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<div class="headertitle"><div class="title">glop_solver.cc</div></div>
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<a href="glop__solver_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a id="l00001" 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 id="l00002" 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 id="l00003" 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 id="l00004" 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 id="l00005" name="l00005"></a><span class="lineno"> 5</span><span class="comment">//</span></div>
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<div class="line"><a id="l00006" 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 id="l00007" name="l00007"></a><span class="lineno"> 7</span><span class="comment">//</span></div>
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<div class="line"><a id="l00008" 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 id="l00009" 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 id="l00010" 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 id="l00011" 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 id="l00012" 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 id="l00013" name="l00013"></a><span class="lineno"> 13</span> </div>
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<div class="line"><a id="l00014" name="l00014"></a><span class="lineno"> 14</span><span class="preprocessor">#include "<a class="code" href="glop__solver_8h.html">ortools/math_opt/solvers/glop_solver.h</a>"</span></div>
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<div class="line"><a id="l00015" name="l00015"></a><span class="lineno"> 15</span> </div>
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<div class="line"><a id="l00016" name="l00016"></a><span class="lineno"> 16</span><span class="preprocessor">#include <algorithm></span></div>
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<div class="line"><a id="l00017" name="l00017"></a><span class="lineno"> 17</span><span class="preprocessor">#include <atomic></span></div>
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<div class="line"><a id="l00018" name="l00018"></a><span class="lineno"> 18</span><span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a id="l00019" name="l00019"></a><span class="lineno"> 19</span><span class="preprocessor">#include <functional></span></div>
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<div class="line"><a id="l00020" name="l00020"></a><span class="lineno"> 20</span><span class="preprocessor">#include <limits></span></div>
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<div class="line"><a id="l00021" name="l00021"></a><span class="lineno"> 21</span><span class="preprocessor">#include <memory></span></div>
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<div class="line"><a id="l00022" name="l00022"></a><span class="lineno"> 22</span><span class="preprocessor">#include <string></span></div>
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<div class="line"><a id="l00023" name="l00023"></a><span class="lineno"> 23</span><span class="preprocessor">#include <utility></span></div>
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<div class="line"><a id="l00024" name="l00024"></a><span class="lineno"> 24</span><span class="preprocessor">#include <vector></span></div>
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<div class="line"><a id="l00025" name="l00025"></a><span class="lineno"> 25</span> </div>
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<div class="line"><a id="l00026" name="l00026"></a><span class="lineno"> 26</span><span class="preprocessor">#include "absl/container/flat_hash_map.h"</span></div>
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<div class="line"><a id="l00027" name="l00027"></a><span class="lineno"> 27</span><span class="preprocessor">#include "absl/memory/memory.h"</span></div>
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<div class="line"><a id="l00028" name="l00028"></a><span class="lineno"> 28</span><span class="preprocessor">#include "absl/status/status.h"</span></div>
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<div class="line"><a id="l00029" name="l00029"></a><span class="lineno"> 29</span><span class="preprocessor">#include "absl/status/statusor.h"</span></div>
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<div class="line"><a id="l00030" name="l00030"></a><span class="lineno"> 30</span><span class="preprocessor">#include "absl/strings/str_cat.h"</span></div>
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<div class="line"><a id="l00031" name="l00031"></a><span class="lineno"> 31</span><span class="preprocessor">#include "absl/strings/str_join.h"</span></div>
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<div class="line"><a id="l00032" name="l00032"></a><span class="lineno"> 32</span><span class="preprocessor">#include "absl/strings/str_split.h"</span></div>
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<div class="line"><a id="l00033" name="l00033"></a><span class="lineno"> 33</span><span class="preprocessor">#include "absl/strings/string_view.h"</span></div>
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<div class="line"><a id="l00034" name="l00034"></a><span class="lineno"> 34</span><span class="preprocessor">#include "absl/time/clock.h"</span></div>
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<div class="line"><a id="l00035" name="l00035"></a><span class="lineno"> 35</span><span class="preprocessor">#include "absl/time/time.h"</span></div>
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<div class="line"><a id="l00036" name="l00036"></a><span class="lineno"> 36</span><span class="preprocessor">#include "absl/types/span.h"</span></div>
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<div class="line"><a id="l00037" name="l00037"></a><span class="lineno"> 37</span><span class="preprocessor">#include "<a class="code" href="cleanup_8h.html">ortools/base/cleanup.h</a>"</span></div>
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<div class="line"><a id="l00038" name="l00038"></a><span class="lineno"> 38</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 id="l00039" name="l00039"></a><span class="lineno"> 39</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 id="l00040" name="l00040"></a><span class="lineno"> 40</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 id="l00041" name="l00041"></a><span class="lineno"> 41</span><span class="preprocessor">#include "<a class="code" href="protoutil_8h.html">ortools/base/protoutil.h</a>"</span></div>
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<div class="line"><a id="l00042" name="l00042"></a><span class="lineno"> 42</span><span class="preprocessor">#include "<a class="code" href="base_2status__macros_8h.html">ortools/base/status_macros.h</a>"</span></div>
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<div class="line"><a id="l00043" name="l00043"></a><span class="lineno"> 43</span><span class="preprocessor">#include "<a class="code" href="strong__int_8h.html">ortools/base/strong_int.h</a>"</span></div>
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<div class="line"><a id="l00044" name="l00044"></a><span class="lineno"> 44</span><span class="preprocessor">#include "<a class="code" href="strong__vector_8h.html">ortools/base/strong_vector.h</a>"</span></div>
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<div class="line"><a id="l00045" name="l00045"></a><span class="lineno"> 45</span><span class="preprocessor">#include "<a class="code" href="lp__solver_8h.html">ortools/glop/lp_solver.h</a>"</span></div>
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<div class="line"><a id="l00046" name="l00046"></a><span class="lineno"> 46</span><span class="preprocessor">#include "ortools/glop/parameters.pb.h"</span></div>
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<div class="line"><a id="l00047" name="l00047"></a><span class="lineno"> 47</span><span class="preprocessor">#include "<a class="code" href="lp__data_8h.html">ortools/lp_data/lp_data.h</a>"</span></div>
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<div class="line"><a id="l00048" name="l00048"></a><span class="lineno"> 48</span><span class="preprocessor">#include "<a class="code" href="lp__types_8h.html">ortools/lp_data/lp_types.h</a>"</span></div>
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<div class="line"><a id="l00049" name="l00049"></a><span class="lineno"> 49</span><span class="preprocessor">#include "ortools/math_opt/callback.pb.h"</span></div>
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<div class="line"><a id="l00050" name="l00050"></a><span class="lineno"> 50</span><span class="preprocessor">#include "<a class="code" href="math__opt__proto__utils_8h.html">ortools/math_opt/core/math_opt_proto_utils.h</a>"</span></div>
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<div class="line"><a id="l00051" name="l00051"></a><span class="lineno"> 51</span><span class="preprocessor">#include "<a class="code" href="solve__interrupter_8h.html">ortools/math_opt/core/solve_interrupter.h</a>"</span></div>
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<div class="line"><a id="l00052" name="l00052"></a><span class="lineno"> 52</span><span class="preprocessor">#include "<a class="code" href="solver__interface_8h.html">ortools/math_opt/core/solver_interface.h</a>"</span></div>
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<div class="line"><a id="l00053" name="l00053"></a><span class="lineno"> 53</span><span class="preprocessor">#include "<a class="code" href="sparse__vector__view_8h.html">ortools/math_opt/core/sparse_vector_view.h</a>"</span></div>
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<div class="line"><a id="l00054" name="l00054"></a><span class="lineno"> 54</span><span class="preprocessor">#include "ortools/math_opt/model.pb.h"</span></div>
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<div class="line"><a id="l00055" name="l00055"></a><span class="lineno"> 55</span><span class="preprocessor">#include "ortools/math_opt/model_parameters.pb.h"</span></div>
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<div class="line"><a id="l00056" name="l00056"></a><span class="lineno"> 56</span><span class="preprocessor">#include "ortools/math_opt/model_update.pb.h"</span></div>
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<div class="line"><a id="l00057" name="l00057"></a><span class="lineno"> 57</span><span class="preprocessor">#include "ortools/math_opt/parameters.pb.h"</span></div>
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<div class="line"><a id="l00058" name="l00058"></a><span class="lineno"> 58</span><span class="preprocessor">#include "ortools/math_opt/result.pb.h"</span></div>
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<div class="line"><a id="l00059" name="l00059"></a><span class="lineno"> 59</span><span class="preprocessor">#include "ortools/math_opt/solution.pb.h"</span></div>
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<div class="line"><a id="l00060" name="l00060"></a><span class="lineno"> 60</span><span class="preprocessor">#include "ortools/math_opt/sparse_containers.pb.h"</span></div>
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<div class="line"><a id="l00061" name="l00061"></a><span class="lineno"> 61</span><span class="preprocessor">#include "<a class="code" href="callback__validator_8h.html">ortools/math_opt/validators/callback_validator.h</a>"</span></div>
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<div class="line"><a id="l00062" name="l00062"></a><span class="lineno"> 62</span><span class="preprocessor">#include "<a class="code" href="port_2proto__utils_8h.html">ortools/port/proto_utils.h</a>"</span></div>
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<div class="line"><a id="l00063" name="l00063"></a><span class="lineno"> 63</span><span class="preprocessor">#include "<a class="code" href="time__limit_8h.html">ortools/util/time_limit.h</a>"</span></div>
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<div class="line"><a id="l00064" name="l00064"></a><span class="lineno"> 64</span> </div>
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<div class="line"><a id="l00065" name="l00065"></a><span class="lineno"> 65</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a id="l00066" name="l00066"></a><span class="lineno"> 66</span><span class="keyword">namespace </span><a class="code hl_namespace" href="namespaceoperations__research_1_1math__opt.html">math_opt</a> {</div>
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<div class="line"><a id="l00067" name="l00067"></a><span class="lineno"> 67</span> </div>
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<div class="line"><a id="l00068" name="l00068"></a><span class="lineno"> 68</span><span class="keyword">namespace </span>{</div>
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<div class="line"><a id="l00069" name="l00069"></a><span class="lineno"> 69</span> </div>
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<div class="line"><a id="l00070" name="l00070"></a><span class="lineno"> 70</span><span class="keyword">constexpr</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a> = std::numeric_limits<double>::infinity();</div>
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<div class="line"><a id="l00071" name="l00071"></a><span class="lineno"> 71</span> </div>
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<div class="line"><a id="l00072" name="l00072"></a><span class="lineno"> 72</span>absl::string_view SafeName(<span class="keyword">const</span> VariablesProto& variables, <span class="keywordtype">int</span> <a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) {</div>
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<div class="line"><a id="l00073" name="l00073"></a><span class="lineno"> 73</span> <span class="keywordflow">if</span> (variables.names().empty()) {</div>
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<div class="line"><a id="l00074" name="l00074"></a><span class="lineno"> 74</span> <span class="keywordflow">return</span> {};</div>
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<div class="line"><a id="l00075" name="l00075"></a><span class="lineno"> 75</span> }</div>
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<div class="line"><a id="l00076" name="l00076"></a><span class="lineno"> 76</span> <span class="keywordflow">return</span> variables.names(<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>);</div>
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<div class="line"><a id="l00077" name="l00077"></a><span class="lineno"> 77</span>}</div>
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<div class="line"><a id="l00078" name="l00078"></a><span class="lineno"> 78</span> </div>
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<div class="line"><a id="l00079" name="l00079"></a><span class="lineno"> 79</span>absl::string_view SafeName(<span class="keyword">const</span> LinearConstraintsProto& linear_constraints,</div>
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<div class="line"><a id="l00080" name="l00080"></a><span class="lineno"> 80</span> <span class="keywordtype">int</span> <a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) {</div>
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<div class="line"><a id="l00081" name="l00081"></a><span class="lineno"> 81</span> <span class="keywordflow">if</span> (linear_constraints.names().empty()) {</div>
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<div class="line"><a id="l00082" name="l00082"></a><span class="lineno"> 82</span> <span class="keywordflow">return</span> {};</div>
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<div class="line"><a id="l00083" name="l00083"></a><span class="lineno"> 83</span> }</div>
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<div class="line"><a id="l00084" name="l00084"></a><span class="lineno"> 84</span> <span class="keywordflow">return</span> linear_constraints.names(<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>);</div>
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<div class="line"><a id="l00085" name="l00085"></a><span class="lineno"> 85</span>}</div>
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<div class="line"><a id="l00086" name="l00086"></a><span class="lineno"> 86</span> </div>
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<div class="line"><a id="l00087" name="l00087"></a><span class="lineno"> 87</span>absl::StatusOr<TerminationProto> BuildTermination(</div>
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<div class="line"><a id="l00088" name="l00088"></a><span class="lineno"> 88</span> <span class="keyword">const</span> <a class="code hl_enumeration" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">glop::ProblemStatus</a> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>,</div>
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<div class="line"><a id="l00089" name="l00089"></a><span class="lineno"> 89</span> <span class="keyword">const</span> SolveInterrupter* <span class="keyword">const</span> interrupter) {</div>
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<div class="line"><a id="l00090" name="l00090"></a><span class="lineno"> 90</span> <span class="keywordflow">switch</span> (<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>) {</div>
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<div class="line"><a id="l00091" name="l00091"></a><span class="lineno"> 91</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493af00c8dbdd6e1f11bdae06be94277d293">glop::ProblemStatus::OPTIMAL</a>:</div>
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<div class="line"><a id="l00092" name="l00092"></a><span class="lineno"> 92</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#aaaafdf52dd4d552e04d416daeadbd81f">TerminateForReason</a>(TERMINATION_REASON_OPTIMAL);</div>
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<div class="line"><a id="l00093" name="l00093"></a><span class="lineno"> 93</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a7850fcfea005b86b2a3fa0d4293c5ee0">glop::ProblemStatus::PRIMAL_INFEASIBLE</a>:</div>
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<div class="line"><a id="l00094" name="l00094"></a><span class="lineno"> 94</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a8ada5da7749eac0d9fe1782ad9bab585">glop::ProblemStatus::DUAL_UNBOUNDED</a>:</div>
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<div class="line"><a id="l00095" name="l00095"></a><span class="lineno"> 95</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#aaaafdf52dd4d552e04d416daeadbd81f">TerminateForReason</a>(TERMINATION_REASON_INFEASIBLE);</div>
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<div class="line"><a id="l00096" name="l00096"></a><span class="lineno"> 96</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a8351cc0ea544c393b3e26fdf42520844">glop::ProblemStatus::PRIMAL_UNBOUNDED</a>:</div>
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<div class="line"><a id="l00097" name="l00097"></a><span class="lineno"> 97</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#aaaafdf52dd4d552e04d416daeadbd81f">TerminateForReason</a>(TERMINATION_REASON_UNBOUNDED);</div>
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<div class="line"><a id="l00098" name="l00098"></a><span class="lineno"> 98</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a1583be76ac58a4ac4c024f73b3d85811">glop::ProblemStatus::DUAL_INFEASIBLE</a>:</div>
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<div class="line"><a id="l00099" name="l00099"></a><span class="lineno"> 99</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a53ef0c1aa260e08f9010ddcc28d5a4a6">glop::ProblemStatus::INFEASIBLE_OR_UNBOUNDED</a>:</div>
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<div class="line"><a id="l00100" name="l00100"></a><span class="lineno"> 100</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#aaaafdf52dd4d552e04d416daeadbd81f">TerminateForReason</a>(TERMINATION_REASON_INFEASIBLE_OR_UNBOUNDED);</div>
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<div class="line"><a id="l00101" name="l00101"></a><span class="lineno"> 101</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493afaee4ca3c30ee18148ce3ada37466498">glop::ProblemStatus::INIT</a>:</div>
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<div class="line"><a id="l00102" name="l00102"></a><span class="lineno"> 102</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a57ad14e7a035f33c8ba6c0ea9ea23caa">glop::ProblemStatus::DUAL_FEASIBLE</a>:</div>
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<div class="line"><a id="l00103" name="l00103"></a><span class="lineno"> 103</span> <span class="comment">// Glop may flip the `interrupt_solve` atomic when it is terminated for a</span></div>
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<div class="line"><a id="l00104" name="l00104"></a><span class="lineno"> 104</span> <span class="comment">// reason other than interruption so we should ignore its value. Instead</span></div>
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<div class="line"><a id="l00105" name="l00105"></a><span class="lineno"> 105</span> <span class="comment">// we use the interrupter.</span></div>
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<div class="line"><a id="l00106" name="l00106"></a><span class="lineno"> 106</span> <span class="comment">// A primal feasible solution is only returned for PRIMAL_FEASIBLE (see</span></div>
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<div class="line"><a id="l00107" name="l00107"></a><span class="lineno"> 107</span> <span class="comment">// comments in FillSolution).</span></div>
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<div class="line"><a id="l00108" name="l00108"></a><span class="lineno"> 108</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a83a0991912b16a906577438e2e3479c6">NoSolutionFoundTermination</a>(interrupter != <span class="keyword">nullptr</span> &&</div>
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<div class="line"><a id="l00109" name="l00109"></a><span class="lineno"> 109</span> interrupter->IsInterrupted()</div>
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<div class="line"><a id="l00110" name="l00110"></a><span class="lineno"> 110</span> ? LIMIT_INTERRUPTED</div>
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<div class="line"><a id="l00111" name="l00111"></a><span class="lineno"> 111</span> : LIMIT_UNDETERMINED);</div>
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<div class="line"><a id="l00112" name="l00112"></a><span class="lineno"> 112</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a2dcc8f5d91cb2aa2065b8305bf2d5cbd">glop::ProblemStatus::PRIMAL_FEASIBLE</a>:</div>
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<div class="line"><a id="l00113" name="l00113"></a><span class="lineno"> 113</span> <span class="comment">// Glop may flip the `interrupt_solve` atomic when it is terminated for a</span></div>
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<div class="line"><a id="l00114" name="l00114"></a><span class="lineno"> 114</span> <span class="comment">// reason other than interruption so we should ignore its value. Instead</span></div>
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<div class="line"><a id="l00115" name="l00115"></a><span class="lineno"> 115</span> <span class="comment">// we use the interrupter.</span></div>
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<div class="line"><a id="l00116" name="l00116"></a><span class="lineno"> 116</span> <span class="comment">// A primal feasible solution is only returned for PRIMAL_FEASIBLE (see</span></div>
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<div class="line"><a id="l00117" name="l00117"></a><span class="lineno"> 117</span> <span class="comment">// comments in FillSolution).</span></div>
