">Advanced usage: returns the basis status of the variable in the current solution (only available for ...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00288">linear_solver.cc:288</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_propagation_base_object_html_a1d89c28bd42ba9a52da008bb69367171"><div class="ttname"><a href="classoperations__research_1_1_propagation_base_object.html#a1d89c28bd42ba9a52da008bb69367171">operations_research::PropagationBaseObject::name</a></div><div class="ttdeci">virtual std::string name() const</div><div class="ttdoc">Object naming.</div><div class="ttdef"><b>Definition:</b> <a href="constraint__solver_8cc_source.html#l02510">constraint_solver.cc:2510</a></div></div>
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<div class="ttc" id="acommandlineflags_8h_html"><div class="ttname"><a href="commandlineflags_8h.html">commandlineflags.h</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a></div><div class="ttdeci">SatParameters parameters</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00108">cp_model_fz_solver.cc:108</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_aed003f5eb5197bc586b7ef2c36a63da2"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a></div><div class="ttdeci">CpModelProto proto</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00107">cp_model_fz_solver.cc:107</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_abcd33b18ce6d5a90a4ba5c37cfa58829"><div class="ttname"><a href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a></div><div class="ttdeci">SharedResponseManager * response</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02154">cp_model_solver.cc:2154</a></div></div>
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<div class="ttc" id="ademon__profiler_8cc_html_a05da18ca9c7b657a4a6ea24e07c9b695"><div class="ttname"><a href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a></div><div class="ttdeci">const Constraint * ct</div><div class="ttdef"><b>Definition:</b> <a href="demon__profiler_8cc_source.html#l00043">demon_profiler.cc:43</a></div></div>
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<div class="ttc" id="ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514"><div class="ttname"><a href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a></div><div class="ttdeci">int64_t value</div><div class="ttdef"><b>Definition:</b> <a href="demon__profiler_8cc_source.html#l00044">demon_profiler.cc:44</a></div></div>
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<div class="ttc" id="aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465"><div class="ttname"><a href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a></div><div class="ttdeci">IntVar * var</div><div class="ttdef"><b>Definition:</b> <a href="expr__array_8cc_source.html#l01874">expr_array.cc:1874</a></div></div>
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<div class="ttc" id="afp__utils_8h_html"><div class="ttname"><a href="fp__utils_8h.html">fp_utils.h</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html"><div class="ttname"><a href="integral__types_8h.html">integral_types.h</a></div></div>
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<div class="ttc" id="alinear__solver_2model__validator_8h_html"><div class="ttname"><a href="linear__solver_2model__validator_8h.html">model_validator.h</a></div></div>
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<div class="ttc" id="alinear__solver_8cc_html_a82e2a7e0f28d620da677073b6b24574b"><div class="ttname"><a href="linear__solver_8cc.html#a82e2a7e0f28d620da677073b6b24574b">name</a></div><div class="ttdeci">absl::string_view name</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00507">linear_solver.cc:507</a></div></div>
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<div class="ttc" id="alinear__solver_8cc_html_ac5be9926d9754d7c813277a5fe759589"><div class="ttname"><a href="linear__solver_8cc.html#ac5be9926d9754d7c813277a5fe759589">ABSL_FLAG</a></div><div class="ttdeci">ABSL_FLAG(bool, verify_solution, false, "Systematically verify the solution when calling Solve()" ", and change the return value of Solve() to ABNORMAL if" " an error was detected.")</div></div>
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<div class="ttc" id="alinear__solver_8cc_html_acdf66e64954cbe33c30a45395b4d74b6"><div class="ttname"><a href="linear__solver_8cc.html#acdf66e64954cbe33c30a45395b4d74b6">problem_type</a></div><div class="ttdeci">MPSolver::OptimizationProblemType problem_type</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00506">linear_solver.cc:506</a></div></div>
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<div class="ttc" id="alinear__solver_8h_html"><div class="ttname"><a href="linear__solver_8h.html">linear_solver.h</a></div><div class="ttdoc">A C++ wrapper that provides a simple and unified interface to several linear programming and mixed in...</div></div>