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<div class="line"><a id="l00118" name="l00118"></a><span class="lineno"> 118</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a0c2a048ffad95d109485f661fcba75d2">FeasibleTermination</a>(interrupter != <span class="keyword">nullptr</span> &&</div>
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<div class="line"><a id="l00119" name="l00119"></a><span class="lineno"> 119</span> interrupter->IsInterrupted()</div>
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<div class="line"><a id="l00120" name="l00120"></a><span class="lineno"> 120</span> ? LIMIT_INTERRUPTED</div>
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<div class="line"><a id="l00121" name="l00121"></a><span class="lineno"> 121</span> : LIMIT_UNDETERMINED);</div>
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<div class="line"><a id="l00122" name="l00122"></a><span class="lineno"> 122</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a0beacd9ca195de65e685252f1b46b954">glop::ProblemStatus::IMPRECISE</a>:</div>
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<div class="line"><a id="l00123" name="l00123"></a><span class="lineno"> 123</span> <span class="keywordflow">return</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#aaaafdf52dd4d552e04d416daeadbd81f">TerminateForReason</a>(TERMINATION_REASON_IMPRECISE);</div>
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<div class="line"><a id="l00124" name="l00124"></a><span class="lineno"> 124</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a88ec4386a3c49b50819358a579fb9adb">glop::ProblemStatus::ABNORMAL</a>:</div>
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<div class="line"><a id="l00125" name="l00125"></a><span class="lineno"> 125</span> <span class="keywordflow">case</span> <a class="code hl_enumvalue" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493add8d8537e1472a5e432749c5abf45c82">glop::ProblemStatus::INVALID_PROBLEM</a>:</div>
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<div class="line"><a id="l00126" name="l00126"></a><span class="lineno"> 126</span> <span class="keywordflow">return</span> absl::InternalError(</div>
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<div class="line"><a id="l00127" name="l00127"></a><span class="lineno"> 127</span> absl::StrCat(<span class="stringliteral">"Unexpected GLOP termination reason: "</span>,</div>
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<div class="line"><a id="l00128" name="l00128"></a><span class="lineno"> 128</span> <a class="code hl_function" href="namespaceoperations__research_1_1glop.html#a509c4e359e6f7041eddfac3f1c46a92f">glop::GetProblemStatusString</a>(<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>)));</div>
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<div class="line"><a id="l00129" name="l00129"></a><span class="lineno"> 129</span> }</div>
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<div class="line"><a id="l00130" name="l00130"></a><span class="lineno"> 130</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Unimplemented GLOP termination reason: "</span></div>
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<div class="line"><a id="l00131" name="l00131"></a><span class="lineno"> 131</span> << <a class="code hl_function" href="namespaceoperations__research_1_1glop.html#a509c4e359e6f7041eddfac3f1c46a92f">glop::GetProblemStatusString</a>(<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>);</div>
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<div class="line"><a id="l00132" name="l00132"></a><span class="lineno"> 132</span>}</div>
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<div class="line"><a id="l00133" name="l00133"></a><span class="lineno"> 133</span> </div>
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<div class="line"><a id="l00134" name="l00134"></a><span class="lineno"> 134</span>} <span class="comment">// namespace</span></div>
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<div class="line"><a id="l00135" name="l00135"></a><span class="lineno"> 135</span> </div>
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<div class="line"><a id="l00136" name="l00136"></a><span class="lineno"> 136</span>GlopSolver::GlopSolver() : linear_program_(), lp_solver_() {}</div>
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<div class="line"><a id="l00137" name="l00137"></a><span class="lineno"> 137</span> </div>
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<div class="line"><a id="l00138" name="l00138"></a><span class="lineno"> 138</span><span class="keywordtype">void</span> GlopSolver::AddVariables(<span class="keyword">const</span> VariablesProto& variables) {</div>
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<div class="line"><a id="l00139" name="l00139"></a><span class="lineno"> 139</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a3055f8b845cde39af2c3bed9007d4a06">NumVariables</a>(variables); ++i) {</div>
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<div class="line"><a id="l00140" name="l00140"></a><span class="lineno"> 140</span> <span class="keyword">const</span> glop::ColIndex col_index = linear_program_.CreateNewVariable();</div>
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<div class="line"><a id="l00141" name="l00141"></a><span class="lineno"> 141</span> linear_program_.SetVariableBounds(col_index, variables.lower_bounds(i),</div>
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<div class="line"><a id="l00142" name="l00142"></a><span class="lineno"> 142</span> variables.upper_bounds(i));</div>
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<div class="line"><a id="l00143" name="l00143"></a><span class="lineno"> 143</span> linear_program_.SetVariableName(col_index, SafeName(variables, i));</div>
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<div class="line"><a id="l00144" name="l00144"></a><span class="lineno"> 144</span> <a class="code hl_function" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&variables_, variables.ids(i), col_index);</div>
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<div class="line"><a id="l00145" name="l00145"></a><span class="lineno"> 145</span> }</div>
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<div class="line"><a id="l00146" name="l00146"></a><span class="lineno"> 146</span>}</div>
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<div class="line"><a id="l00147" name="l00147"></a><span class="lineno"> 147</span> </div>
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<div class="line"><a id="l00148" name="l00148"></a><span class="lineno"> 148</span><span class="comment">// Note that this relies on the fact that when variable/constraint</span></div>
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<div class="line"><a id="l00149" name="l00149"></a><span class="lineno"> 149</span><span class="comment">// are deleted, Glop re-index everything by compacting the</span></div>
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<div class="line"><a id="l00150" name="l00150"></a><span class="lineno"> 150</span><span class="comment">// index domain in a stable way.</span></div>
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<div class="line"><a id="l00151" name="l00151"></a><span class="lineno"> 151</span><span class="keyword">template</span> <<span class="keyword">typename</span> IndexType></div>
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<div class="line"><a id="l00152" name="l00152"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a266628d6b96d7113d9b30c96288f6b50"> 152</a></span><span class="keywordtype">void</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a266628d6b96d7113d9b30c96288f6b50">UpdateIdIndexMap</a>(<a class="code hl_class" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<IndexType, bool></a> indices_to_delete,</div>
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<div class="line"><a id="l00153" name="l00153"></a><span class="lineno"> 153</span> </div>
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<div class="line"><a id="l00154" name="l00154"></a><span class="lineno"> 154</span> IndexType num_indices,</div>
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<div class="line"><a id="l00155" name="l00155"></a><span class="lineno"> 155</span> absl::flat_hash_map<int64_t, IndexType>& id_index_map) {</div>
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<div class="line"><a id="l00156" name="l00156"></a><span class="lineno"> 156</span> <a class="code hl_class" href="classabsl_1_1_strong_vector.html">absl::StrongVector<IndexType, IndexType></a> new_indices(num_indices.value(),</div>
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<div class="line"><a id="l00157" name="l00157"></a><span class="lineno"> 157</span> IndexType(0));</div>
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<div class="line"><a id="l00158" name="l00158"></a><span class="lineno"> 158</span> IndexType new_index(0);</div>
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<div class="line"><a id="l00159" name="l00159"></a><span class="lineno"> 159</span> <span class="keywordflow">for</span> (IndexType <a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>(0); <a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> < num_indices; ++<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) {</div>
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<div class="line"><a id="l00160" name="l00160"></a><span class="lineno"> 160</span> <span class="keywordflow">if</span> (indices_to_delete[<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>]) {</div>
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<div class="line"><a id="l00161" name="l00161"></a><span class="lineno"> 161</span> <span class="comment">// Mark deleted index</span></div>
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<div class="line"><a id="l00162" name="l00162"></a><span class="lineno"> 162</span> new_indices[<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = IndexType(-1);</div>
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<div class="line"><a id="l00163" name="l00163"></a><span class="lineno"> 163</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00164" name="l00164"></a><span class="lineno"> 164</span> new_indices[<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = new_index;</div>
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<div class="line"><a id="l00165" name="l00165"></a><span class="lineno"> 165</span> ++new_index;</div>
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<div class="line"><a id="l00166" name="l00166"></a><span class="lineno"> 166</span> }</div>
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<div class="line"><a id="l00167" name="l00167"></a><span class="lineno"> 167</span> }</div>
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<div class="line"><a id="l00168" name="l00168"></a><span class="lineno"> 168</span> <span class="keywordflow">for</span> (<span class="keyword">auto</span> it = id_index_map.begin(); it != id_index_map.end();) {</div>
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<div class="line"><a id="l00169" name="l00169"></a><span class="lineno"> 169</span> IndexType <a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = it->second;</div>
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<div class="line"><a id="l00170" name="l00170"></a><span class="lineno"> 170</span> <span class="keywordflow">if</span> (indices_to_delete[<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>]) {</div>
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<div class="line"><a id="l00171" name="l00171"></a><span class="lineno"> 171</span> <span class="comment">// This safely deletes the entry and moves the iterator one step ahead.</span></div>
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<div class="line"><a id="l00172" name="l00172"></a><span class="lineno"> 172</span> id_index_map.erase(it++);</div>
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<div class="line"><a id="l00173" name="l00173"></a><span class="lineno"> 173</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00174" name="l00174"></a><span class="lineno"> 174</span> it->second = new_indices[<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>];</div>
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<div class="line"><a id="l00175" name="l00175"></a><span class="lineno"> 175</span> ++it;</div>
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<div class="line"><a id="l00176" name="l00176"></a><span class="lineno"> 176</span> }</div>
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<div class="line"><a id="l00177" name="l00177"></a><span class="lineno"> 177</span> }</div>
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<div class="line"><a id="l00178" name="l00178"></a><span class="lineno"> 178</span>}</div>
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<div class="line"><a id="l00179" name="l00179"></a><span class="lineno"> 179</span> </div>
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<div class="line"><a id="l00180" name="l00180"></a><span class="lineno"> 180</span><span class="keywordtype">void</span> GlopSolver::DeleteVariables(absl::Span<const int64_t> ids_to_delete) {</div>
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<div class="line"><a id="l00181" name="l00181"></a><span class="lineno"> 181</span> <span class="keyword">const</span> glop::ColIndex num_cols = linear_program_.num_variables();</div>
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<div class="line"><a id="l00182" name="l00182"></a><span class="lineno"> 182</span> <a class="code hl_class" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<glop::ColIndex, bool></a> columns_to_delete(num_cols,</div>
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<div class="line"><a id="l00183" name="l00183"></a><span class="lineno"> 183</span> <span class="keyword">false</span>);</div>
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<div class="line"><a id="l00184" name="l00184"></a><span class="lineno"> 184</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t deleted_variable_id : ids_to_delete) {</div>
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<div class="line"><a id="l00185" name="l00185"></a><span class="lineno"> 185</span> columns_to_delete[variables_.at(deleted_variable_id)] = <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00186" name="l00186"></a><span class="lineno"> 186</span> }</div>
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<div class="line"><a id="l00187" name="l00187"></a><span class="lineno"> 187</span> linear_program_.DeleteColumns(columns_to_delete);</div>
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<div class="line"><a id="l00188" name="l00188"></a><span class="lineno"> 188</span> UpdateIdIndexMap<glop::ColIndex>(columns_to_delete, num_cols, variables_);</div>
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<div class="line"><a id="l00189" name="l00189"></a><span class="lineno"> 189</span>}</div>
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<div class="line"><a id="l00190" name="l00190"></a><span class="lineno"> 190</span> </div>
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<div class="line"><a id="l00191" name="l00191"></a><span class="lineno"> 191</span><span class="keywordtype">void</span> GlopSolver::DeleteLinearConstraints(</div>
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<div class="line"><a id="l00192" name="l00192"></a><span class="lineno"> 192</span> absl::Span<const int64_t> ids_to_delete) {</div>
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<div class="line"><a id="l00193" name="l00193"></a><span class="lineno"> 193</span> <span class="keyword">const</span> glop::RowIndex num_rows = linear_program_.num_constraints();</div>
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<div class="line"><a id="l00194" name="l00194"></a><span class="lineno"> 194</span> <a class="code hl_typedef" href="namespaceoperations__research_1_1glop.html#aec7177dd4fab33ada14a7689223fe89f">glop::DenseBooleanColumn</a> rows_to_delete(num_rows, <span class="keyword">false</span>);</div>
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<div class="line"><a id="l00195" name="l00195"></a><span class="lineno"> 195</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t deleted_constraint_id : ids_to_delete) {</div>
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<div class="line"><a id="l00196" name="l00196"></a><span class="lineno"> 196</span> rows_to_delete[linear_constraints_.at(deleted_constraint_id)] = <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00197" name="l00197"></a><span class="lineno"> 197</span> }</div>
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<div class="line"><a id="l00198" name="l00198"></a><span class="lineno"> 198</span> linear_program_.DeleteRows(rows_to_delete);</div>
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<div class="line"><a id="l00199" name="l00199"></a><span class="lineno"> 199</span> UpdateIdIndexMap<glop::RowIndex>(rows_to_delete, num_rows,</div>
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<div class="line"><a id="l00200" name="l00200"></a><span class="lineno"> 200</span> linear_constraints_);</div>
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<div class="line"><a id="l00201" name="l00201"></a><span class="lineno"> 201</span>}</div>
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<div class="line"><a id="l00202" name="l00202"></a><span class="lineno"> 202</span> </div>
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<div class="line"><a id="l00203" name="l00203"></a><span class="lineno"> 203</span><span class="keywordtype">void</span> GlopSolver::AddLinearConstraints(</div>
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<div class="line"><a id="l00204" name="l00204"></a><span class="lineno"> 204</span> <span class="keyword">const</span> LinearConstraintsProto& linear_constraints) {</div>
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<div class="line"><a id="l00205" name="l00205"></a><span class="lineno"> 205</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a98600a28f0f805ae0cbe04802b0dcbc4">NumConstraints</a>(linear_constraints); ++i) {</div>
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<div class="line"><a id="l00206" name="l00206"></a><span class="lineno"> 206</span> <span class="keyword">const</span> glop::RowIndex row_index = linear_program_.CreateNewConstraint();</div>
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<div class="line"><a id="l00207" name="l00207"></a><span class="lineno"> 207</span> linear_program_.SetConstraintBounds(row_index,</div>
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<div class="line"><a id="l00208" name="l00208"></a><span class="lineno"> 208</span> linear_constraints.lower_bounds(i),</div>
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<div class="line"><a id="l00209" name="l00209"></a><span class="lineno"> 209</span> linear_constraints.upper_bounds(i));</div>
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<div class="line"><a id="l00210" name="l00210"></a><span class="lineno"> 210</span> linear_program_.SetConstraintName(row_index,</div>
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<div class="line"><a id="l00211" name="l00211"></a><span class="lineno"> 211</span> SafeName(linear_constraints, i));</div>
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<div class="line"><a id="l00212" name="l00212"></a><span class="lineno"> 212</span> <a class="code hl_function" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&linear_constraints_, linear_constraints.ids(i),</div>
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<div class="line"><a id="l00213" name="l00213"></a><span class="lineno"> 213</span> row_index);</div>
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<div class="line"><a id="l00214" name="l00214"></a><span class="lineno"> 214</span> }</div>
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<div class="line"><a id="l00215" name="l00215"></a><span class="lineno"> 215</span>}</div>
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<div class="line"><a id="l00216" name="l00216"></a><span class="lineno"> 216</span> </div>
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<div class="line"><a id="l00217" name="l00217"></a><span class="lineno"> 217</span><span class="keywordtype">void</span> GlopSolver::SetOrUpdateObjectiveCoefficients(</div>
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<div class="line"><a id="l00218" name="l00218"></a><span class="lineno"> 218</span> <span class="keyword">const</span> SparseDoubleVectorProto& linear_objective_coefficients) {</div>
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<div class="line"><a id="l00219" name="l00219"></a><span class="lineno"> 219</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < linear_objective_coefficients.ids_size(); ++i) {</div>
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<div class="line"><a id="l00220" name="l00220"></a><span class="lineno"> 220</span> <span class="keyword">const</span> glop::ColIndex col_index =</div>
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<div class="line"><a id="l00221" name="l00221"></a><span class="lineno"> 221</span> variables_.at(linear_objective_coefficients.ids(i));</div>
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<div class="line"><a id="l00222" name="l00222"></a><span class="lineno"> 222</span> linear_program_.SetObjectiveCoefficient(</div>
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<div class="line"><a id="l00223" name="l00223"></a><span class="lineno"> 223</span> col_index, linear_objective_coefficients.values(i));</div>
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<div class="line"><a id="l00224" name="l00224"></a><span class="lineno"> 224</span> }</div>
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<div class="line"><a id="l00225" name="l00225"></a><span class="lineno"> 225</span>}</div>
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<div class="line"><a id="l00226" name="l00226"></a><span class="lineno"> 226</span> </div>
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<div class="line"><a id="l00227" name="l00227"></a><span class="lineno"> 227</span><span class="keywordtype">void</span> GlopSolver::SetOrUpdateConstraintMatrix(</div>
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<div class="line"><a id="l00228" name="l00228"></a><span class="lineno"> 228</span> <span class="keyword">const</span> SparseDoubleMatrixProto& linear_constraint_matrix) {</div>
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<div class="line"><a id="l00229" name="l00229"></a><span class="lineno"> 229</span> <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a1c3bab427ac8280d7b32019b88ec59b4">NumMatrixNonzeros</a>(linear_constraint_matrix); ++j) {</div>
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<div class="line"><a id="l00230" name="l00230"></a><span class="lineno"> 230</span> <span class="keyword">const</span> glop::ColIndex col_index =</div>
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<div class="line"><a id="l00231" name="l00231"></a><span class="lineno"> 231</span> variables_.at(linear_constraint_matrix.column_ids(j));</div>
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<div class="line"><a id="l00232" name="l00232"></a><span class="lineno"> 232</span> <span class="keyword">const</span> glop::RowIndex row_index =</div>
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<div class="line"><a id="l00233" name="l00233"></a><span class="lineno"> 233</span> linear_constraints_.at(linear_constraint_matrix.row_ids(j));</div>
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<div class="line"><a id="l00234" name="l00234"></a><span class="lineno"> 234</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a> = linear_constraint_matrix.coefficients(j);</div>
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<div class="line"><a id="l00235" name="l00235"></a><span class="lineno"> 235</span> linear_program_.SetCoefficient(row_index, col_index, <a class="code hl_variable" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>);</div>