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<div class="ttc" id="alinear__solver_8pb_8h_html"><div class="ttname"><a href="linear__solver_8pb_8h.html">linear_solver.pb.h</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_a50e5762f38854b37ee3e2851bc1bb0e7"><div class="ttname"><a href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a></div><div class="ttdeci">const int WARNING</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00031">log_severity.h:31</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_ab4a2cbab234914b320b7fae11b6e8cb9"><div class="ttname"><a href="log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9">INFO</a></div><div class="ttdeci">const int INFO</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00031">log_severity.h:31</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_ac9bcbe19995a8140cd4ec61773cd6e67"><div class="ttname"><a href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a></div><div class="ttdeci">const int ERROR</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00032">log_severity.h:32</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_acdd38e3c9f22f127d7776920e3079eda"><div class="ttname"><a href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a></div><div class="ttdeci">const int FATAL</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00032">log_severity.h:32</a></div></div>
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<div class="ttc" id="amap__util_8h_html"><div class="ttname"><a href="map__util_8h.html">map_util.h</a></div></div>
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<div class="ttc" id="amodel__exporter_8h_html"><div class="ttname"><a href="model__exporter_8h.html">model_exporter.h</a></div></div>
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<div class="ttc" id="anamespaceabsl_html"><div class="ttname"><a href="namespaceabsl.html">absl</a></div><div class="ttdef"><b>Definition:</b> <a href="cleanup_8h_source.html#l00022">cleanup.h:22</a></div></div>
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<div class="ttc" id="anamespacegtl_html_a4ee3db0c4acaa0f277a0d7006f5ad1e6"><div class="ttname"><a href="namespacegtl.html#a4ee3db0c4acaa0f277a0d7006f5ad1e6">gtl::STLDeleteElements</a></div><div class="ttdeci">void STLDeleteElements(T *container)</div><div class="ttdef"><b>Definition:</b> <a href="stl__util_8h_source.html#l00372">stl_util.h:372</a></div></div>
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<div class="ttc" id="anamespacegtl_html_a5c0d4dea208db4deaa285c06b78d8181"><div class="ttname"><a href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a></div><div class="ttdeci">void InsertOrDie(Collection *const collection, const typename Collection::value_type &value)</div><div class="ttdef"><b>Definition:</b> <a href="map__util_8h_source.html#l00154">map_util.h:154</a></div></div>
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<div class="ttc" id="anamespacegtl_html_abc18f60961e36340e64e428827c0e38e"><div class="ttname"><a href="namespacegtl.html#abc18f60961e36340e64e428827c0e38e">gtl::FindWithDefault</a></div><div class="ttdeci">const Collection::value_type::second_type & FindWithDefault(const Collection &collection, const typename Collection::value_type::first_type &key, const typename Collection::value_type::second_type &value)</div><div class="ttdef"><b>Definition:</b> <a href="map__util_8h_source.html#l00029">map_util.h:29</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_a3bd2b0a66b0f1c16476487ad3ddc72ea"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#a3bd2b0a66b0f1c16476487ad3ddc72ea">operations_research::sat::Value</a></div><div class="ttdeci">std::function< int64_t(const Model &)> Value(IntegerVariable v)</div><div class="ttdef"><b>Definition:</b> <a href="integer_8h_source.html#l01492">integer.h:1492</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">Collection of objects used to extend the Constraint Solver library.</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a15d8d3f0cd329880580efdb01db139be"><div class="ttname"><a href="namespaceoperations__research.html#a15d8d3f0cd329880580efdb01db139be">operations_research::BuildGurobiInterface</a></div><div class="ttdeci">MPSolverInterface * BuildGurobiInterface(bool mip, MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l01384">gurobi_interface.cc:1384</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a1bdf7de568fd36934caf67b1bfd20455"><div class="ttname"><a href="namespaceoperations__research.html#a1bdf7de568fd36934caf67b1bfd20455">operations_research::BuildSCIPInterface</a></div><div class="ttdeci">MPSolverInterface * BuildSCIPInterface(MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="scip__interface_8cc_source.html#l01152">scip_interface.cc:1152</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a1cda4034d09c9fa2f0641992116830f0"><div class="ttname"><a