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<div class="line"><a id="l00236" name="l00236"></a><span class="lineno"> 236</span> }</div>
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<div class="line"><a id="l00237" name="l00237"></a><span class="lineno"> 237</span>}</div>
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<div class="line"><a id="l00238" name="l00238"></a><span class="lineno"> 238</span> </div>
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<div class="line"><a id="l00239" name="l00239"></a><span class="lineno"> 239</span><span class="keywordtype">void</span> GlopSolver::UpdateVariableBounds(</div>
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<div class="line"><a id="l00240" name="l00240"></a><span class="lineno"> 240</span> <span class="keyword">const</span> VariableUpdatesProto& variable_updates) {</div>
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<div class="line"><a id="l00241" name="l00241"></a><span class="lineno"> 241</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, lb] : <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(variable_updates.lower_bounds())) {</div>
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<div class="line"><a id="l00242" name="l00242"></a><span class="lineno"> 242</span> <span class="keyword">const</span> <span class="keyword">auto</span> col_index = variables_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00243" name="l00243"></a><span class="lineno"> 243</span> linear_program_.SetVariableBounds(</div>
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<div class="line"><a id="l00244" name="l00244"></a><span class="lineno"> 244</span> col_index, lb, linear_program_.variable_upper_bounds()[col_index]);</div>
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<div class="line"><a id="l00245" name="l00245"></a><span class="lineno"> 245</span> }</div>
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<div class="line"><a id="l00246" name="l00246"></a><span class="lineno"> 246</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, ub] : <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(variable_updates.upper_bounds())) {</div>
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<div class="line"><a id="l00247" name="l00247"></a><span class="lineno"> 247</span> <span class="keyword">const</span> <span class="keyword">auto</span> col_index = variables_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00248" name="l00248"></a><span class="lineno"> 248</span> linear_program_.SetVariableBounds(</div>
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<div class="line"><a id="l00249" name="l00249"></a><span class="lineno"> 249</span> col_index, linear_program_.variable_lower_bounds()[col_index], ub);</div>
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<div class="line"><a id="l00250" name="l00250"></a><span class="lineno"> 250</span> }</div>
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<div class="line"><a id="l00251" name="l00251"></a><span class="lineno"> 251</span>}</div>
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<div class="line"><a id="l00252" name="l00252"></a><span class="lineno"> 252</span> </div>
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<div class="line"><a id="l00253" name="l00253"></a><span class="lineno"> 253</span><span class="keywordtype">void</span> GlopSolver::UpdateLinearConstraintBounds(</div>
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<div class="line"><a id="l00254" name="l00254"></a><span class="lineno"> 254</span> <span class="keyword">const</span> LinearConstraintUpdatesProto& linear_constraint_updates) {</div>
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<div class="line"><a id="l00255" name="l00255"></a><span class="lineno"> 255</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, lb] :</div>
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<div class="line"><a id="l00256" name="l00256"></a><span class="lineno"> 256</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(linear_constraint_updates.lower_bounds())) {</div>
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<div class="line"><a id="l00257" name="l00257"></a><span class="lineno"> 257</span> <span class="keyword">const</span> <span class="keyword">auto</span> row_index = linear_constraints_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00258" name="l00258"></a><span class="lineno"> 258</span> linear_program_.SetConstraintBounds(</div>
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<div class="line"><a id="l00259" name="l00259"></a><span class="lineno"> 259</span> row_index, lb, linear_program_.constraint_upper_bounds()[row_index]);</div>
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<div class="line"><a id="l00260" name="l00260"></a><span class="lineno"> 260</span> }</div>
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<div class="line"><a id="l00261" name="l00261"></a><span class="lineno"> 261</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, ub] :</div>
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<div class="line"><a id="l00262" name="l00262"></a><span class="lineno"> 262</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(linear_constraint_updates.upper_bounds())) {</div>
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<div class="line"><a id="l00263" name="l00263"></a><span class="lineno"> 263</span> <span class="keyword">const</span> <span class="keyword">auto</span> row_index = linear_constraints_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a id="l00264" name="l00264"></a><span class="lineno"> 264</span> linear_program_.SetConstraintBounds(</div>
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<div class="line"><a id="l00265" name="l00265"></a><span class="lineno"> 265</span> row_index, linear_program_.constraint_lower_bounds()[row_index], ub);</div>
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<div class="line"><a id="l00266" name="l00266"></a><span class="lineno"> 266</span> }</div>
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<div class="line"><a id="l00267" name="l00267"></a><span class="lineno"> 267</span>}</div>
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<div class="line"><a id="l00268" name="l00268"></a><span class="lineno"> 268</span> </div>
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<div class="line"><a id="l00269" name="l00269"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#aad86f7817e44f1442cbf32f2367a0c70"> 269</a></span>absl::StatusOr<glop::GlopParameters> GlopSolver::MergeSolveParameters(</div>
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<div class="line"><a id="l00270" name="l00270"></a><span class="lineno"> 270</span> <span class="keyword">const</span> SolveParametersProto& solver_parameters,</div>
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<div class="line"><a id="l00271" name="l00271"></a><span class="lineno"> 271</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> setting_initial_basis, <span class="keyword">const</span> <span class="keywordtype">bool</span> has_message_callback) {</div>
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<div class="line"><a id="l00272" name="l00272"></a><span class="lineno"> 272</span> glop::GlopParameters result = solver_parameters.glop();</div>
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<div class="line"><a id="l00273" name="l00273"></a><span class="lineno"> 273</span> std::vector<std::string> warnings;</div>
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<div class="line"><a id="l00274" name="l00274"></a><span class="lineno"> 274</span> <span class="keywordflow">if</span> (!result.has_max_time_in_seconds() && solver_parameters.has_time_limit()) {</div>
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<div class="line"><a id="l00275" name="l00275"></a><span class="lineno"> 275</span> <span class="keyword">const</span> absl::Duration <a class="code hl_variable" href="cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21">time_limit</a> =</div>
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<div class="line"><a id="l00276" name="l00276"></a><span class="lineno"> 276</span> <a class="code hl_function" href="namespaceutil__time.html#a801584734c5b3898f94cf932202b2eb7">util_time::DecodeGoogleApiProto</a>(solver_parameters.time_limit()).value();</div>
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<div class="line"><a id="l00277" name="l00277"></a><span class="lineno"> 277</span> result.set_max_time_in_seconds(absl::ToDoubleSeconds(<a class="code hl_variable" href="cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21">time_limit</a>));</div>
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<div class="line"><a id="l00278" name="l00278"></a><span class="lineno"> 278</span> }</div>
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<div class="line"><a id="l00279" name="l00279"></a><span class="lineno"> 279</span> <span class="keywordflow">if</span> (has_message_callback) {</div>
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<div class="line"><a id="l00280" name="l00280"></a><span class="lineno"> 280</span> <span class="comment">// If we have a message callback, we must set log_search_progress to get any</span></div>
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<div class="line"><a id="l00281" name="l00281"></a><span class="lineno"> 281</span> <span class="comment">// logs. We ignore the user's input on specific solver parameters here since</span></div>
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<div class="line"><a id="l00282" name="l00282"></a><span class="lineno"> 282</span> <span class="comment">// it would be confusing to accept a callback but never call it.</span></div>
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<div class="line"><a id="l00283" name="l00283"></a><span class="lineno"> 283</span> result.set_log_search_progress(<span class="keyword">true</span>);</div>
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<div class="line"><a id="l00284" name="l00284"></a><span class="lineno"> 284</span> </div>
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<div class="line"><a id="l00285" name="l00285"></a><span class="lineno"> 285</span> <span class="comment">// We don't want the logs to be also printed to stdout when we have a</span></div>
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<div class="line"><a id="l00286" name="l00286"></a><span class="lineno"> 286</span> <span class="comment">// message callback. Here we ignore the user input since message callback</span></div>
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<div class="line"><a id="l00287" name="l00287"></a><span class="lineno"> 287</span> <span class="comment">// can be used in the context of a server and printing to stdout could be a</span></div>
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<div class="line"><a id="l00288" name="l00288"></a><span class="lineno"> 288</span> <span class="comment">// problem.</span></div>
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<div class="line"><a id="l00289" name="l00289"></a><span class="lineno"> 289</span> result.set_log_to_stdout(<span class="keyword">false</span>);</div>
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<div class="line"><a id="l00290" name="l00290"></a><span class="lineno"> 290</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!result.has_log_search_progress()) {</div>
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<div class="line"><a id="l00291" name="l00291"></a><span class="lineno"> 291</span> result.set_log_search_progress(solver_parameters.enable_output());</div>
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<div class="line"><a id="l00292" name="l00292"></a><span class="lineno"> 292</span> }</div>
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<div class="line"><a id="l00293" name="l00293"></a><span class="lineno"> 293</span> <span class="keywordflow">if</span> (!result.has_num_omp_threads() && solver_parameters.has_threads()) {</div>
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<div class="line"><a id="l00294" name="l00294"></a><span class="lineno"> 294</span> result.set_num_omp_threads(solver_parameters.threads());</div>
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<div class="line"><a id="l00295" name="l00295"></a><span class="lineno"> 295</span> }</div>
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<div class="line"><a id="l00296" name="l00296"></a><span class="lineno"> 296</span> <span class="keywordflow">if</span> (!result.has_random_seed() && solver_parameters.has_random_seed()) {</div>
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<div class="line"><a id="l00297" name="l00297"></a><span class="lineno"> 297</span> <span class="keyword">const</span> <span class="keywordtype">int</span> random_seed = <a class="code hl_variable" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(0, solver_parameters.random_seed());</div>
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<div class="line"><a id="l00298" name="l00298"></a><span class="lineno"> 298</span> result.set_random_seed(random_seed);</div>
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<div class="line"><a id="l00299" name="l00299"></a><span class="lineno"> 299</span> }</div>
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<div class="line"><a id="l00300" name="l00300"></a><span class="lineno"> 300</span> <span class="keywordflow">if</span> (!result.has_max_number_of_iterations() &&</div>
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<div class="line"><a id="l00301" name="l00301"></a><span class="lineno"> 301</span> solver_parameters.iteration_limit()) {</div>
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<div class="line"><a id="l00302" name="l00302"></a><span class="lineno"> 302</span> result.set_max_number_of_iterations(solver_parameters.iteration_limit());</div>
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<div class="line"><a id="l00303" name="l00303"></a><span class="lineno"> 303</span> }</div>
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<div class="line"><a id="l00304" name="l00304"></a><span class="lineno"> 304</span> <span class="keywordflow">if</span> (solver_parameters.has_node_limit()) {</div>
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<div class="line"><a id="l00305" name="l00305"></a><span class="lineno"> 305</span> warnings.emplace_back(<span class="stringliteral">"GLOP does snot support 'node_limit' parameter"</span>);</div>
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<div class="line"><a id="l00306" name="l00306"></a><span class="lineno"> 306</span> }</div>
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<div class="line"><a id="l00307" name="l00307"></a><span class="lineno"> 307</span> <span class="keywordflow">if</span> (!result.has_use_dual_simplex() &&</div>
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<div class="line"><a id="l00308" name="l00308"></a><span class="lineno"> 308</span> solver_parameters.lp_algorithm() != LP_ALGORITHM_UNSPECIFIED) {</div>
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<div class="line"><a id="l00309" name="l00309"></a><span class="lineno"> 309</span> <span class="keywordflow">switch</span> (solver_parameters.lp_algorithm()) {</div>
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<div class="line"><a id="l00310" name="l00310"></a><span class="lineno"> 310</span> <span class="keywordflow">case</span> LP_ALGORITHM_PRIMAL_SIMPLEX:</div>
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<div class="line"><a id="l00311" name="l00311"></a><span class="lineno"> 311</span> result.set_use_dual_simplex(<span class="keyword">false</span>);</div>
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<div class="line"><a id="l00312" name="l00312"></a><span class="lineno"> 312</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00313" name="l00313"></a><span class="lineno"> 313</span> <span class="keywordflow">case</span> LP_ALGORITHM_DUAL_SIMPLEX:</div>
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<div class="line"><a id="l00314" name="l00314"></a><span class="lineno"> 314</span> result.set_use_dual_simplex(<span class="keyword">true</span>);</div>
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<div class="line"><a id="l00315" name="l00315"></a><span class="lineno"> 315</span> <span class="keywordflow">break</span>;</div>
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<div class="line"><a id="l00316" name="l00316"></a><span class="lineno"> 316</span> <span class="keywordflow">case</span> LP_ALGORITHM_BARRIER:</div>
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<div class="line"><a id="l00317" name="l00317"></a><span class="lineno"> 317</span> warnings.emplace_back(</div>
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<div class="line"><a id="l00318" name="l00318"></a><span class="lineno"> 318</span> <span class="stringliteral">"GLOP does not support 'LP_ALGORITHM_BARRIER' value for "</span></div>
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<div class="line"><a id="l00319" name="l00319"></a><span class="lineno"> 319</span> <span class="stringliteral">"'lp_algorithm' parameter."</span>);</div>
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<div class="line"><a id="l00320" name="l00320"></a><span class="lineno"> 320</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00321" name="l00321"></a><span class="lineno"> 321</span> <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a id="l00322" name="l00322"></a><span class="lineno"> 322</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"LPAlgorithm: "</span></div>
|
|
<div class="line"><a id="l00323" name="l00323"></a><span class="lineno"> 323</span> << <a class="code hl_function" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(solver_parameters.lp_algorithm())</div>
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|
<div class="line"><a id="l00324" name="l00324"></a><span class="lineno"> 324</span> << <span class="stringliteral">" unknown, error setting GLOP parameters"</span>;</div>
|
|
<div class="line"><a id="l00325" name="l00325"></a><span class="lineno"> 325</span> }</div>
|
|
<div class="line"><a id="l00326" name="l00326"></a><span class="lineno"> 326</span> }</div>
|
|
<div class="line"><a id="l00327" name="l00327"></a><span class="lineno"> 327</span> <span class="keywordflow">if</span> (!result.has_use_scaling() && !result.has_scaling_method() &&</div>
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|
<div class="line"><a id="l00328" name="l00328"></a><span class="lineno"> 328</span> solver_parameters.scaling() != EMPHASIS_UNSPECIFIED) {</div>
|
|
<div class="line"><a id="l00329" name="l00329"></a><span class="lineno"> 329</span> <span class="keywordflow">switch</span> (solver_parameters.scaling()) {</div>
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|
<div class="line"><a id="l00330" name="l00330"></a><span class="lineno"> 330</span> <span class="keywordflow">case</span> EMPHASIS_OFF:</div>
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|
<div class="line"><a id="l00331" name="l00331"></a><span class="lineno"> 331</span> result.set_use_scaling(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00332" name="l00332"></a><span class="lineno"> 332</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00333" name="l00333"></a><span class="lineno"> 333</span> <span class="keywordflow">case</span> EMPHASIS_LOW:</div>
|
|
<div class="line"><a id="l00334" name="l00334"></a><span class="lineno"> 334</span> <span class="keywordflow">case</span> EMPHASIS_MEDIUM:</div>
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|
<div class="line"><a id="l00335" name="l00335"></a><span class="lineno"> 335</span> result.set_use_scaling(<span class="keyword">true</span>);</div>
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|
<div class="line"><a id="l00336" name="l00336"></a><span class="lineno"> 336</span> result.set_scaling_method(glop::GlopParameters::EQUILIBRATION);</div>
|
|
<div class="line"><a id="l00337" name="l00337"></a><span class="lineno"> 337</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00338" name="l00338"></a><span class="lineno"> 338</span> <span class="keywordflow">case</span> EMPHASIS_HIGH:</div>
|
|
<div class="line"><a id="l00339" name="l00339"></a><span class="lineno"> 339</span> <span class="keywordflow">case</span> EMPHASIS_VERY_HIGH:</div>
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|
<div class="line"><a id="l00340" name="l00340"></a><span class="lineno"> 340</span> result.set_use_scaling(<span class="keyword">true</span>);</div>
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|
<div class="line"><a id="l00341" name="l00341"></a><span class="lineno"> 341</span> result.set_scaling_method(glop::GlopParameters::LINEAR_PROGRAM);</div>
|
|
<div class="line"><a id="l00342" name="l00342"></a><span class="lineno"> 342</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00343" name="l00343"></a><span class="lineno"> 343</span> <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a id="l00344" name="l00344"></a><span class="lineno"> 344</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Scaling emphasis: "</span></div>
|
|
<div class="line"><a id="l00345" name="l00345"></a><span class="lineno"> 345</span> << <a class="code hl_function" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(solver_parameters.scaling())</div>
|
|
<div class="line"><a id="l00346" name="l00346"></a><span class="lineno"> 346</span> << <span class="stringliteral">" unknown, error setting GLOP parameters"</span>;</div>
|
|
<div class="line"><a id="l00347" name="l00347"></a><span class="lineno"> 347</span> }</div>
|
|
<div class="line"><a id="l00348" name="l00348"></a><span class="lineno"> 348</span> }</div>
|
|
<div class="line"><a id="l00349" name="l00349"></a><span class="lineno"> 349</span> <span class="keywordflow">if</span> (setting_initial_basis) {</div>
|
|
<div class="line"><a id="l00350" name="l00350"></a><span class="lineno"> 350</span> result.set_use_preprocessing(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00351" name="l00351"></a><span class="lineno"> 351</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (!result.has_use_preprocessing() &&</div>
|
|
<div class="line"><a id="l00352" name="l00352"></a><span class="lineno"> 352</span> solver_parameters.presolve() != EMPHASIS_UNSPECIFIED) {</div>
|
|
<div class="line"><a id="l00353" name="l00353"></a><span class="lineno"> 353</span> <span class="keywordflow">switch</span> (solver_parameters.presolve()) {</div>
|
|
<div class="line"><a id="l00354" name="l00354"></a><span class="lineno"> 354</span> <span class="keywordflow">case</span> EMPHASIS_OFF:</div>
|
|
<div class="line"><a id="l00355" name="l00355"></a><span class="lineno"> 355</span> result.set_use_preprocessing(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a id="l00356" name="l00356"></a><span class="lineno"> 356</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00357" name="l00357"></a><span class="lineno"> 357</span> <span class="keywordflow">case</span> EMPHASIS_LOW:</div>
|
|
<div class="line"><a id="l00358" name="l00358"></a><span class="lineno"> 358</span> <span class="keywordflow">case</span> EMPHASIS_MEDIUM:</div>
|
|
<div class="line"><a id="l00359" name="l00359"></a><span class="lineno"> 359</span> <span class="keywordflow">case</span> EMPHASIS_HIGH:</div>
|
|
<div class="line"><a id="l00360" name="l00360"></a><span class="lineno"> 360</span> <span class="keywordflow">case</span> EMPHASIS_VERY_HIGH:</div>
|
|
<div class="line"><a id="l00361" name="l00361"></a><span class="lineno"> 361</span> result.set_use_preprocessing(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a id="l00362" name="l00362"></a><span class="lineno"> 362</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00363" name="l00363"></a><span class="lineno"> 363</span> <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a id="l00364" name="l00364"></a><span class="lineno"> 364</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Presolve emphasis: "</span></div>
|
|
<div class="line"><a id="l00365" name="l00365"></a><span class="lineno"> 365</span> << <a class="code hl_function" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(solver_parameters.presolve())</div>
|
|
<div class="line"><a id="l00366" name="l00366"></a><span class="lineno"> 366</span> << <span class="stringliteral">" unknown, error setting GLOP parameters"</span>;</div>
|
|
<div class="line"><a id="l00367" name="l00367"></a><span class="lineno"> 367</span> }</div>
|
|
<div class="line"><a id="l00368" name="l00368"></a><span class="lineno"> 368</span> }</div>
|
|
<div class="line"><a id="l00369" name="l00369"></a><span class="lineno"> 369</span> <span class="keywordflow">if</span> (solver_parameters.cuts() != EMPHASIS_UNSPECIFIED) {</div>
|
|
<div class="line"><a id="l00370" name="l00370"></a><span class="lineno"> 370</span> warnings.push_back(absl::StrCat(</div>
|
|
<div class="line"><a id="l00371" name="l00371"></a><span class="lineno"> 371</span> <span class="stringliteral">"GLOP does not support 'cuts' parameters, but cuts was set to: "</span>,</div>
|
|
<div class="line"><a id="l00372" name="l00372"></a><span class="lineno"> 372</span> <a class="code hl_function" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(solver_parameters.cuts())));</div>
|
|
<div class="line"><a id="l00373" name="l00373"></a><span class="lineno"> 373</span> }</div>
|
|
<div class="line"><a id="l00374" name="l00374"></a><span class="lineno"> 374</span> <span class="keywordflow">if</span> (solver_parameters.heuristics() != EMPHASIS_UNSPECIFIED) {</div>
|
|
<div class="line"><a id="l00375" name="l00375"></a><span class="lineno"> 375</span> warnings.push_back(</div>
|
|
<div class="line"><a id="l00376" name="l00376"></a><span class="lineno"> 376</span> absl::StrCat(<span class="stringliteral">"GLOP does not support 'heuristics' parameter, but "</span></div>
|
|
<div class="line"><a id="l00377" name="l00377"></a><span class="lineno"> 377</span> <span class="stringliteral">"heuristics was set to: "</span>,</div>
|
|
<div class="line"><a id="l00378" name="l00378"></a><span class="lineno"> 378</span> <a class="code hl_function" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(solver_parameters.heuristics())));</div>
|
|
<div class="line"><a id="l00379" name="l00379"></a><span class="lineno"> 379</span> }</div>
|
|
<div class="line"><a id="l00380" name="l00380"></a><span class="lineno"> 380</span> <span class="keywordflow">if</span> (solver_parameters.has_cutoff_limit()) {</div>
|
|
<div class="line"><a id="l00381" name="l00381"></a><span class="lineno"> 381</span> warnings.push_back(<span class="stringliteral">"GLOP does not support 'cutoff_limit' parameter"</span>);</div>
|
|
<div class="line"><a id="l00382" name="l00382"></a><span class="lineno"> 382</span> }</div>
|
|
<div class="line"><a id="l00383" name="l00383"></a><span class="lineno"> 383</span> <span class="keywordflow">if</span> (solver_parameters.has_objective_limit()) {</div>
|
|
<div class="line"><a id="l00384" name="l00384"></a><span class="lineno"> 384</span> warnings.push_back(<span class="stringliteral">"GLOP does not support 'objective_limit' parameter"</span>);</div>
|
|
<div class="line"><a id="l00385" name="l00385"></a><span class="lineno"> 385</span> }</div>
|
|
<div class="line"><a id="l00386" name="l00386"></a><span class="lineno"> 386</span> <span class="keywordflow">if</span> (solver_parameters.has_best_bound_limit()) {</div>
|
|
<div class="line"><a id="l00387" name="l00387"></a><span class="lineno"> 387</span> warnings.push_back(<span class="stringliteral">"GLOP does not support 'best_bound_limit' parameter"</span>);</div>
|
|
<div class="line"><a id="l00388" name="l00388"></a><span class="lineno"> 388</span> }</div>
|
|
<div class="line"><a id="l00389" name="l00389"></a><span class="lineno"> 389</span> <span class="keywordflow">if</span> (solver_parameters.has_solution_limit()) {</div>
|
|
<div class="line"><a id="l00390" name="l00390"></a><span class="lineno"> 390</span> warnings.push_back(<span class="stringliteral">"GLOP does not support 'solution_limit' parameter"</span>);</div>
|
|
<div class="line"><a id="l00391" name="l00391"></a><span class="lineno"> 391</span> }</div>
|
|
<div class="line"><a id="l00392" name="l00392"></a><span class="lineno"> 392</span> <span class="keywordflow">if</span> (!warnings.empty()) {</div>
|
|
<div class="line"><a id="l00393" name="l00393"></a><span class="lineno"> 393</span> <span class="keywordflow">return</span> absl::InvalidArgumentError(absl::StrJoin(warnings, <span class="stringliteral">"; "</span>));</div>
|
|
<div class="line"><a id="l00394" name="l00394"></a><span class="lineno"> 394</span> }</div>
|
|
<div class="line"><a id="l00395" name="l00395"></a><span class="lineno"> 395</span> <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a id="l00396" name="l00396"></a><span class="lineno"> 396</span>}</div>
|
|
<div class="line"><a id="l00397" name="l00397"></a><span class="lineno"> 397</span> </div>
|
|
<div class="line"><a id="l00398" name="l00398"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a1dcbb1374e91747a2db097361b091c8b"> 398</a></span><span class="keywordtype">bool</span> GlopSolver::CanUpdate(<span class="keyword">const</span> ModelUpdateProto& model_update) {</div>
|
|
<div class="line"><a id="l00399" name="l00399"></a><span class="lineno"> 399</span> <span class="keywordflow">return</span> model_update.objective_updates()</div>
|
|
<div class="line"><a id="l00400" name="l00400"></a><span class="lineno"> 400</span> .quadratic_coefficients()</div>
|
|
<div class="line"><a id="l00401" name="l00401"></a><span class="lineno"> 401</span> .row_ids()</div>
|
|
<div class="line"><a id="l00402" name="l00402"></a><span class="lineno"> 402</span> .empty();</div>
|
|
<div class="line"><a id="l00403" name="l00403"></a><span class="lineno"> 403</span>}</div>
|
|
<div class="line"><a id="l00404" name="l00404"></a><span class="lineno"> 404</span> </div>
|
|
<div class="line"><a id="l00405" name="l00405"></a><span class="lineno"> 405</span><span class="keyword">template</span> <<span class="keyword">typename</span> IndexType></div>
|
|
<div class="line"><a id="l00406" name="l00406"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535"> 406</a></span>SparseDoubleVectorProto <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
|
|
<div class="line"><a id="l00407" name="l00407"></a><span class="lineno"> 407</span> <span class="keyword">const</span> std::vector<int64_t>& ids_in_order,</div>
|
|
<div class="line"><a id="l00408" name="l00408"></a><span class="lineno"> 408</span> <span class="keyword">const</span> absl::flat_hash_map<int64_t, IndexType>& id_map,</div>
|
|
<div class="line"><a id="l00409" name="l00409"></a><span class="lineno"> 409</span> <span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<IndexType, glop::Fractional></a>& values,</div>
|
|
<div class="line"><a id="l00410" name="l00410"></a><span class="lineno"> 410</span> <span class="keyword">const</span> SparseVectorFilterProto& filter) {</div>
|
|
<div class="line"><a id="l00411" name="l00411"></a><span class="lineno"> 411</span> <a class="code hl_class" href="classoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate.html">SparseVectorFilterPredicate</a> predicate(filter);</div>
|
|
<div class="line"><a id="l00412" name="l00412"></a><span class="lineno"> 412</span> SparseDoubleVectorProto result;</div>
|
|
<div class="line"><a id="l00413" name="l00413"></a><span class="lineno"> 413</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t variable_id : ids_in_order) {</div>
|
|
<div class="line"><a id="l00414" name="l00414"></a><span class="lineno"> 414</span> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> = values[id_map.at(variable_id)];</div>
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|
<div class="line"><a id="l00415" name="l00415"></a><span class="lineno"> 415</span> <span class="keywordflow">if</span> (predicate.<a class="code hl_function" href="classoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate.html#ac85e9cc171a845c8fe097f9306544181">AcceptsAndUpdate</a>(variable_id, <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>)) {</div>
|
|
<div class="line"><a id="l00416" name="l00416"></a><span class="lineno"> 416</span> result.add_ids(variable_id);</div>
|
|
<div class="line"><a id="l00417" name="l00417"></a><span class="lineno"> 417</span> result.add_values(<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
|
|
<div class="line"><a id="l00418" name="l00418"></a><span class="lineno"> 418</span> }</div>
|
|
<div class="line"><a id="l00419" name="l00419"></a><span class="lineno"> 419</span> }</div>
|
|
<div class="line"><a id="l00420" name="l00420"></a><span class="lineno"> 420</span> <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a id="l00421" name="l00421"></a><span class="lineno"> 421</span>}</div>
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|
<div class="line"><a id="l00422" name="l00422"></a><span class="lineno"> 422</span> </div>
|
|
<div class="line"><a id="l00423" name="l00423"></a><span class="lineno"> 423</span><span class="comment">// ValueType should be glop's VariableStatus or ConstraintStatus.</span></div>
|
|
<div class="line"><a id="l00424" name="l00424"></a><span class="lineno"> 424</span><span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
|
|
<div class="line"><a id="l00425" name="l00425"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a55fb38df4be2b4a6e933fbbd6c2cd2d0"> 425</a></span>BasisStatusProto <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a55fb38df4be2b4a6e933fbbd6c2cd2d0">FromGlopBasisStatus</a>(<span class="keyword">const</span> ValueType glop_basis_status) {</div>
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|
<div class="line"><a id="l00426" name="l00426"></a><span class="lineno"> 426</span> <span class="keywordflow">switch</span> (glop_basis_status) {</div>
|
|
<div class="line"><a id="l00427" name="l00427"></a><span class="lineno"> 427</span> <span class="keywordflow">case</span> ValueType::BASIC:</div>
|
|
<div class="line"><a id="l00428" name="l00428"></a><span class="lineno"> 428</span> <span class="keywordflow">return</span> BasisStatusProto::BASIS_STATUS_BASIC;</div>
|
|
<div class="line"><a id="l00429" name="l00429"></a><span class="lineno"> 429</span> <span class="keywordflow">case</span> ValueType::FIXED_VALUE:</div>
|
|
<div class="line"><a id="l00430" name="l00430"></a><span class="lineno"> 430</span> <span class="keywordflow">return</span> BasisStatusProto::BASIS_STATUS_FIXED_VALUE;</div>
|
|
<div class="line"><a id="l00431" name="l00431"></a><span class="lineno"> 431</span> <span class="keywordflow">case</span> ValueType::AT_LOWER_BOUND:</div>
|
|
<div class="line"><a id="l00432" name="l00432"></a><span class="lineno"> 432</span> <span class="keywordflow">return</span> BasisStatusProto::BASIS_STATUS_AT_LOWER_BOUND;</div>
|
|
<div class="line"><a id="l00433" name="l00433"></a><span class="lineno"> 433</span> <span class="keywordflow">case</span> ValueType::AT_UPPER_BOUND:</div>
|
|
<div class="line"><a id="l00434" name="l00434"></a><span class="lineno"> 434</span> <span class="keywordflow">return</span> BasisStatusProto::BASIS_STATUS_AT_UPPER_BOUND;</div>
|
|
<div class="line"><a id="l00435" name="l00435"></a><span class="lineno"> 435</span> <span class="keywordflow">case</span> ValueType::FREE:</div>
|
|
<div class="line"><a id="l00436" name="l00436"></a><span class="lineno"> 436</span> <span class="keywordflow">return</span> BasisStatusProto::BASIS_STATUS_FREE;</div>
|
|
<div class="line"><a id="l00437" name="l00437"></a><span class="lineno"> 437</span> }</div>
|
|
<div class="line"><a id="l00438" name="l00438"></a><span class="lineno"> 438</span> <span class="keywordflow">return</span> BasisStatusProto::BASIS_STATUS_UNSPECIFIED;</div>
|
|
<div class="line"><a id="l00439" name="l00439"></a><span class="lineno"> 439</span>}</div>
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|
<div class="line"><a id="l00440" name="l00440"></a><span class="lineno"> 440</span> </div>
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|
<div class="line"><a id="l00441" name="l00441"></a><span class="lineno"> 441</span><span class="keyword">template</span> <<span class="keyword">typename</span> IndexType, <span class="keyword">typename</span> ValueType></div>
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<div class="line"><a id="l00442" name="l00442"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#af7a6f14baf994a27e663ec535c32d199"> 442</a></span>SparseBasisStatusVector <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#af7a6f14baf994a27e663ec535c32d199">FillSparseBasisStatusVector</a>(</div>
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<div class="line"><a id="l00443" name="l00443"></a><span class="lineno"> 443</span> <span class="keyword">const</span> std::vector<int64_t>& ids_in_order,</div>
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<div class="line"><a id="l00444" name="l00444"></a><span class="lineno"> 444</span> <span class="keyword">const</span> absl::flat_hash_map<int64_t, IndexType>& id_map,</div>
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<div class="line"><a id="l00445" name="l00445"></a><span class="lineno"> 445</span> <span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<IndexType, ValueType></a>& values) {</div>
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<div class="line"><a id="l00446" name="l00446"></a><span class="lineno"> 446</span> SparseBasisStatusVector result;</div>
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<div class="line"><a id="l00447" name="l00447"></a><span class="lineno"> 447</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t variable_id : ids_in_order) {</div>
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<div class="line"><a id="l00448" name="l00448"></a><span class="lineno"> 448</span> <span class="keyword">const</span> ValueType <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> = values[id_map.at(variable_id)];</div>
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<div class="line"><a id="l00449" name="l00449"></a><span class="lineno"> 449</span> result.add_ids(variable_id);</div>
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<div class="line"><a id="l00450" name="l00450"></a><span class="lineno"> 450</span> result.add_values(<a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a55fb38df4be2b4a6e933fbbd6c2cd2d0">FromGlopBasisStatus</a>(<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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<div class="line"><a id="l00451" name="l00451"></a><span class="lineno"> 451</span> }</div>
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<div class="line"><a id="l00452" name="l00452"></a><span class="lineno"> 452</span> <span class="keywordflow">return</span> result;</div>
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<div class="line"><a id="l00453" name="l00453"></a><span class="lineno"> 453</span>}</div>
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<div class="line"><a id="l00454" name="l00454"></a><span class="lineno"> 454</span> </div>
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<div class="line"><a id="l00455" name="l00455"></a><span class="lineno"> 455</span><span class="comment">// ValueType should be glop's VariableStatus or ConstraintStatus.</span></div>
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<div class="line"><a id="l00456" name="l00456"></a><span class="lineno"> 456</span><span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a id="l00457" name="l00457"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a5ebe22725be1bb7e485f43794e10f766"> 457</a></span>ValueType <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a5ebe22725be1bb7e485f43794e10f766">ToGlopBasisStatus</a>(<span class="keyword">const</span> BasisStatusProto basis_status) {</div>
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<div class="line"><a id="l00458" name="l00458"></a><span class="lineno"> 458</span> <span class="keywordflow">switch</span> (basis_status) {</div>
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<div class="line"><a id="l00459" name="l00459"></a><span class="lineno"> 459</span> <span class="keywordflow">case</span> BASIS_STATUS_BASIC:</div>
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<div class="line"><a id="l00460" name="l00460"></a><span class="lineno"> 460</span> <span class="keywordflow">return</span> ValueType::BASIC;</div>
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<div class="line"><a id="l00461" name="l00461"></a><span class="lineno"> 461</span> <span class="keywordflow">case</span> BASIS_STATUS_FIXED_VALUE:</div>
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<div class="line"><a id="l00462" name="l00462"></a><span class="lineno"> 462</span> <span class="keywordflow">return</span> ValueType::FIXED_VALUE;</div>
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<div class="line"><a id="l00463" name="l00463"></a><span class="lineno"> 463</span> <span class="keywordflow">case</span> BASIS_STATUS_AT_LOWER_BOUND:</div>
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<div class="line"><a id="l00464" name="l00464"></a><span class="lineno"> 464</span> <span class="keywordflow">return</span> ValueType::AT_LOWER_BOUND;</div>
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<div class="line"><a id="l00465" name="l00465"></a><span class="lineno"> 465</span> <span class="keywordflow">case</span> BASIS_STATUS_AT_UPPER_BOUND:</div>
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<div class="line"><a id="l00466" name="l00466"></a><span class="lineno"> 466</span> <span class="keywordflow">return</span> ValueType::AT_UPPER_BOUND;</div>
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<div class="line"><a id="l00467" name="l00467"></a><span class="lineno"> 467</span> <span class="keywordflow">case</span> BASIS_STATUS_FREE:</div>
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<div class="line"><a id="l00468" name="l00468"></a><span class="lineno"> 468</span> <span class="keywordflow">return</span> ValueType::FREE;</div>
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<div class="line"><a id="l00469" name="l00469"></a><span class="lineno"> 469</span> <span class="keywordflow">default</span>:</div>
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<div class="line"><a id="l00470" name="l00470"></a><span class="lineno"> 470</span> <a class="code hl_define" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code hl_variable" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Unexpected invalid initial_basis."</span>;</div>
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<div class="line"><a id="l00471" name="l00471"></a><span class="lineno"> 471</span> <span class="keywordflow">return</span> ValueType::FREE;</div>
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<div class="line"><a id="l00472" name="l00472"></a><span class="lineno"> 472</span> }</div>
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<div class="line"><a id="l00473" name="l00473"></a><span class="lineno"> 473</span>}</div>
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<div class="line"><a id="l00474" name="l00474"></a><span class="lineno"> 474</span> </div>
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<div class="line"><a id="l00475" name="l00475"></a><span class="lineno"> 475</span><span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a id="l00476" name="l00476"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a661588c758c0277f3e60bef8d8a7e2c7"> 476</a></span>std::vector<int64_t> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a661588c758c0277f3e60bef8d8a7e2c7">GetSortedIs</a>(</div>
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<div class="line"><a id="l00477" name="l00477"></a><span class="lineno"> 477</span> <span class="keyword">const</span> absl::flat_hash_map<int64_t, T>& id_map) {</div>
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<div class="line"><a id="l00478" name="l00478"></a><span class="lineno"> 478</span> std::vector<int64_t> sorted;</div>
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<div class="line"><a id="l00479" name="l00479"></a><span class="lineno"> 479</span> sorted.reserve(id_map.size());</div>
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<div class="line"><a id="l00480" name="l00480"></a><span class="lineno"> 480</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : id_map) {</div>
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<div class="line"><a id="l00481" name="l00481"></a><span class="lineno"> 481</span> sorted.emplace_back(entry.first);</div>
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<div class="line"><a id="l00482" name="l00482"></a><span class="lineno"> 482</span> }</div>
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<div class="line"><a id="l00483" name="l00483"></a><span class="lineno"> 483</span> std::sort(sorted.begin(), sorted.end());</div>
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<div class="line"><a id="l00484" name="l00484"></a><span class="lineno"> 484</span> <span class="keywordflow">return</span> sorted;</div>
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<div class="line"><a id="l00485" name="l00485"></a><span class="lineno"> 485</span>}</div>
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<div class="line"><a id="l00486" name="l00486"></a><span class="lineno"> 486</span> </div>
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<div class="line"><a id="l00487" name="l00487"></a><span class="lineno"> 487</span><span class="comment">// Returns a vector of containing the MathOpt id of each row or column. Here T</span></div>
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<div class="line"><a id="l00488" name="l00488"></a><span class="lineno"> 488</span><span class="comment">// is either (Col|Row)Index and id_map is expected to be</span></div>
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<div class="line"><a id="l00489" name="l00489"></a><span class="lineno"> 489</span><span class="comment">// GlopSolver::(linear_constraints_|variables_).</span></div>
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<div class="line"><a id="l00490" name="l00490"></a><span class="lineno"> 490</span><span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a id="l00491" name="l00491"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a62e3dab60115f56d2af0e28ff7f446c8"> 491</a></span><a class="code hl_class" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<T, int64_t></a> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a62e3dab60115f56d2af0e28ff7f446c8">IndexToId</a>(</div>
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<div class="line"><a id="l00492" name="l00492"></a><span class="lineno"> 492</span> <span class="keyword">const</span> absl::flat_hash_map<int64_t, T>& id_map) {</div>
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<div class="line"><a id="l00493" name="l00493"></a><span class="lineno"> 493</span> <span class="comment">// Guard value used to identify not-yet-set elements of index_to_id.</span></div>
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<div class="line"><a id="l00494" name="l00494"></a><span class="lineno"> 494</span> <span class="keyword">constexpr</span> int64_t kEmptyId = -1;</div>
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<div class="line"><a id="l00495" name="l00495"></a><span class="lineno"> 495</span> <a class="code hl_class" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<T, int64_t></a> index_to_id(T(id_map.size()), kEmptyId);</div>
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<div class="line"><a id="l00496" name="l00496"></a><span class="lineno"> 496</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& [<span class="keywordtype">id</span>, <a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] : id_map) {</div>
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<div class="line"><a id="l00497" name="l00497"></a><span class="lineno"> 497</span> <a class="code hl_define" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> >= 0 && <a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> < index_to_id.<a class="code hl_function" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5">size</a>()) << <a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>;</div>