href="namespaceoperations__research.html#a1cda4034d09c9fa2f0641992116830f0">operations_research::BuildBopInterface</a></div><div class="ttdeci">MPSolverInterface * BuildBopInterface(MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="bop__interface_8cc_source.html#l00387">bop_interface.cc:387</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a221d711fbd5a16db9dc92a3c5095cbf5"><div class="ttname"><a href="namespaceoperations__research.html#a221d711fbd5a16db9dc92a3c5095cbf5">operations_research::kDefaultPrimalTolerance</a></div><div class="ttdeci">constexpr double kDefaultPrimalTolerance</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00166">linear_solver.h:166</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a23fc0ff92a3f47fe0bd2ad3eac3c9b57"><div class="ttname"><a href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">operations_research::ToString</a></div><div class="ttdeci">const absl::string_view ToString(MPSolver::OptimizationProblemType optimization_problem_type)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00572">linear_solver.cc:572</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a318aeb9572247dd1ee5391ab4699664d"><div class="ttname"><a href="namespaceoperations__research.html#a318aeb9572247dd1ee5391ab4699664d">operations_research::SolverTypeIsMip</a></div><div class="ttdeci">bool SolverTypeIsMip(MPModelRequest::SolverType solver_type)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00066">linear_solver.cc:66</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a3cde3225ed4ac75f81b1ee768a41aa4b"><div class="ttname"><a href="namespaceoperations__research.html#a3cde3225ed4ac75f81b1ee768a41aa4b">operations_research::BuildCBCInterface</a></div><div class="ttdeci">MPSolverInterface * BuildCBCInterface(MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="cbc__interface_8cc_source.html#l00534">cbc_interface.cc:534</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a4175e34e3e7f573a9dd0187b199afc24"><div class="ttname"><a href="namespaceoperations__research.html#a4175e34e3e7f573a9dd0187b199afc24">operations_research::AreWithinAbsoluteOrRelativeTolerances</a></div><div class="ttdeci">bool AreWithinAbsoluteOrRelativeTolerances(FloatType x, FloatType y, FloatType relative_tolerance, FloatType absolute_tolerance)</div><div class="ttdef"><b>Definition:</b> <a href="fp__utils_8h_source.html#l00120">fp_utils.h:120</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a8511ded0dd137bb52026b223ba0669b3"><div class="ttname"><a href="namespaceoperations__research.html#a8511ded0dd137bb52026b223ba0669b3">operations_research::ExportModelAsMpsFormat</a></div><div class="ttdeci">absl::StatusOr< std::string > ExportModelAsMpsFormat(const MPModelProto &model, const MPModelExportOptions &options)</div><div class="ttdoc">Outputs the current model (variables, constraints, objective) as a string encoded in MPS file format,...</div><div class="ttdef"><b>Definition:</b> <a href="model__exporter_8cc_source.html#l00231">model_exporter.cc:231</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a8f018fb86890eaa4057b0db41f32145c"><div class="ttname"><a href="namespaceoperations__research.html#a8f018fb86890eaa4057b0db41f32145c">operations_research::AbslParseFlag</a></div><div class="ttdeci">bool AbslParseFlag(const absl::string_view text, MPSolver::OptimizationProblemType *solver_type, std::string *error)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00584">linear_solver.cc:584</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a9719cad5eece9b747a6332dd39126f0c"><div class="ttname"><a href="namespaceoperations__research.html#a9719cad5eece9b747a6332dd39126f0c">operations_research::ExtractValidMPModelOrPopulateResponseStatus</a></div><div class="ttdeci">absl::optional< LazyMutableCopy< MPModelProto > > ExtractValidMPModelOrPopulateResponseStatus(const MPModelRequest &request, MPSolutionResponse *response)</div><div class="ttdoc">If the model is valid and non-empty, returns it (possibly after extracting the model_delta).</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_2model__validator_8cc_source.html#l00531">linear_solver/model_validator.cc:531</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aa9bd6ab049e29558fe2e8af85db61722"><div class="ttname"><a href="namespaceoperations__research.html#aa9bd6ab049e29558fe2e8af85db61722">operations_research::BuildSatInterface</a></div><div class="ttdeci">MPSolverInterface * BuildSatInterface(MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="sat__interface_8cc_source.html#l00299">sat_interface.cc:299</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aa9ff99a01a4a9c5d8a65a5f5ea37d342"><div class="ttname"><a href="namespaceoperations__research.html#aa9ff99a01a4a9c5d8a65a5f5ea37d342">operations_research::BuildCLPInterface</a></div><div class="ttdeci">MPSolverInterface * BuildCLPInterface(MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="clp__interface_8cc_source.html#l00627">clp_interface.cc:627</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aaea3ba6ee1ccdbf82cfcbb4e8fc5815e"><div class="ttname"><a href="namespaceoperations__research.html#aaea3ba6ee1ccdbf82cfcbb4e8fc5815e">operations_research::kOptimizationProblemTypeNames</a></div><div class="ttdeci">constexpr NamedOptimizationProblemType kOptimizationProblemTypeNames[]</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00516">linear_solver.cc:516</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aaf644bfef595ca374bb1bb5da5f2c1f2"><div class="ttname"><a href="namespaceoperations__research.html#aaf644bfef595ca374bb1bb5da5f2c1f2">operations_research::BuildGLOPInterface</a></div><div class="ttdeci">MPSolverInterface * BuildGLOPInterface(MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="glop__interface_8cc_source.html#l00429">glop_interface.cc:429</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aba4e66045dae6609eaff5ff1d726b2b9"><div class="ttname"><a href="namespaceoperations__research.html#aba4e66045dae6609eaff5ff1d726b2b9">operations_research::FindErrorInMPModelProto</a></div><div class="ttdeci">std::string FindErrorInMPModelProto(const MPModelProto &model, double abs_value_threshold)</div><div class="ttdoc">Returns an empty string iff the model is valid and not trivially infeasible.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_2model__validator_8cc_source.html#l00416">linear_solver/model_validator.cc:416</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ac79aad20cb4baeeb6be9336730973514"><div class="ttname"><a href="namespaceoperations__research.html#ac79aad20cb4baeeb6be9336730973514">operations_research::GurobiIsCorrectlyInstalled</a></div><div class="ttdeci">bool GurobiIsCorrectlyInstalled()</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00030">environment.cc:30</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_acc00ba1bc76286e8c84346133d407bd7"><div class="ttname"><a href="namespaceoperations__research.html#acc00ba1bc76286e8c84346133d407bd7">operations_research::ExportModelAsLpFormat</a></div><div class="ttdeci">absl::StatusOr< std::string > ExportModelAsLpFormat(const MPModelProto &model, const MPModelExportOptions &options)</div><div class="ttdoc">Outputs the current model (variables, constraints, objective) as a string encoded in the so-called "C...</div><div class="ttdef"><b>Definition:</b> <a href="model__exporter_8cc_source.html#l00214">model_exporter.cc:214</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1b"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1b">operations_research::MPSolverResponseStatus</a></div><div class="ttdeci">MPSolverResponseStatus</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00232">linear_solver.pb.h:232</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1ba12a89c0e1b72e6c40e8c0ed16afa48a6"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba12a89c0e1b72e6c40e8c0ed16afa48a6">operations_research::MPSOLVER_INFEASIBLE</a></div><div class="ttdeci">@ MPSOLVER_INFEASIBLE</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00235">linear_solver.pb.h:235</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1ba3955ab5aa529fab85eb3566271a043e2"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba3955ab5aa529fab85eb3566271a043e2">operations_research::MPSOLVER_NOT_SOLVED</a></div><div class="ttdeci">@ MPSOLVER_NOT_SOLVED</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00238">linear_solver.pb.h:238</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1ba4b81d5eafe0b99411fc94d676bc286db"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba4b81d5eafe0b99411fc94d676bc286db">operations_research::MPSOLVER_UNBOUNDED</a></div><div class="ttdeci">@ MPSOLVER_UNBOUNDED</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00236">linear_solver.pb.h:236</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1ba55c6337c519b0ef4070cfe89dead866f"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba55c6337c519b0ef4070cfe89dead866f">operations_research::MPSOLVER_UNKNOWN_STATUS</a></div><div class="ttdeci">@ MPSOLVER_UNKNOWN_STATUS</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00240">linear_solver.pb.h:240</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1ba5d004f74784501a516258dff6b7740ec"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba5d004f74784501a516258dff6b7740ec">operations_research::MPSOLVER_MODEL_INVALID</a></div><div class="ttdeci">@ MPSOLVER_MODEL_INVALID</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00241">linear_solver.pb.h:241</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1ba81239917bc019f71d9f78b550c6acf37"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba81239917bc019f71d9f78b550c6acf37">operations_research::MPSOLVER_MODEL_IS_VALID</a></div><div class="ttdeci">@ MPSOLVER_MODEL_IS_VALID</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00239">linear_solver.pb.h:239</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1ba9cff14a44a54cc44f4b91d65e8cd73b1"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba9cff14a44a54cc44f4b91d65e8cd73b1">operations_research::MPSOLVER_OPTIMAL</a></div><div class="ttdeci">@ MPSOLVER_OPTIMAL</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00233">linear_solver.pb.h:233</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1bacd2f1efd0290a03172495d05d131cbfe"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1bacd2f1efd0290a03172495d05d131cbfe">operations_research::MPSOLVER_SOLVER_TYPE_UNAVAILABLE</a></div><div class="ttdeci">@ MPSOLVER_SOLVER_TYPE_UNAVAILABLE</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00245">linear_solver.pb.h:244</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1badbeb0b2ee95779317b20e5876609bf04"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1badbeb0b2ee95779317b20e5876609bf04">operations_research::MPSOLVER_FEASIBLE</a></div><div class="ttdeci">@ MPSOLVER_FEASIBLE</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00234">linear_solver.pb.h:234</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1badcf1ef4c6880afe0aeb3e0c80a9dd4e9"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1badcf1ef4c6880afe0aeb3e0c80a9dd4e9">operations_research::MPSOLVER_MODEL_INVALID_SOLUTION_HINT</a></div><div class="ttdeci">@ MPSOLVER_MODEL_INVALID_SOLUTION_HINT</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00242">linear_solver.pb.h:242</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1bae98571c24fbf68a473b3d93ca45c6e7a"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1bae98571c24fbf68a473b3d93ca45c6e7a">operations_research::MPSOLVER_MODEL_INVALID_SOLVER_PARAMETERS</a></div><div class="ttdeci">@ MPSOLVER_MODEL_INVALID_SOLVER_PARAMETERS</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00243">linear_solver.pb.h:243</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1baf6f49dcf49ad7df71d2e5b5f2c81ff88"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1baf6f49dcf49ad7df71d2e5b5f2c81ff88">operations_research::MPSOLVER_ABNORMAL</a></div><div class="ttdeci">@ MPSOLVER_ABNORMAL</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00237">linear_solver.pb.h:237</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_af871c71d6ad60c9af3ae9348c59ab830"><div class="ttname"><a href="namespaceoperations__research.html#af871c71d6ad60c9af3ae9348c59ab830">operations_research::MPSolverResponseStatusIsRpcError</a></div><div class="ttdeci">bool MPSolverResponseStatusIsRpcError(MPSolverResponseStatus status)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01610">linear_solver.cc:1610</a></div></div>
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<div class="ttc" id="aport_2file_8h_html"><div class="ttname"><a href="port_2file_8h.html">file.h</a></div></div>
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<div class="ttc" id="asearch_8cc_html_a9648c36eafdd6183052aeec5bef2d8b2"><div class="ttname"><a href="search_8cc.html#a9648c36eafdd6183052aeec5bef2d8b2">maximize_</a></div><div class="ttdeci">const bool maximize_</div><div class="ttdef"><b>Definition:</b> <a href="search_8cc_source.html#l02508">search.cc:2508</a></div></div>
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<div class="ttc" id="astatus__macros_8h_html"><div class="ttname"><a href="status__macros_8h.html">status_macros.h</a></div></div>
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<div class="ttc" id="astl__util_8h_html"><div class="ttname"><a href="stl__util_8h.html">stl_util.h</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_m_p_model_export_options_html"><div class="ttname"><a href="structoperations__research_1_1_m_p_model_export_options.html">operations_research::MPModelExportOptions</a></div><div class="ttdoc">Export options.</div><div class="ttdef"><b>Definition:</b> <a href="model__exporter_8h_source.html#l00029">model_exporter.h:29</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_m_p_model_export_options_html_a838f4806313e963115cf7e9a8f7ab7e7"><div class="ttname"><a href="structoperations__research_1_1_m_p_model_export_options.html#a838f4806313e963115cf7e9a8f7ab7e7">operations_research::MPModelExportOptions::obfuscate</a></div><div class="ttdeci">bool obfuscate</div><div class="ttdoc">Obfuscates variable and constraint names.</div><div class="ttdef"><b>Definition:</b> <a href="model__exporter_8h_source.html#l00033">model_exporter.h:33</a></div></div>
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<li class="navelem"><a class="el" href="dir_a7cc1eeded8f693d0da6c729bc88c45a.html">ortools</a></li><li class="navelem"><a class="el" href="dir_4d3a5a688e4550f3d7725aaa5ab9c27b.html">linear_solver</a></li><li class="navelem"><a class="el" href="linear__solver_8cc.html">linear_solver.cc</a></li>
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