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<div class="line"><a id="l00498" name="l00498"></a><span class="lineno"> 498</span> <a class="code hl_define" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(index_to_id[<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>], kEmptyId);</div>
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<div class="line"><a id="l00499" name="l00499"></a><span class="lineno"> 499</span> index_to_id[<a class="code hl_variable" href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = id;</div>
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<div class="line"><a id="l00500" name="l00500"></a><span class="lineno"> 500</span> }</div>
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<div class="line"><a id="l00501" name="l00501"></a><span class="lineno"> 501</span> </div>
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<div class="line"><a id="l00502" name="l00502"></a><span class="lineno"> 502</span> <span class="comment">// At this point, index_to_id can't contain any kEmptyId values since</span></div>
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|
<div class="line"><a id="l00503" name="l00503"></a><span class="lineno"> 503</span> <span class="comment">// index_to_id.size() == id_map.size() and we modified id_map.size() elements</span></div>
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|
<div class="line"><a id="l00504" name="l00504"></a><span class="lineno"> 504</span> <span class="comment">// in the loop, after checking that the modified element was changed by a</span></div>
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|
<div class="line"><a id="l00505" name="l00505"></a><span class="lineno"> 505</span> <span class="comment">// previous iteration.</span></div>
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<div class="line"><a id="l00506" name="l00506"></a><span class="lineno"> 506</span> <span class="keywordflow">return</span> index_to_id;</div>
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<div class="line"><a id="l00507" name="l00507"></a><span class="lineno"> 507</span>}</div>
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<div class="line"><a id="l00508" name="l00508"></a><span class="lineno"> 508</span> </div>
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<div class="line"><a id="l00509" name="l00509"></a><span class="lineno"> 509</span>InvertedBounds GlopSolver::ListInvertedBounds()<span class="keyword"> const </span>{</div>
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<div class="line"><a id="l00510" name="l00510"></a><span class="lineno"> 510</span> <span class="comment">// Identify rows and columns by index first.</span></div>
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<div class="line"><a id="l00511" name="l00511"></a><span class="lineno"> 511</span> std::vector<glop::ColIndex> inverted_columns;</div>
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<div class="line"><a id="l00512" name="l00512"></a><span class="lineno"> 512</span> <span class="keyword">const</span> glop::ColIndex num_cols = linear_program_.num_variables();</div>
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<div class="line"><a id="l00513" name="l00513"></a><span class="lineno"> 513</span> <span class="keywordflow">for</span> (glop::ColIndex <a class="code hl_variable" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code hl_variable" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code hl_variable" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>) {</div>
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<div class="line"><a id="l00514" name="l00514"></a><span class="lineno"> 514</span> <span class="keywordflow">if</span> (linear_program_.variable_lower_bounds()[<a class="code hl_variable" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>] ></div>
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<div class="line"><a id="l00515" name="l00515"></a><span class="lineno"> 515</span> linear_program_.variable_upper_bounds()[<a class="code hl_variable" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>]) {</div>
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<div class="line"><a id="l00516" name="l00516"></a><span class="lineno"> 516</span> inverted_columns.<a class="code hl_function" href="classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b">push_back</a>(<a class="code hl_variable" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>);</div>
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<div class="line"><a id="l00517" name="l00517"></a><span class="lineno"> 517</span> }</div>
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<div class="line"><a id="l00518" name="l00518"></a><span class="lineno"> 518</span> }</div>
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<div class="line"><a id="l00519" name="l00519"></a><span class="lineno"> 519</span> std::vector<glop::RowIndex> inverted_rows;</div>
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<div class="line"><a id="l00520" name="l00520"></a><span class="lineno"> 520</span> <span class="keyword">const</span> glop::RowIndex num_rows = linear_program_.num_constraints();</div>
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<div class="line"><a id="l00521" name="l00521"></a><span class="lineno"> 521</span> <span class="keywordflow">for</span> (glop::RowIndex <a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>) {</div>
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<div class="line"><a id="l00522" name="l00522"></a><span class="lineno"> 522</span> <span class="keywordflow">if</span> (linear_program_.constraint_lower_bounds()[<a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>] ></div>
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<div class="line"><a id="l00523" name="l00523"></a><span class="lineno"> 523</span> linear_program_.constraint_upper_bounds()[<a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>]) {</div>
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<div class="line"><a id="l00524" name="l00524"></a><span class="lineno"> 524</span> inverted_rows.push_back(<a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>);</div>
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<div class="line"><a id="l00525" name="l00525"></a><span class="lineno"> 525</span> }</div>
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<div class="line"><a id="l00526" name="l00526"></a><span class="lineno"> 526</span> }</div>
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<div class="line"><a id="l00527" name="l00527"></a><span class="lineno"> 527</span> </div>
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<div class="line"><a id="l00528" name="l00528"></a><span class="lineno"> 528</span> <span class="comment">// Convert column/row indices into MathOpt ids. We avoid calling the expensive</span></div>
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<div class="line"><a id="l00529" name="l00529"></a><span class="lineno"> 529</span> <span class="comment">// IndexToId() when not necessary.</span></div>
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<div class="line"><a id="l00530" name="l00530"></a><span class="lineno"> 530</span> InvertedBounds inverted_bounds;</div>
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<div class="line"><a id="l00531" name="l00531"></a><span class="lineno"> 531</span> <span class="keywordflow">if</span> (!inverted_columns.empty()) {</div>
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<div class="line"><a id="l00532" name="l00532"></a><span class="lineno"> 532</span> <span class="keyword">const</span> glop::StrictITIVector<glop::ColIndex, int64_t> ids =</div>
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<div class="line"><a id="l00533" name="l00533"></a><span class="lineno"> 533</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a62e3dab60115f56d2af0e28ff7f446c8">IndexToId</a>(variables_);</div>
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<div class="line"><a id="l00534" name="l00534"></a><span class="lineno"> 534</span> <a class="code hl_define" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(ids.size(), num_cols);</div>
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<div class="line"><a id="l00535" name="l00535"></a><span class="lineno"> 535</span> inverted_bounds.variables.reserve(inverted_columns.size());</div>
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<div class="line"><a id="l00536" name="l00536"></a><span class="lineno"> 536</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> glop::ColIndex <a class="code hl_variable" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> : inverted_columns) {</div>
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<div class="line"><a id="l00537" name="l00537"></a><span class="lineno"> 537</span> inverted_bounds.variables.push_back(ids[<a class="code hl_variable" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>]);</div>
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<div class="line"><a id="l00538" name="l00538"></a><span class="lineno"> 538</span> }</div>
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<div class="line"><a id="l00539" name="l00539"></a><span class="lineno"> 539</span> }</div>
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<div class="line"><a id="l00540" name="l00540"></a><span class="lineno"> 540</span> <span class="keywordflow">if</span> (!inverted_rows.empty()) {</div>
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<div class="line"><a id="l00541" name="l00541"></a><span class="lineno"> 541</span> <span class="keyword">const</span> glop::StrictITIVector<glop::RowIndex, int64_t> ids =</div>
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<div class="line"><a id="l00542" name="l00542"></a><span class="lineno"> 542</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a62e3dab60115f56d2af0e28ff7f446c8">IndexToId</a>(linear_constraints_);</div>
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<div class="line"><a id="l00543" name="l00543"></a><span class="lineno"> 543</span> <a class="code hl_define" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(ids.size(), num_rows);</div>
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<div class="line"><a id="l00544" name="l00544"></a><span class="lineno"> 544</span> inverted_bounds.linear_constraints.reserve(inverted_rows.size());</div>
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<div class="line"><a id="l00545" name="l00545"></a><span class="lineno"> 545</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> glop::RowIndex <a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> : inverted_rows) {</div>
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<div class="line"><a id="l00546" name="l00546"></a><span class="lineno"> 546</span> inverted_bounds.linear_constraints.push_back(ids[<a class="code hl_variable" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>]);</div>
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<div class="line"><a id="l00547" name="l00547"></a><span class="lineno"> 547</span> }</div>
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<div class="line"><a id="l00548" name="l00548"></a><span class="lineno"> 548</span> }</div>
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<div class="line"><a id="l00549" name="l00549"></a><span class="lineno"> 549</span> </div>
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<div class="line"><a id="l00550" name="l00550"></a><span class="lineno"> 550</span> <span class="keywordflow">return</span> inverted_bounds;</div>
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<div class="line"><a id="l00551" name="l00551"></a><span class="lineno"> 551</span>}</div>
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<div class="line"><a id="l00552" name="l00552"></a><span class="lineno"> 552</span> </div>
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<div class="line"><a id="l00553" name="l00553"></a><span class="lineno"> 553</span><span class="keywordtype">void</span> GlopSolver::FillSolution(<span class="keyword">const</span> <a class="code hl_enumeration" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">glop::ProblemStatus</a> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>,</div>
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<div class="line"><a id="l00554" name="l00554"></a><span class="lineno"> 554</span> <span class="keyword">const</span> ModelSolveParametersProto& model_parameters,</div>
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<div class="line"><a id="l00555" name="l00555"></a><span class="lineno"> 555</span> SolveResultProto& solve_result) {</div>
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<div class="line"><a id="l00556" name="l00556"></a><span class="lineno"> 556</span> <span class="comment">// Meaningfull solutions are available if optimality is proven in</span></div>
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<div class="line"><a id="l00557" name="l00557"></a><span class="lineno"> 557</span> <span class="comment">// preprocessing or after 1 simplex iteration.</span></div>
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<div class="line"><a id="l00558" name="l00558"></a><span class="lineno"> 558</span> <span class="comment">// TODO(b/195295177): Discuss what to do with glop::ProblemStatus::IMPRECISE</span></div>
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<div class="line"><a id="l00559" name="l00559"></a><span class="lineno"> 559</span> <span class="comment">// looks like it may be set also when rays are imprecise.</span></div>
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<div class="line"><a id="l00560" name="l00560"></a><span class="lineno"> 560</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> phase_I_solution_available =</div>
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<div class="line"><a id="l00561" name="l00561"></a><span class="lineno"> 561</span> (<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> == glop::ProblemStatus::INIT) &&</div>
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<div class="line"><a id="l00562" name="l00562"></a><span class="lineno"> 562</span> (lp_solver_.GetNumberOfSimplexIterations() > 0);</div>
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<div class="line"><a id="l00563" name="l00563"></a><span class="lineno"> 563</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> != glop::ProblemStatus::OPTIMAL &&</div>
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<div class="line"><a id="l00564" name="l00564"></a><span class="lineno"> 564</span> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> != glop::ProblemStatus::PRIMAL_FEASIBLE &&</div>
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<div class="line"><a id="l00565" name="l00565"></a><span class="lineno"> 565</span> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> != glop::ProblemStatus::DUAL_FEASIBLE &&</div>
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<div class="line"><a id="l00566" name="l00566"></a><span class="lineno"> 566</span> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> != glop::ProblemStatus::PRIMAL_UNBOUNDED &&</div>
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<div class="line"><a id="l00567" name="l00567"></a><span class="lineno"> 567</span> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> != glop::ProblemStatus::DUAL_UNBOUNDED &&</div>
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<div class="line"><a id="l00568" name="l00568"></a><span class="lineno"> 568</span> !phase_I_solution_available) {</div>
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<div class="line"><a id="l00569" name="l00569"></a><span class="lineno"> 569</span> <span class="keywordflow">return</span>;</div>
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<div class="line"><a id="l00570" name="l00570"></a><span class="lineno"> 570</span> }</div>
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<div class="line"><a id="l00571" name="l00571"></a><span class="lineno"> 571</span> <span class="keyword">auto</span> sorted_variables = <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a661588c758c0277f3e60bef8d8a7e2c7">GetSortedIs</a>(variables_);</div>
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<div class="line"><a id="l00572" name="l00572"></a><span class="lineno"> 572</span> <span class="keyword">auto</span> sorted_constraints = <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a661588c758c0277f3e60bef8d8a7e2c7">GetSortedIs</a>(linear_constraints_);</div>
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<div class="line"><a id="l00573" name="l00573"></a><span class="lineno"> 573</span> SolutionProto* <span class="keyword">const</span> solution = solve_result.add_solutions();</div>
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<div class="line"><a id="l00574" name="l00574"></a><span class="lineno"> 574</span> BasisProto* <span class="keyword">const</span> basis = solution->mutable_basis();</div>
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<div class="line"><a id="l00575" name="l00575"></a><span class="lineno"> 575</span> PrimalSolutionProto* <span class="keyword">const</span> primal_solution =</div>
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<div class="line"><a id="l00576" name="l00576"></a><span class="lineno"> 576</span> solution->mutable_primal_solution();</div>
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<div class="line"><a id="l00577" name="l00577"></a><span class="lineno"> 577</span> DualSolutionProto* <span class="keyword">const</span> dual_solution = solution->mutable_dual_solution();</div>
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<div class="line"><a id="l00578" name="l00578"></a><span class="lineno"> 578</span> </div>
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<div class="line"><a id="l00579" name="l00579"></a><span class="lineno"> 579</span> <span class="comment">// Fill in feasibility statuses</span></div>
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<div class="line"><a id="l00580" name="l00580"></a><span class="lineno"> 580</span> <span class="comment">// Note: if we reach here and status != OPTIMAL, then at least 1 simplex</span></div>
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<div class="line"><a id="l00581" name="l00581"></a><span class="lineno"> 581</span> <span class="comment">// iteration has been executed.</span></div>
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<div class="line"><a id="l00582" name="l00582"></a><span class="lineno"> 582</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> == glop::ProblemStatus::OPTIMAL) {</div>
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<div class="line"><a id="l00583" name="l00583"></a><span class="lineno"> 583</span> primal_solution->set_feasibility_status(SOLUTION_STATUS_FEASIBLE);</div>
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<div class="line"><a id="l00584" name="l00584"></a><span class="lineno"> 584</span> basis->set_basic_dual_feasibility(SOLUTION_STATUS_FEASIBLE);</div>
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<div class="line"><a id="l00585" name="l00585"></a><span class="lineno"> 585</span> dual_solution->set_feasibility_status(SOLUTION_STATUS_FEASIBLE);</div>
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<div class="line"><a id="l00586" name="l00586"></a><span class="lineno"> 586</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> == glop::ProblemStatus::PRIMAL_FEASIBLE) {</div>
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<div class="line"><a id="l00587" name="l00587"></a><span class="lineno"> 587</span> <span class="comment">// Solve reached phase II of primal simplex and current basis is not</span></div>
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<div class="line"><a id="l00588" name="l00588"></a><span class="lineno"> 588</span> <span class="comment">// optimal. Hence basis is primal feasible, but cannot be dual feasible.</span></div>
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<div class="line"><a id="l00589" name="l00589"></a><span class="lineno"> 589</span> <span class="comment">// Dual solution could still be feasible as noted in</span></div>
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<div class="line"><a id="l00590" name="l00590"></a><span class="lineno"> 590</span> <span class="comment">// go/mathopt-basis-advanced#dualfeasibility</span></div>
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<div class="line"><a id="l00591" name="l00591"></a><span class="lineno"> 591</span> primal_solution->set_feasibility_status(SOLUTION_STATUS_FEASIBLE);</div>
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<div class="line"><a id="l00592" name="l00592"></a><span class="lineno"> 592</span> dual_solution->set_feasibility_status(SOLUTION_STATUS_UNDETERMINED);</div>
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<div class="line"><a id="l00593" name="l00593"></a><span class="lineno"> 593</span> basis->set_basic_dual_feasibility(SOLUTION_STATUS_INFEASIBLE);</div>
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<div class="line"><a id="l00594" name="l00594"></a><span class="lineno"> 594</span> } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> == glop::ProblemStatus::DUAL_FEASIBLE) {</div>
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<div class="line"><a id="l00595" name="l00595"></a><span class="lineno"> 595</span> <span class="comment">// Solve reached phase II of dual simplex and current basis is not optimal.</span></div>
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<div class="line"><a id="l00596" name="l00596"></a><span class="lineno"> 596</span> <span class="comment">// Hence basis is dual feasible, but cannot be primal feasible. In addition,</span></div>
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<div class="line"><a id="l00597" name="l00597"></a><span class="lineno"> 597</span> <span class="comment">// glop applies dual feasibility correction in dual simplex so feasibility</span></div>
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<div class="line"><a id="l00598" name="l00598"></a><span class="lineno"> 598</span> <span class="comment">// of the dual solution matches dual feasibility of the basis (i.e the issue</span></div>
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<div class="line"><a id="l00599" name="l00599"></a><span class="lineno"> 599</span> <span class="comment">// described in go/mathopt-basis-advanced#dualfeasibility cannot happen).</span></div>
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<div class="line"><a id="l00600" name="l00600"></a><span class="lineno"> 600</span> <span class="comment">// TODO(b/195295177): confirm with fdid</span></div>
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<div class="line"><a id="l00601" name="l00601"></a><span class="lineno"> 601</span> primal_solution->set_feasibility_status(SOLUTION_STATUS_INFEASIBLE);</div>
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|
<div class="line"><a id="l00602" name="l00602"></a><span class="lineno"> 602</span> dual_solution->set_feasibility_status(SOLUTION_STATUS_FEASIBLE);</div>
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<div class="line"><a id="l00603" name="l00603"></a><span class="lineno"> 603</span> basis->set_basic_dual_feasibility(SOLUTION_STATUS_FEASIBLE);</div>
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<div class="line"><a id="l00604" name="l00604"></a><span class="lineno"> 604</span> } <span class="keywordflow">else</span> { <span class="comment">// status == INIT</span></div>
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<div class="line"><a id="l00605" name="l00605"></a><span class="lineno"> 605</span> <span class="comment">// Phase I of primal or dual simplex ran for at least one iteration</span></div>
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<div class="line"><a id="l00606" name="l00606"></a><span class="lineno"> 606</span> <span class="keywordflow">if</span> (lp_solver_.GetParameters().use_dual_simplex()) {</div>
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<div class="line"><a id="l00607" name="l00607"></a><span class="lineno"> 607</span> <span class="comment">// Phase I did not finish so basis is not dual feasible. In addition,</span></div>
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<div class="line"><a id="l00608" name="l00608"></a><span class="lineno"> 608</span> <span class="comment">// glop applies dual feasibility correction so feasibility of the dual</span></div>
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<div class="line"><a id="l00609" name="l00609"></a><span class="lineno"> 609</span> <span class="comment">// solution matches dual feasibility of the basis (i.e the issue described</span></div>
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<div class="line"><a id="l00610" name="l00610"></a><span class="lineno"> 610</span> <span class="comment">// in go/mathopt-basis-advanced#dualfeasibility cannot happen).</span></div>
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<div class="line"><a id="l00611" name="l00611"></a><span class="lineno"> 611</span> <span class="comment">// TODO(b/195295177): confirm with fdid</span></div>
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<div class="line"><a id="l00612" name="l00612"></a><span class="lineno"> 612</span> primal_solution->set_feasibility_status(SOLUTION_STATUS_UNDETERMINED);</div>
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<div class="line"><a id="l00613" name="l00613"></a><span class="lineno"> 613</span> dual_solution->set_feasibility_status(SOLUTION_STATUS_INFEASIBLE);</div>
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|
<div class="line"><a id="l00614" name="l00614"></a><span class="lineno"> 614</span> basis->set_basic_dual_feasibility(SOLUTION_STATUS_INFEASIBLE);</div>
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|
<div class="line"><a id="l00615" name="l00615"></a><span class="lineno"> 615</span> } <span class="keywordflow">else</span> {</div>
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<div class="line"><a id="l00616" name="l00616"></a><span class="lineno"> 616</span> <span class="comment">// Phase I did not finish so basis is not primal feasible.</span></div>
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<div class="line"><a id="l00617" name="l00617"></a><span class="lineno"> 617</span> primal_solution->set_feasibility_status(SOLUTION_STATUS_INFEASIBLE);</div>
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|
<div class="line"><a id="l00618" name="l00618"></a><span class="lineno"> 618</span> dual_solution->set_feasibility_status(SOLUTION_STATUS_UNDETERMINED);</div>
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<div class="line"><a id="l00619" name="l00619"></a><span class="lineno"> 619</span> basis->set_basic_dual_feasibility(SOLUTION_STATUS_UNDETERMINED);</div>
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<div class="line"><a id="l00620" name="l00620"></a><span class="lineno"> 620</span> }</div>
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<div class="line"><a id="l00621" name="l00621"></a><span class="lineno"> 621</span> }</div>
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<div class="line"><a id="l00622" name="l00622"></a><span class="lineno"> 622</span> </div>
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<div class="line"><a id="l00623" name="l00623"></a><span class="lineno"> 623</span> <span class="comment">// Fill in objective values</span></div>
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|
<div class="line"><a id="l00624" name="l00624"></a><span class="lineno"> 624</span> primal_solution->set_objective_value(lp_solver_.GetObjectiveValue());</div>
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<div class="line"><a id="l00625" name="l00625"></a><span class="lineno"> 625</span> <span class="keywordflow">if</span> (basis->basic_dual_feasibility() == SOLUTION_STATUS_FEASIBLE) {</div>
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<div class="line"><a id="l00626" name="l00626"></a><span class="lineno"> 626</span> <span class="comment">// Primal and dual objectives are the same for a dual feasible basis</span></div>
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|
<div class="line"><a id="l00627" name="l00627"></a><span class="lineno"> 627</span> <span class="comment">// see go/mathopt-basis-advanced#cs-obj-dual-feasible-dual-feasible-basis</span></div>
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<div class="line"><a id="l00628" name="l00628"></a><span class="lineno"> 628</span> dual_solution->set_objective_value(primal_solution->objective_value());</div>
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|
<div class="line"><a id="l00629" name="l00629"></a><span class="lineno"> 629</span> }</div>
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<div class="line"><a id="l00630" name="l00630"></a><span class="lineno"> 630</span> </div>
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<div class="line"><a id="l00631" name="l00631"></a><span class="lineno"> 631</span> <span class="comment">// Fill solution and basis</span></div>
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<div class="line"><a id="l00632" name="l00632"></a><span class="lineno"> 632</span> *basis->mutable_constraint_status() = *basis->mutable_variable_status() =</div>
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<div class="line"><a id="l00633" name="l00633"></a><span class="lineno"> 633</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#af7a6f14baf994a27e663ec535c32d199">FillSparseBasisStatusVector</a>(sorted_variables, variables_,</div>
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<div class="line"><a id="l00634" name="l00634"></a><span class="lineno"> 634</span> lp_solver_.variable_statuses());</div>
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<div class="line"><a id="l00635" name="l00635"></a><span class="lineno"> 635</span> *basis->mutable_constraint_status() =</div>
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<div class="line"><a id="l00636" name="l00636"></a><span class="lineno"> 636</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#af7a6f14baf994a27e663ec535c32d199">FillSparseBasisStatusVector</a>(sorted_constraints, linear_constraints_,</div>
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<div class="line"><a id="l00637" name="l00637"></a><span class="lineno"> 637</span> lp_solver_.constraint_statuses());</div>
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<div class="line"><a id="l00638" name="l00638"></a><span class="lineno"> 638</span> </div>
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<div class="line"><a id="l00639" name="l00639"></a><span class="lineno"> 639</span> *primal_solution->mutable_variable_values() = <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
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|
<div class="line"><a id="l00640" name="l00640"></a><span class="lineno"> 640</span> sorted_variables, variables_, lp_solver_.variable_values(),</div>
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|
<div class="line"><a id="l00641" name="l00641"></a><span class="lineno"> 641</span> model_parameters.variable_values_filter());</div>
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<div class="line"><a id="l00642" name="l00642"></a><span class="lineno"> 642</span> </div>
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<div class="line"><a id="l00643" name="l00643"></a><span class="lineno"> 643</span> *dual_solution->mutable_dual_values() = <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
|
|
<div class="line"><a id="l00644" name="l00644"></a><span class="lineno"> 644</span> sorted_constraints, linear_constraints_, lp_solver_.dual_values(),</div>
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|
<div class="line"><a id="l00645" name="l00645"></a><span class="lineno"> 645</span> model_parameters.dual_values_filter());</div>
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|
<div class="line"><a id="l00646" name="l00646"></a><span class="lineno"> 646</span> *dual_solution->mutable_reduced_costs() = <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
|
|
<div class="line"><a id="l00647" name="l00647"></a><span class="lineno"> 647</span> sorted_variables, variables_, lp_solver_.reduced_costs(),</div>
|
|
<div class="line"><a id="l00648" name="l00648"></a><span class="lineno"> 648</span> model_parameters.reduced_costs_filter());</div>
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|
<div class="line"><a id="l00649" name="l00649"></a><span class="lineno"> 649</span> </div>
|
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<div class="line"><a id="l00650" name="l00650"></a><span class="lineno"> 650</span> <span class="keywordflow">if</span> (!lp_solver_.primal_ray().empty()) {</div>
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|
<div class="line"><a id="l00651" name="l00651"></a><span class="lineno"> 651</span> PrimalRayProto* <span class="keyword">const</span> primal_ray = solve_result.add_primal_rays();</div>
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|
<div class="line"><a id="l00652" name="l00652"></a><span class="lineno"> 652</span> </div>
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<div class="line"><a id="l00653" name="l00653"></a><span class="lineno"> 653</span> *primal_ray->mutable_variable_values() = <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
|
|
<div class="line"><a id="l00654" name="l00654"></a><span class="lineno"> 654</span> sorted_variables, variables_, lp_solver_.primal_ray(),</div>
|
|
<div class="line"><a id="l00655" name="l00655"></a><span class="lineno"> 655</span> model_parameters.variable_values_filter());</div>
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|
<div class="line"><a id="l00656" name="l00656"></a><span class="lineno"> 656</span> }</div>
|
|
<div class="line"><a id="l00657" name="l00657"></a><span class="lineno"> 657</span> <span class="keywordflow">if</span> (!lp_solver_.constraints_dual_ray().empty() &&</div>
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|
<div class="line"><a id="l00658" name="l00658"></a><span class="lineno"> 658</span> !lp_solver_.variable_bounds_dual_ray().empty()) {</div>
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<div class="line"><a id="l00659" name="l00659"></a><span class="lineno"> 659</span> DualRayProto* <span class="keyword">const</span> dual_ray = solve_result.add_dual_rays();</div>
|
|
<div class="line"><a id="l00660" name="l00660"></a><span class="lineno"> 660</span> *dual_ray->mutable_dual_values() =</div>
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<div class="line"><a id="l00661" name="l00661"></a><span class="lineno"> 661</span> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(sorted_constraints, linear_constraints_,</div>
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|
<div class="line"><a id="l00662" name="l00662"></a><span class="lineno"> 662</span> lp_solver_.constraints_dual_ray(),</div>
|
|
<div class="line"><a id="l00663" name="l00663"></a><span class="lineno"> 663</span> model_parameters.dual_values_filter());</div>
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|
<div class="line"><a id="l00664" name="l00664"></a><span class="lineno"> 664</span> *dual_ray->mutable_reduced_costs() = <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
|
|
<div class="line"><a id="l00665" name="l00665"></a><span class="lineno"> 665</span> sorted_variables, variables_, lp_solver_.variable_bounds_dual_ray(),</div>
|
|
<div class="line"><a id="l00666" name="l00666"></a><span class="lineno"> 666</span> model_parameters.reduced_costs_filter());</div>
|
|
<div class="line"><a id="l00667" name="l00667"></a><span class="lineno"> 667</span> }</div>
|
|
<div class="line"><a id="l00668" name="l00668"></a><span class="lineno"> 668</span>}</div>
|
|
<div class="line"><a id="l00669" name="l00669"></a><span class="lineno"> 669</span> </div>
|
|
<div class="line"><a id="l00670" name="l00670"></a><span class="lineno"> 670</span>absl::Status GlopSolver::FillSolveStats(<span class="keyword">const</span> <a class="code hl_enumeration" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">glop::ProblemStatus</a> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>,</div>
|
|
<div class="line"><a id="l00671" name="l00671"></a><span class="lineno"> 671</span> <span class="keyword">const</span> absl::Duration solve_time,</div>
|
|
<div class="line"><a id="l00672" name="l00672"></a><span class="lineno"> 672</span> SolveStatsProto& solve_stats) {</div>
|
|
<div class="line"><a id="l00673" name="l00673"></a><span class="lineno"> 673</span> <span class="keyword">const</span> <span class="keywordtype">bool</span> is_maximize = linear_program_.IsMaximizationProblem();</div>
|
|
<div class="line"><a id="l00674" name="l00674"></a><span class="lineno"> 674</span> </div>
|
|
<div class="line"><a id="l00675" name="l00675"></a><span class="lineno"> 675</span> <span class="comment">// Set default status and bounds.</span></div>
|
|
<div class="line"><a id="l00676" name="l00676"></a><span class="lineno"> 676</span> solve_stats.mutable_problem_status()->set_primal_status(</div>
|
|
<div class="line"><a id="l00677" name="l00677"></a><span class="lineno"> 677</span> FEASIBILITY_STATUS_UNDETERMINED);</div>
|
|
<div class="line"><a id="l00678" name="l00678"></a><span class="lineno"> 678</span> solve_stats.set_best_primal_bound(is_maximize ? -<a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a> : <a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a>);</div>
|
|
<div class="line"><a id="l00679" name="l00679"></a><span class="lineno"> 679</span> solve_stats.mutable_problem_status()->set_dual_status(</div>
|
|
<div class="line"><a id="l00680" name="l00680"></a><span class="lineno"> 680</span> FEASIBILITY_STATUS_UNDETERMINED);</div>
|
|
<div class="line"><a id="l00681" name="l00681"></a><span class="lineno"> 681</span> solve_stats.set_best_dual_bound(is_maximize ? <a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a> : -<a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a>);</div>
|
|
<div class="line"><a id="l00682" name="l00682"></a><span class="lineno"> 682</span> </div>
|
|
<div class="line"><a id="l00683" name="l00683"></a><span class="lineno"> 683</span> <span class="comment">// Update status and bounds as appropriate.</span></div>
|
|
<div class="line"><a id="l00684" name="l00684"></a><span class="lineno"> 684</span> <span class="keywordflow">switch</span> (<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>) {</div>
|
|
<div class="line"><a id="l00685" name="l00685"></a><span class="lineno"> 685</span> <span class="keywordflow">case</span> glop::ProblemStatus::OPTIMAL:</div>
|
|
<div class="line"><a id="l00686" name="l00686"></a><span class="lineno"> 686</span> solve_stats.mutable_problem_status()->set_primal_status(</div>
|
|
<div class="line"><a id="l00687" name="l00687"></a><span class="lineno"> 687</span> FEASIBILITY_STATUS_FEASIBLE);</div>
|
|
<div class="line"><a id="l00688" name="l00688"></a><span class="lineno"> 688</span> solve_stats.mutable_problem_status()->set_dual_status(</div>
|
|
<div class="line"><a id="l00689" name="l00689"></a><span class="lineno"> 689</span> FEASIBILITY_STATUS_FEASIBLE);</div>
|
|
<div class="line"><a id="l00690" name="l00690"></a><span class="lineno"> 690</span> solve_stats.set_best_primal_bound(lp_solver_.GetObjectiveValue());</div>
|
|
<div class="line"><a id="l00691" name="l00691"></a><span class="lineno"> 691</span> solve_stats.set_best_dual_bound(lp_solver_.GetObjectiveValue());</div>
|
|
<div class="line"><a id="l00692" name="l00692"></a><span class="lineno"> 692</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00693" name="l00693"></a><span class="lineno"> 693</span> <span class="keywordflow">case</span> glop::ProblemStatus::PRIMAL_INFEASIBLE:</div>
|
|
<div class="line"><a id="l00694" name="l00694"></a><span class="lineno"> 694</span> solve_stats.mutable_problem_status()->set_primal_status(</div>
|
|
<div class="line"><a id="l00695" name="l00695"></a><span class="lineno"> 695</span> FEASIBILITY_STATUS_INFEASIBLE);</div>
|
|
<div class="line"><a id="l00696" name="l00696"></a><span class="lineno"> 696</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00697" name="l00697"></a><span class="lineno"> 697</span> <span class="keywordflow">case</span> glop::ProblemStatus::DUAL_UNBOUNDED:</div>
|
|
<div class="line"><a id="l00698" name="l00698"></a><span class="lineno"> 698</span> solve_stats.mutable_problem_status()->set_primal_status(</div>
|
|
<div class="line"><a id="l00699" name="l00699"></a><span class="lineno"> 699</span> FEASIBILITY_STATUS_INFEASIBLE);</div>
|
|
<div class="line"><a id="l00700" name="l00700"></a><span class="lineno"> 700</span> solve_stats.mutable_problem_status()->set_dual_status(</div>
|
|
<div class="line"><a id="l00701" name="l00701"></a><span class="lineno"> 701</span> FEASIBILITY_STATUS_FEASIBLE);</div>
|
|
<div class="line"><a id="l00702" name="l00702"></a><span class="lineno"> 702</span> solve_stats.set_best_dual_bound(is_maximize ? -<a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a> : <a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a>);</div>
|
|
<div class="line"><a id="l00703" name="l00703"></a><span class="lineno"> 703</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00704" name="l00704"></a><span class="lineno"> 704</span> <span class="keywordflow">case</span> glop::ProblemStatus::PRIMAL_UNBOUNDED:</div>
|
|
<div class="line"><a id="l00705" name="l00705"></a><span class="lineno"> 705</span> solve_stats.mutable_problem_status()->set_primal_status(</div>
|
|
<div class="line"><a id="l00706" name="l00706"></a><span class="lineno"> 706</span> FEASIBILITY_STATUS_FEASIBLE);</div>
|
|
<div class="line"><a id="l00707" name="l00707"></a><span class="lineno"> 707</span> solve_stats.mutable_problem_status()->set_dual_status(</div>
|
|
<div class="line"><a id="l00708" name="l00708"></a><span class="lineno"> 708</span> FEASIBILITY_STATUS_INFEASIBLE);</div>
|
|
<div class="line"><a id="l00709" name="l00709"></a><span class="lineno"> 709</span> solve_stats.set_best_primal_bound(is_maximize ? <a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a> : -<a class="code hl_variable" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a>);</div>
|
|
<div class="line"><a id="l00710" name="l00710"></a><span class="lineno"> 710</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00711" name="l00711"></a><span class="lineno"> 711</span> <span class="keywordflow">case</span> glop::ProblemStatus::DUAL_INFEASIBLE:</div>
|
|
<div class="line"><a id="l00712" name="l00712"></a><span class="lineno"> 712</span> solve_stats.mutable_problem_status()->set_dual_status(</div>
|
|
<div class="line"><a id="l00713" name="l00713"></a><span class="lineno"> 713</span> FEASIBILITY_STATUS_INFEASIBLE);</div>
|
|
<div class="line"><a id="l00714" name="l00714"></a><span class="lineno"> 714</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00715" name="l00715"></a><span class="lineno"> 715</span> <span class="keywordflow">case</span> glop::ProblemStatus::INFEASIBLE_OR_UNBOUNDED:</div>
|
|
<div class="line"><a id="l00716" name="l00716"></a><span class="lineno"> 716</span> solve_stats.mutable_problem_status()->set_primal_or_dual_infeasible(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a id="l00717" name="l00717"></a><span class="lineno"> 717</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00718" name="l00718"></a><span class="lineno"> 718</span> <span class="keywordflow">case</span> glop::ProblemStatus::PRIMAL_FEASIBLE:</div>
|
|
<div class="line"><a id="l00719" name="l00719"></a><span class="lineno"> 719</span> solve_stats.mutable_problem_status()->set_primal_status(</div>
|
|
<div class="line"><a id="l00720" name="l00720"></a><span class="lineno"> 720</span> FEASIBILITY_STATUS_FEASIBLE);</div>
|
|
<div class="line"><a id="l00721" name="l00721"></a><span class="lineno"> 721</span> solve_stats.set_best_primal_bound(lp_solver_.GetObjectiveValue());</div>
|
|
<div class="line"><a id="l00722" name="l00722"></a><span class="lineno"> 722</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00723" name="l00723"></a><span class="lineno"> 723</span> <span class="keywordflow">case</span> glop::ProblemStatus::DUAL_FEASIBLE:</div>
|
|
<div class="line"><a id="l00724" name="l00724"></a><span class="lineno"> 724</span> solve_stats.mutable_problem_status()->set_dual_status(</div>
|
|
<div class="line"><a id="l00725" name="l00725"></a><span class="lineno"> 725</span> FEASIBILITY_STATUS_FEASIBLE);</div>
|
|
<div class="line"><a id="l00726" name="l00726"></a><span class="lineno"> 726</span> solve_stats.set_best_dual_bound(lp_solver_.GetObjectiveValue());</div>
|
|
<div class="line"><a id="l00727" name="l00727"></a><span class="lineno"> 727</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00728" name="l00728"></a><span class="lineno"> 728</span> <span class="keywordflow">case</span> glop::ProblemStatus::INIT:</div>
|
|
<div class="line"><a id="l00729" name="l00729"></a><span class="lineno"> 729</span> <span class="keywordflow">case</span> glop::ProblemStatus::IMPRECISE:</div>
|
|
<div class="line"><a id="l00730" name="l00730"></a><span class="lineno"> 730</span> <span class="comment">// TODO(b/195295177): Discuss what to do with</span></div>
|
|
<div class="line"><a id="l00731" name="l00731"></a><span class="lineno"> 731</span> <span class="comment">// glop::ProblemStatus::IMPRECISE</span></div>
|
|
<div class="line"><a id="l00732" name="l00732"></a><span class="lineno"> 732</span> <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a id="l00733" name="l00733"></a><span class="lineno"> 733</span> <span class="keywordflow">case</span> glop::ProblemStatus::ABNORMAL:</div>
|
|
<div class="line"><a id="l00734" name="l00734"></a><span class="lineno"> 734</span> <span class="keywordflow">case</span> glop::ProblemStatus::INVALID_PROBLEM:</div>
|
|
<div class="line"><a id="l00735" name="l00735"></a><span class="lineno"> 735</span> <span class="keywordflow">return</span> absl::InternalError(</div>
|
|
<div class="line"><a id="l00736" name="l00736"></a><span class="lineno"> 736</span> absl::StrCat(<span class="stringliteral">"Unexpected GLOP termination reason: "</span>,</div>
|
|
<div class="line"><a id="l00737" name="l00737"></a><span class="lineno"> 737</span> <a class="code hl_function" href="namespaceoperations__research_1_1glop.html#a509c4e359e6f7041eddfac3f1c46a92f">glop::GetProblemStatusString</a>(<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>)));</div>
|
|
<div class="line"><a id="l00738" name="l00738"></a><span class="lineno"> 738</span> }</div>
|
|
<div class="line"><a id="l00739" name="l00739"></a><span class="lineno"> 739</span> </div>
|
|
<div class="line"><a id="l00740" name="l00740"></a><span class="lineno"> 740</span> <span class="comment">// Fill remaining stats</span></div>
|
|
<div class="line"><a id="l00741" name="l00741"></a><span class="lineno"> 741</span> solve_stats.set_simplex_iterations(lp_solver_.GetNumberOfSimplexIterations());</div>
|
|
<div class="line"><a id="l00742" name="l00742"></a><span class="lineno"> 742</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(<a class="code hl_function" href="namespaceutil__time.html#a9b705fc0063004954faa62e54450d4fc">util_time::EncodeGoogleApiProto</a>(</div>
|
|
<div class="line"><a id="l00743" name="l00743"></a><span class="lineno"> 743</span> solve_time, solve_stats.mutable_solve_time()));</div>
|
|
<div class="line"><a id="l00744" name="l00744"></a><span class="lineno"> 744</span> </div>
|
|
<div class="line"><a id="l00745" name="l00745"></a><span class="lineno"> 745</span> <span class="keywordflow">return</span> absl::OkStatus();</div>
|
|
<div class="line"><a id="l00746" name="l00746"></a><span class="lineno"> 746</span>}</div>
|
|
<div class="line"><a id="l00747" name="l00747"></a><span class="lineno"> 747</span> </div>
|
|
<div class="line"><a id="l00748" name="l00748"></a><span class="lineno"> 748</span>absl::StatusOr<SolveResultProto> GlopSolver::MakeSolveResult(</div>
|
|
<div class="line"><a id="l00749" name="l00749"></a><span class="lineno"> 749</span> <span class="keyword">const</span> <a class="code hl_enumeration" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">glop::ProblemStatus</a> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>,</div>
|
|
<div class="line"><a id="l00750" name="l00750"></a><span class="lineno"> 750</span> <span class="keyword">const</span> ModelSolveParametersProto& model_parameters,</div>
|
|
<div class="line"><a id="l00751" name="l00751"></a><span class="lineno"> 751</span> <span class="keyword">const</span> SolveInterrupter* <span class="keyword">const</span> interrupter,</div>
|
|
<div class="line"><a id="l00752" name="l00752"></a><span class="lineno"> 752</span> <span class="keyword">const</span> absl::Duration solve_time) {</div>
|
|
<div class="line"><a id="l00753" name="l00753"></a><span class="lineno"> 753</span> SolveResultProto solve_result;</div>
|
|
<div class="line"><a id="l00754" name="l00754"></a><span class="lineno"> 754</span> <a class="code hl_define" href="base_2status__macros_8h.html#a600de4b8f65fe0a4b1898041634f9011">ASSIGN_OR_RETURN</a>(*solve_result.mutable_termination(),</div>
|
|
<div class="line"><a id="l00755" name="l00755"></a><span class="lineno"> 755</span> BuildTermination(<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>, interrupter));</div>
|
|
<div class="line"><a id="l00756" name="l00756"></a><span class="lineno"> 756</span> FillSolution(<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>, model_parameters, solve_result);</div>
|
|
<div class="line"><a id="l00757" name="l00757"></a><span class="lineno"> 757</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(</div>
|
|
<div class="line"><a id="l00758" name="l00758"></a><span class="lineno"> 758</span> FillSolveStats(<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>, solve_time, *solve_result.mutable_solve_stats()));</div>
|
|
<div class="line"><a id="l00759" name="l00759"></a><span class="lineno"> 759</span> <span class="keywordflow">return</span> solve_result;</div>
|
|
<div class="line"><a id="l00760" name="l00760"></a><span class="lineno"> 760</span>}</div>
|
|
<div class="line"><a id="l00761" name="l00761"></a><span class="lineno"> 761</span> </div>
|
|
<div class="line"><a id="l00762" name="l00762"></a><span class="lineno"> 762</span><span class="keywordtype">void</span> GlopSolver::SetGlopBasis(<span class="keyword">const</span> BasisProto& basis) {</div>
|
|
<div class="line"><a id="l00763" name="l00763"></a><span class="lineno"> 763</span> <a class="code hl_typedef" href="namespaceoperations__research_1_1glop.html#a6d0540e510c4225b196d87b16f2721a8">glop::VariableStatusRow</a> variable_statuses(linear_program_.num_variables());</div>
|
|
<div class="line"><a id="l00764" name="l00764"></a><span class="lineno"> 764</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>] : <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(basis.variable_status())) {</div>
|
|
<div class="line"><a id="l00765" name="l00765"></a><span class="lineno"> 765</span> variable_statuses[variables_.at(<span class="keywordtype">id</span>)] =</div>
|
|
<div class="line"><a id="l00766" name="l00766"></a><span class="lineno"> 766</span> ToGlopBasisStatus<glop::VariableStatus>(</div>
|
|
<div class="line"><a id="l00767" name="l00767"></a><span class="lineno"> 767</span> <span class="keyword">static_cast<</span>BasisStatusProto<span class="keyword">></span>(<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a id="l00768" name="l00768"></a><span class="lineno"> 768</span> }</div>
|
|
<div class="line"><a id="l00769" name="l00769"></a><span class="lineno"> 769</span> <a class="code hl_typedef" href="namespaceoperations__research_1_1glop.html#a7f6435e3138db1e45c3ff2b00cb999aa">glop::ConstraintStatusColumn</a> constraint_statuses(</div>
|
|
<div class="line"><a id="l00770" name="l00770"></a><span class="lineno"> 770</span> linear_program_.num_constraints());</div>
|
|
<div class="line"><a id="l00771" name="l00771"></a><span class="lineno"> 771</span> <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, <a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>] : <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">MakeView</a>(basis.constraint_status())) {</div>
|
|
<div class="line"><a id="l00772" name="l00772"></a><span class="lineno"> 772</span> constraint_statuses[linear_constraints_.at(<span class="keywordtype">id</span>)] =</div>
|
|
<div class="line"><a id="l00773" name="l00773"></a><span class="lineno"> 773</span> ToGlopBasisStatus<glop::ConstraintStatus>(</div>
|
|
<div class="line"><a id="l00774" name="l00774"></a><span class="lineno"> 774</span> <span class="keyword">static_cast<</span>BasisStatusProto<span class="keyword">></span>(<a class="code hl_variable" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a id="l00775" name="l00775"></a><span class="lineno"> 775</span> }</div>
|
|
<div class="line"><a id="l00776" name="l00776"></a><span class="lineno"> 776</span> lp_solver_.SetInitialBasis(variable_statuses, constraint_statuses);</div>
|
|
<div class="line"><a id="l00777" name="l00777"></a><span class="lineno"> 777</span>}</div>
|
|
<div class="line"><a id="l00778" name="l00778"></a><span class="lineno"> 778</span> </div>
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<div class="line"><a id="l00779" name="l00779"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a7875bc8ab28e1cf6cefc688d7b70ac7e"> 779</a></span>absl::StatusOr<SolveResultProto> <a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a5767ee23f380e72488d3c7ebf2d742b1">GlopSolver::Solve</a>(</div>
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<div class="line"><a id="l00780" name="l00780"></a><span class="lineno"> 780</span> <span class="keyword">const</span> SolveParametersProto& <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>,</div>
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<div class="line"><a id="l00781" name="l00781"></a><span class="lineno"> 781</span> <span class="keyword">const</span> ModelSolveParametersProto& model_parameters,</div>
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<div class="line"><a id="l00782" name="l00782"></a><span class="lineno"> 782</span> <span class="keyword">const</span> <a class="code hl_typedef" href="classoperations__research_1_1math__opt_1_1_solver_interface.html#aad3360b1947c772bebf3d3cfb2105a15">MessageCallback</a> message_cb,</div>
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<div class="line"><a id="l00783" name="l00783"></a><span class="lineno"> 783</span> <span class="keyword">const</span> CallbackRegistrationProto& callback_registration, <span class="keyword">const</span> <a class="code hl_typedef" href="classoperations__research_1_1math__opt_1_1_solver_interface.html#ab47a61ca53ae9cdf35dd4f2dfc9ecadb">Callback</a> cb,</div>
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<div class="line"><a id="l00784" name="l00784"></a><span class="lineno"> 784</span> <a class="code hl_class" href="classoperations__research_1_1math__opt_1_1_solve_interrupter.html">SolveInterrupter</a>* <span class="keyword">const</span> interrupter) {</div>
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<div class="line"><a id="l00785" name="l00785"></a><span class="lineno"> 785</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(<a class="code hl_function" href="namespaceoperations__research_1_1math__opt.html#a0d2106bc8a55ecfe52d502eee346b62a">CheckRegisteredCallbackEvents</a>(callback_registration,</div>
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<div class="line"><a id="l00786" name="l00786"></a><span class="lineno"> 786</span> <span class="comment">/*supported_events=*/</span>{}));</div>
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<div class="line"><a id="l00787" name="l00787"></a><span class="lineno"> 787</span> </div>
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<div class="line"><a id="l00788" name="l00788"></a><span class="lineno"> 788</span> <span class="keyword">const</span> absl::Time <a class="code hl_variable" href="sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe">start</a> = absl::Now();</div>
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<div class="line"><a id="l00789" name="l00789"></a><span class="lineno"> 789</span> <a class="code hl_define" href="base_2status__macros_8h.html#a600de4b8f65fe0a4b1898041634f9011">ASSIGN_OR_RETURN</a>(</div>
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<div class="line"><a id="l00790" name="l00790"></a><span class="lineno"> 790</span> <span class="keyword">const</span> glop::GlopParameters glop_parameters,</div>
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<div class="line"><a id="l00791" name="l00791"></a><span class="lineno"> 791</span> MergeSolveParameters(</div>
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<div class="line"><a id="l00792" name="l00792"></a><span class="lineno"> 792</span> <a class="code hl_variable" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>,</div>
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<div class="line"><a id="l00793" name="l00793"></a><span class="lineno"> 793</span> <span class="comment">/*setting_initial_basis=*/</span>model_parameters.has_initial_basis(),</div>
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<div class="line"><a id="l00794" name="l00794"></a><span class="lineno"> 794</span> <span class="comment">/*has_message_callback=*/</span>message_cb != <span class="keyword">nullptr</span>));</div>
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<div class="line"><a id="l00795" name="l00795"></a><span class="lineno"> 795</span> lp_solver_.SetParameters(glop_parameters);</div>
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<div class="line"><a id="l00796" name="l00796"></a><span class="lineno"> 796</span> </div>
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<div class="line"><a id="l00797" name="l00797"></a><span class="lineno"> 797</span> <span class="keywordflow">if</span> (model_parameters.has_initial_basis()) {</div>
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<div class="line"><a id="l00798" name="l00798"></a><span class="lineno"> 798</span> SetGlopBasis(model_parameters.initial_basis());</div>
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<div class="line"><a id="l00799" name="l00799"></a><span class="lineno"> 799</span> }</div>
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<div class="line"><a id="l00800" name="l00800"></a><span class="lineno"> 800</span> </div>
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<div class="line"><a id="l00801" name="l00801"></a><span class="lineno"> 801</span> std::atomic<bool> interrupt_solve = <span class="keyword">false</span>;</div>
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<div class="line"><a id="l00802" name="l00802"></a><span class="lineno"> 802</span> <span class="keyword">const</span> std::unique_ptr<TimeLimit> <a class="code hl_variable" href="cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21">time_limit</a> =</div>
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<div class="line"><a id="l00803" name="l00803"></a><span class="lineno"> 803</span> TimeLimit::FromParameters(lp_solver_.GetParameters());</div>
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<div class="line"><a id="l00804" name="l00804"></a><span class="lineno"> 804</span> <a class="code hl_variable" href="cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21">time_limit</a>->RegisterExternalBooleanAsLimit(&interrupt_solve);</div>
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<div class="line"><a id="l00805" name="l00805"></a><span class="lineno"> 805</span> </div>
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<div class="line"><a id="l00806" name="l00806"></a><span class="lineno"> 806</span> <span class="keyword">const</span> <a class="code hl_class" href="classoperations__research_1_1math__opt_1_1_scoped_solve_interrupter_callback.html">ScopedSolveInterrupterCallback</a> scoped_interrupt_cb(interrupter, [&]() {</div>
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<div class="line"><a id="l00807" name="l00807"></a><span class="lineno"> 807</span> <a class="code hl_define" href="base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb">CHECK_NE</a>(interrupter, <span class="keyword">nullptr</span>);</div>
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<div class="line"><a id="l00808" name="l00808"></a><span class="lineno"> 808</span> interrupt_solve = <span class="keyword">true</span>;</div>
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<div class="line"><a id="l00809" name="l00809"></a><span class="lineno"> 809</span> });</div>
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<div class="line"><a id="l00810" name="l00810"></a><span class="lineno"> 810</span> </div>
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<div class="line"><a id="l00811" name="l00811"></a><span class="lineno"> 811</span> <span class="keywordflow">if</span> (message_cb != <span class="keyword">nullptr</span>) {</div>
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<div class="line"><a id="l00812" name="l00812"></a><span class="lineno"> 812</span> <span class="comment">// Please note that the logging is enabled in MergeSolveParameters() where</span></div>
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<div class="line"><a id="l00813" name="l00813"></a><span class="lineno"> 813</span> <span class="comment">// we also disable logging to stdout. We can't modify the SolverLogger here</span></div>
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<div class="line"><a id="l00814" name="l00814"></a><span class="lineno"> 814</span> <span class="comment">// since the values are overwritten from the parameters at the beginning of</span></div>
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<div class="line"><a id="l00815" name="l00815"></a><span class="lineno"> 815</span> <span class="comment">// the solve.</span></div>
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<div class="line"><a id="l00816" name="l00816"></a><span class="lineno"> 816</span> <span class="comment">//</span></div>
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<div class="line"><a id="l00817" name="l00817"></a><span class="lineno"> 817</span> <span class="comment">// Here we test that there are no other callbacks since we will clear them</span></div>
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<div class="line"><a id="l00818" name="l00818"></a><span class="lineno"> 818</span> <span class="comment">// all in the cleanup below.</span></div>
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<div class="line"><a id="l00819" name="l00819"></a><span class="lineno"> 819</span> <a class="code hl_define" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(lp_solver_.GetSolverLogger().NumInfoLoggingCallbacks(), 0);</div>
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<div class="line"><a id="l00820" name="l00820"></a><span class="lineno"> 820</span> lp_solver_.GetSolverLogger().AddInfoLoggingCallback(</div>
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<div class="line"><a id="l00821" name="l00821"></a><span class="lineno"> 821</span> [&](<span class="keyword">const</span> std::string& <a class="code hl_variable" href="trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879">message</a>) {</div>
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<div class="line"><a id="l00822" name="l00822"></a><span class="lineno"> 822</span> message_cb(absl::StrSplit(<a class="code hl_variable" href="trace_8cc.html#a36bd74109f547f7f8198faf5a12d2879">message</a>, <span class="charliteral">'\n'</span>));</div>
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<div class="line"><a id="l00823" name="l00823"></a><span class="lineno"> 823</span> });</div>
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<div class="line"><a id="l00824" name="l00824"></a><span class="lineno"> 824</span> }</div>
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<div class="line"><a id="l00825" name="l00825"></a><span class="lineno"> 825</span> <span class="keyword">const</span> <span class="keyword">auto</span> message_cb_cleanup = <a class="code hl_function" href="namespaceabsl.html#a01547ab811df98c71089487f394ec259">absl::MakeCleanup</a>([&]() {</div>
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<div class="line"><a id="l00826" name="l00826"></a><span class="lineno"> 826</span> <span class="keywordflow">if</span> (message_cb != <span class="keyword">nullptr</span>) {</div>
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<div class="line"><a id="l00827" name="l00827"></a><span class="lineno"> 827</span> <span class="comment">// Check that no other callbacks have been added to the logger.</span></div>
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<div class="line"><a id="l00828" name="l00828"></a><span class="lineno"> 828</span> <a class="code hl_define" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(lp_solver_.GetSolverLogger().NumInfoLoggingCallbacks(), 1);</div>
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<div class="line"><a id="l00829" name="l00829"></a><span class="lineno"> 829</span> lp_solver_.GetSolverLogger().ClearInfoLoggingCallbacks();</div>
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<div class="line"><a id="l00830" name="l00830"></a><span class="lineno"> 830</span> }</div>
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<div class="line"><a id="l00831" name="l00831"></a><span class="lineno"> 831</span> });</div>
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<div class="line"><a id="l00832" name="l00832"></a><span class="lineno"> 832</span> </div>
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<div class="line"><a id="l00833" name="l00833"></a><span class="lineno"> 833</span> <span class="comment">// Glop returns an error when bounds are inverted and does not list the</span></div>
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<div class="line"><a id="l00834" name="l00834"></a><span class="lineno"> 834</span> <span class="comment">// offending variables/constraints. Here we want to return a more detailed</span></div>
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<div class="line"><a id="l00835" name="l00835"></a><span class="lineno"> 835</span> <span class="comment">// status.</span></div>
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<div class="line"><a id="l00836" name="l00836"></a><span class="lineno"> 836</span> <a class="code hl_define" href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a>(ListInvertedBounds().ToStatus());</div>
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<div class="line"><a id="l00837" name="l00837"></a><span class="lineno"> 837</span> </div>
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<div class="line"><a id="l00838" name="l00838"></a><span class="lineno"> 838</span> <span class="keyword">const</span> <a class="code hl_enumeration" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">glop::ProblemStatus</a> <a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a> =</div>
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<div class="line"><a id="l00839" name="l00839"></a><span class="lineno"> 839</span> lp_solver_.SolveWithTimeLimit(linear_program_, <a class="code hl_variable" href="cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21">time_limit</a>.get());</div>
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<div class="line"><a id="l00840" name="l00840"></a><span class="lineno"> 840</span> <span class="keyword">const</span> absl::Duration solve_time = absl::Now() - <a class="code hl_variable" href="sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe">start</a>;</div>
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<div class="line"><a id="l00841" name="l00841"></a><span class="lineno"> 841</span> <span class="keywordflow">return</span> MakeSolveResult(<a class="code hl_variable" href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a>, model_parameters, interrupter, solve_time);</div>
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<div class="line"><a id="l00842" name="l00842"></a><span class="lineno"> 842</span>}</div>
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<div class="line"><a id="l00843" name="l00843"></a><span class="lineno"> 843</span> </div>
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<div class="line"><a id="l00844" name="l00844"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a61ac0bc6afed786de631c4a91faeb866"> 844</a></span>absl::StatusOr<std::unique_ptr<SolverInterface>> GlopSolver::New(</div>
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<div class="line"><a id="l00845" name="l00845"></a><span class="lineno"> 845</span> <span class="keyword">const</span> ModelProto& <a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>, <span class="keyword">const</span> <a class="code hl_struct" href="structoperations__research_1_1math__opt_1_1_solver_interface_1_1_init_args.html">InitArgs</a>& init_args) {</div>
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<div class="line"><a id="l00846" name="l00846"></a><span class="lineno"> 846</span> <span class="keywordflow">if</span> (!<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.objective().quadratic_coefficients().row_ids().empty()) {</div>
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<div class="line"><a id="l00847" name="l00847"></a><span class="lineno"> 847</span> <span class="keywordflow">return</span> absl::InvalidArgumentError(</div>
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<div class="line"><a id="l00848" name="l00848"></a><span class="lineno"> 848</span> <span class="stringliteral">"Glop does not support quadratic objectives"</span>);</div>
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<div class="line"><a id="l00849" name="l00849"></a><span class="lineno"> 849</span> }</div>
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<div class="line"><a id="l00850" name="l00850"></a><span class="lineno"> 850</span> <span class="keyword">auto</span> solver = absl::WrapUnique(<span class="keyword">new</span> <a class="code hl_class" href="classoperations__research_1_1math__opt_1_1_glop_solver.html">GlopSolver</a>);</div>
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<div class="line"><a id="l00851" name="l00851"></a><span class="lineno"> 851</span> <span class="comment">// By default Glop CHECKs that bounds are always consistent (lb < ub); thus it</span></div>
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<div class="line"><a id="l00852" name="l00852"></a><span class="lineno"> 852</span> <span class="comment">// would fail if the initial model or later updates temporarily set inverted</span></div>
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<div class="line"><a id="l00853" name="l00853"></a><span class="lineno"> 853</span> <span class="comment">// bounds.</span></div>
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<div class="line"><a id="l00854" name="l00854"></a><span class="lineno"> 854</span> solver->linear_program_.SetDcheckBounds(<span class="keyword">false</span>);</div>
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<div class="line"><a id="l00855" name="l00855"></a><span class="lineno"> 855</span> </div>
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<div class="line"><a id="l00856" name="l00856"></a><span class="lineno"> 856</span> solver->linear_program_.SetName(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.name());</div>
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<div class="line"><a id="l00857" name="l00857"></a><span class="lineno"> 857</span> solver->linear_program_.SetMaximizationProblem(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.objective().maximize());</div>
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<div class="line"><a id="l00858" name="l00858"></a><span class="lineno"> 858</span> solver->linear_program_.SetObjectiveOffset(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.objective().offset());</div>
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<div class="line"><a id="l00859" name="l00859"></a><span class="lineno"> 859</span> </div>
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<div class="line"><a id="l00860" name="l00860"></a><span class="lineno"> 860</span> solver->AddVariables(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.variables());</div>
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<div class="line"><a id="l00861" name="l00861"></a><span class="lineno"> 861</span> solver->SetOrUpdateObjectiveCoefficients(</div>
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<div class="line"><a id="l00862" name="l00862"></a><span class="lineno"> 862</span> <a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.objective().linear_coefficients());</div>
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<div class="line"><a id="l00863" name="l00863"></a><span class="lineno"> 863</span> </div>
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<div class="line"><a id="l00864" name="l00864"></a><span class="lineno"> 864</span> solver->AddLinearConstraints(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.linear_constraints());</div>
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<div class="line"><a id="l00865" name="l00865"></a><span class="lineno"> 865</span> solver->SetOrUpdateConstraintMatrix(<a class="code hl_variable" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.linear_constraint_matrix());</div>
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<div class="line"><a id="l00866" name="l00866"></a><span class="lineno"> 866</span> solver->linear_program_.CleanUp();</div>
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<div class="line"><a id="l00867" name="l00867"></a><span class="lineno"> 867</span> <span class="keywordflow">return</span> solver;</div>
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<div class="line"><a id="l00868" name="l00868"></a><span class="lineno"> 868</span>}</div>
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<div class="line"><a id="l00869" name="l00869"></a><span class="lineno"> 869</span> </div>
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<div class="line"><a id="l00870" name="l00870"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a4dc835d3171da48778de1bbea39f8448"> 870</a></span>absl::Status GlopSolver::Update(<span class="keyword">const</span> ModelUpdateProto& model_update) {</div>
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<div class="line"><a id="l00871" name="l00871"></a><span class="lineno"> 871</span> <span class="keywordflow">if</span> (model_update.objective_updates().has_direction_update()) {</div>
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<div class="line"><a id="l00872" name="l00872"></a><span class="lineno"> 872</span> linear_program_.SetMaximizationProblem(</div>
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<div class="line"><a id="l00873" name="l00873"></a><span class="lineno"> 873</span> model_update.objective_updates().direction_update());</div>
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<div class="line"><a id="l00874" name="l00874"></a><span class="lineno"> 874</span> }</div>
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<div class="line"><a id="l00875" name="l00875"></a><span class="lineno"> 875</span> <span class="keywordflow">if</span> (model_update.objective_updates().has_offset_update()) {</div>
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<div class="line"><a id="l00876" name="l00876"></a><span class="lineno"> 876</span> linear_program_.SetObjectiveOffset(</div>
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<div class="line"><a id="l00877" name="l00877"></a><span class="lineno"> 877</span> model_update.objective_updates().offset_update());</div>
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<div class="line"><a id="l00878" name="l00878"></a><span class="lineno"> 878</span> }</div>
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<div class="line"><a id="l00879" name="l00879"></a><span class="lineno"> 879</span> </div>
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<div class="line"><a id="l00880" name="l00880"></a><span class="lineno"> 880</span> DeleteVariables(model_update.deleted_variable_ids());</div>
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<div class="line"><a id="l00881" name="l00881"></a><span class="lineno"> 881</span> AddVariables(model_update.new_variables());</div>
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<div class="line"><a id="l00882" name="l00882"></a><span class="lineno"> 882</span> </div>
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<div class="line"><a id="l00883" name="l00883"></a><span class="lineno"> 883</span> SetOrUpdateObjectiveCoefficients(</div>
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<div class="line"><a id="l00884" name="l00884"></a><span class="lineno"> 884</span> model_update.objective_updates().linear_coefficients());</div>
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<div class="line"><a id="l00885" name="l00885"></a><span class="lineno"> 885</span> UpdateVariableBounds(model_update.variable_updates());</div>
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<div class="line"><a id="l00886" name="l00886"></a><span class="lineno"> 886</span> </div>
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<div class="line"><a id="l00887" name="l00887"></a><span class="lineno"> 887</span> DeleteLinearConstraints(model_update.deleted_linear_constraint_ids());</div>
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<div class="line"><a id="l00888" name="l00888"></a><span class="lineno"> 888</span> AddLinearConstraints(model_update.new_linear_constraints());</div>
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<div class="line"><a id="l00889" name="l00889"></a><span class="lineno"> 889</span> UpdateLinearConstraintBounds(model_update.linear_constraint_updates());</div>
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<div class="line"><a id="l00890" name="l00890"></a><span class="lineno"> 890</span> </div>
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<div class="line"><a id="l00891" name="l00891"></a><span class="lineno"> 891</span> SetOrUpdateConstraintMatrix(model_update.linear_constraint_matrix_updates());</div>
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<div class="line"><a id="l00892" name="l00892"></a><span class="lineno"> 892</span> </div>
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<div class="line"><a id="l00893" name="l00893"></a><span class="lineno"> 893</span> linear_program_.CleanUp();</div>
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<div class="line"><a id="l00894" name="l00894"></a><span class="lineno"> 894</span> </div>
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<div class="line"><a id="l00895" name="l00895"></a><span class="lineno"> 895</span> <span class="keywordflow">return</span> absl::OkStatus();</div>
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<div class="line"><a id="l00896" name="l00896"></a><span class="lineno"> 896</span>}</div>
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<div class="line"><a id="l00897" name="l00897"></a><span class="lineno"> 897</span> </div>
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<div class="line"><a id="l00898" name="l00898"></a><span class="lineno"> 898</span><a class="code hl_define" href="solver__interface_8h.html#ad082a79cf1be23f55e3435fad5bf4949">MATH_OPT_REGISTER_SOLVER</a>(SOLVER_TYPE_GLOP, GlopSolver::New)</div>
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<div class="line"><a id="l00899" name="l00899"></a><span class="lineno"> 899</span> </div>
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<div class="line"><a id="l00900" name="l00900"></a><span class="lineno"> 900</span>} <span class="comment">// namespace math_opt</span></div>
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<div class="line"><a id="l00901" name="l00901"></a><span class="lineno"> 901</span>} <span class="comment">// namespace operations_research</span></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_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#l00495">base/logging.h:495</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a7c0ce053b28d53aa4eaf3eb7fb71663b"><div class="ttname"><a href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a></div><div class="ttdeci">#define CHECK_EQ(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00703">base/logging.h:703</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_ab25e01a2942b821d66371fc68d53f2eb"><div class="ttname"><a href="base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb">CHECK_NE</a></div><div class="ttdeci">#define CHECK_NE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00704">base/logging.h:704</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#l00420">base/logging.h:420</a></div></div>
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<div class="ttc" id="abase_2status__macros_8h_html"><div class="ttname"><a href="base_2status__macros_8h.html">status_macros.h</a></div></div>
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<div class="ttc" id="abase_2status__macros_8h_html_a600de4b8f65fe0a4b1898041634f9011"><div class="ttname"><a href="base_2status__macros_8h.html#a600de4b8f65fe0a4b1898041634f9011">ASSIGN_OR_RETURN</a></div><div class="ttdeci">#define ASSIGN_OR_RETURN(lhs, rexpr)</div><div class="ttdef"><b>Definition:</b> <a href="base_2status__macros_8h_source.html#l00046">base/status_macros.h:46</a></div></div>
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<div class="ttc" id="abase_2status__macros_8h_html_acdc223d8c59d5c591dc6b4e88257627b"><div class="ttname"><a href="base_2status__macros_8h.html#acdc223d8c59d5c591dc6b4e88257627b">RETURN_IF_ERROR</a></div><div class="ttdeci">#define RETURN_IF_ERROR(expr)</div><div class="ttdef"><b>Definition:</b> <a href="base_2status__macros_8h_source.html#l00027">base/status_macros.h:27</a></div></div>
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<div class="ttc" id="acallback__validator_8h_html"><div class="ttname"><a href="callback__validator_8h.html">callback_validator.h</a></div></div>
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<div class="ttc" id="aclassabsl_1_1_strong_vector_html"><div class="ttname"><a href="classabsl_1_1_strong_vector.html">absl::StrongVector< IndexType, IndexType ></a></div></div>
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<div class="ttc" id="aclassabsl_1_1_strong_vector_html_a9263000d449fdccb6cb70b303063e60b"><div class="ttname"><a href="classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b">absl::StrongVector::push_back</a></div><div class="ttdeci">void push_back(const value_type &x)</div><div class="ttdef"><b>Definition:</b> <a href="strong__vector_8h_source.html#l00158">strong_vector.h:158</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">operations_research::glop::StrictITIVector</a></div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00256">lp_types.h:256</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html_a967a5c081ad4195a30c78dc2c0bcabf5"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5">operations_research::glop::StrictITIVector::size</a></div><div class="ttdeci">IntType size() const</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00280">lp_types.h:280</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_glop_solver_html"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_glop_solver.html">operations_research::math_opt::GlopSolver</a></div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8h_source.html#l00048">glop_solver.h:48</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_scoped_solve_interrupter_callback_html"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_scoped_solve_interrupter_callback.html">operations_research::math_opt::ScopedSolveInterrupterCallback</a></div><div class="ttdef"><b>Definition:</b> <a href="solve__interrupter_8h_source.html#l00117">solve_interrupter.h:117</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_solve_interrupter_html"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_solve_interrupter.html">operations_research::math_opt::SolveInterrupter</a></div><div class="ttdef"><b>Definition:</b> <a href="solve__interrupter_8h_source.html#l00039">solve_interrupter.h:39</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_solver_interface_html_aad3360b1947c772bebf3d3cfb2105a15"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_solver_interface.html#aad3360b1947c772bebf3d3cfb2105a15">operations_research::math_opt::SolverInterface::MessageCallback</a></div><div class="ttdeci">std::function< void(const std::vector< std::string > &)> MessageCallback</div><div class="ttdef"><b>Definition:</b> <a href="solver__interface_8h_source.html#l00075">solver_interface.h:75</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_solver_interface_html_ab47a61ca53ae9cdf35dd4f2dfc9ecadb"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_solver_interface.html#ab47a61ca53ae9cdf35dd4f2dfc9ecadb">operations_research::math_opt::SolverInterface::Callback</a></div><div class="ttdeci">std::function< absl::StatusOr< CallbackResultProto >(const CallbackDataProto &)> Callback</div><div class="ttdef"><b>Definition:</b> <a href="solver__interface_8h_source.html#l00083">solver_interface.h:84</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate_html"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate.html">operations_research::math_opt::SparseVectorFilterPredicate</a></div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00074">math_opt_proto_utils.h:74</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate_html_ac85e9cc171a845c8fe097f9306544181"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate.html#ac85e9cc171a845c8fe097f9306544181">operations_research::math_opt::SparseVectorFilterPredicate::AcceptsAndUpdate</a></div><div class="ttdeci">bool AcceptsAndUpdate(const int64_t id, const Value &value)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00129">math_opt_proto_utils.h:129</a></div></div>
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<div class="ttc" id="acleanup_8h_html"><div class="ttname"><a href="cleanup_8h.html">cleanup.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#l00119">cp_model_fz_solver.cc:119</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_aec8af5c1be4e1b6d4330e1161028de21"><div class="ttname"><a href="cp__model__solver_8cc.html#aec8af5c1be4e1b6d4330e1161028de21">time_limit</a></div><div class="ttdeci">ModelSharedTimeLimit * time_limit</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02050">cp_model_solver.cc:2050</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="ag__gurobi_8cc_html_a2237393c7ae7ad7344c9885066d5ab6d"><div class="ttname"><a href="g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d">status</a></div><div class="ttdeci">absl::Status status</div><div class="ttdef"><b>Definition:</b> <a href="g__gurobi_8cc_source.html#l00035">g_gurobi.cc:35</a></div></div>
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<div class="ttc" id="aglop__solver_8h_html"><div class="ttname"><a href="glop__solver_8h.html">glop_solver.h</a></div></div>
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<div class="ttc" id="agurobi__interface_8cc_html_a0728f23c9a47655d38e0bf1a2f200bcf"><div class="ttname"><a href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a></div><div class="ttdeci">GRBmodel * model</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00274">gurobi_interface.cc:274</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="alocal__search_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0"><div class="ttname"><a href="local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a></div><div class="ttdeci">int index</div><div class="ttdef"><b>Definition:</b> <a href="local__search_8cc_source.html#l02750">local_search.cc:2750</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="alp__data_8h_html"><div class="ttname"><a href="lp__data_8h.html">lp_data.h</a></div></div>
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<div class="ttc" id="alp__solver_8h_html"><div class="ttname"><a href="lp__solver_8h.html">lp_solver.h</a></div></div>
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<div class="ttc" id="alp__types_8h_html"><div class="ttname"><a href="lp__types_8h.html">lp_types.h</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="amarkowitz_8cc_html_aa9d6c98fdf8d89b0e2321fda02adc82c"><div class="ttname"><a href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a></div><div class="ttdeci">ColIndex col</div><div class="ttdef"><b>Definition:</b> <a href="markowitz_8cc_source.html#l00183">markowitz.cc:183</a></div></div>
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<div class="ttc" id="amarkowitz_8cc_html_aea35f36ba98d5bbd8d033382f50c9e52"><div class="ttname"><a href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a></div><div class="ttdeci">RowIndex row</div><div class="ttdef"><b>Definition:</b> <a href="markowitz_8cc_source.html#l00182">markowitz.cc:182</a></div></div>
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<div class="ttc" id="amath__opt__proto__utils_8h_html"><div class="ttname"><a href="math__opt__proto__utils_8h.html">math_opt_proto_utils.h</a></div></div>
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<div class="ttc" id="anamespaceabsl_html_a01547ab811df98c71089487f394ec259"><div class="ttname"><a href="namespaceabsl.html#a01547ab811df98c71089487f394ec259">absl::MakeCleanup</a></div><div class="ttdeci">absl::Cleanup< absl::decay_t< Callback > > MakeCleanup(Callback &&callback)</div><div class="ttdef"><b>Definition:</b> <a href="cleanup_8h_source.html#l00125">cleanup.h:125</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="anamespaceoperations__research_1_1glop_html_a509c4e359e6f7041eddfac3f1c46a92f"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a509c4e359e6f7041eddfac3f1c46a92f">operations_research::glop::GetProblemStatusString</a></div><div class="ttdeci">std::string GetProblemStatusString(ProblemStatus problem_status)</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8cc_source.html#l00019">lp_types.cc:19</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a6d0540e510c4225b196d87b16f2721a8"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a6d0540e510c4225b196d87b16f2721a8">operations_research::glop::VariableStatusRow</a></div><div class="ttdeci">StrictITIVector< ColIndex, VariableStatus > VariableStatusRow</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00324">lp_types.h:324</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a7f6435e3138db1e45c3ff2b00cb999aa"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a7f6435e3138db1e45c3ff2b00cb999aa">operations_research::glop::ConstraintStatusColumn</a></div><div class="ttdeci">StrictITIVector< RowIndex, ConstraintStatus > ConstraintStatusColumn</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00349">lp_types.h:349</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">operations_research::glop::ProblemStatus</a></div><div class="ttdeci">ProblemStatus</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00102">lp_types.h:102</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a0beacd9ca195de65e685252f1b46b954"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a0beacd9ca195de65e685252f1b46b954">operations_research::glop::ProblemStatus::IMPRECISE</a></div><div class="ttdeci">@ IMPRECISE</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a1583be76ac58a4ac4c024f73b3d85811"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a1583be76ac58a4ac4c024f73b3d85811">operations_research::glop::ProblemStatus::DUAL_INFEASIBLE</a></div><div class="ttdeci">@ DUAL_INFEASIBLE</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a2dcc8f5d91cb2aa2065b8305bf2d5cbd"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a2dcc8f5d91cb2aa2065b8305bf2d5cbd">operations_research::glop::ProblemStatus::PRIMAL_FEASIBLE</a></div><div class="ttdeci">@ PRIMAL_FEASIBLE</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a53ef0c1aa260e08f9010ddcc28d5a4a6"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a53ef0c1aa260e08f9010ddcc28d5a4a6">operations_research::glop::ProblemStatus::INFEASIBLE_OR_UNBOUNDED</a></div><div class="ttdeci">@ INFEASIBLE_OR_UNBOUNDED</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a57ad14e7a035f33c8ba6c0ea9ea23caa"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a57ad14e7a035f33c8ba6c0ea9ea23caa">operations_research::glop::ProblemStatus::DUAL_FEASIBLE</a></div><div class="ttdeci">@ DUAL_FEASIBLE</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a7850fcfea005b86b2a3fa0d4293c5ee0"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a7850fcfea005b86b2a3fa0d4293c5ee0">operations_research::glop::ProblemStatus::PRIMAL_INFEASIBLE</a></div><div class="ttdeci">@ PRIMAL_INFEASIBLE</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a8351cc0ea544c393b3e26fdf42520844"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a8351cc0ea544c393b3e26fdf42520844">operations_research::glop::ProblemStatus::PRIMAL_UNBOUNDED</a></div><div class="ttdeci">@ PRIMAL_UNBOUNDED</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a88ec4386a3c49b50819358a579fb9adb"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a88ec4386a3c49b50819358a579fb9adb">operations_research::glop::ProblemStatus::ABNORMAL</a></div><div class="ttdeci">@ ABNORMAL</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a8ada5da7749eac0d9fe1782ad9bab585"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a8ada5da7749eac0d9fe1782ad9bab585">operations_research::glop::ProblemStatus::DUAL_UNBOUNDED</a></div><div class="ttdeci">@ DUAL_UNBOUNDED</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493add8d8537e1472a5e432749c5abf45c82"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493add8d8537e1472a5e432749c5abf45c82">operations_research::glop::ProblemStatus::INVALID_PROBLEM</a></div><div class="ttdeci">@ INVALID_PROBLEM</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493af00c8dbdd6e1f11bdae06be94277d293"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493af00c8dbdd6e1f11bdae06be94277d293">operations_research::glop::ProblemStatus::OPTIMAL</a></div><div class="ttdeci">@ OPTIMAL</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493afaee4ca3c30ee18148ce3ada37466498"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493afaee4ca3c30ee18148ce3ada37466498">operations_research::glop::ProblemStatus::INIT</a></div><div class="ttdeci">@ INIT</div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_aec7177dd4fab33ada14a7689223fe89f"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#aec7177dd4fab33ada14a7689223fe89f">operations_research::glop::DenseBooleanColumn</a></div><div class="ttdeci">StrictITIVector< RowIndex, bool > DenseBooleanColumn</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00335">lp_types.h:335</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html">operations_research::math_opt</a></div><div class="ttdef"><b>Definition:</b> <a href="arrow__operator__proxy_8h_source.html#l00020">arrow_operator_proxy.h:20</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a0c2a048ffad95d109485f661fcba75d2"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a0c2a048ffad95d109485f661fcba75d2">operations_research::math_opt::FeasibleTermination</a></div><div class="ttdeci">TerminationProto FeasibleTermination(const LimitProto limit, const absl::string_view detail)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8cc_source.html#l00094">math_opt_proto_utils.cc:94</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a0d2106bc8a55ecfe52d502eee346b62a"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a0d2106bc8a55ecfe52d502eee346b62a">operations_research::math_opt::CheckRegisteredCallbackEvents</a></div><div class="ttdeci">absl::Status CheckRegisteredCallbackEvents(const CallbackRegistrationProto &registration, const absl::flat_hash_set< CallbackEventProto > &supported_events)</div><div class="ttdef"><b>Definition:</b> <a href="callback__validator_8cc_source.html#l00299">callback_validator.cc:299</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a1c3bab427ac8280d7b32019b88ec59b4"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a1c3bab427ac8280d7b32019b88ec59b4">operations_research::math_opt::NumMatrixNonzeros</a></div><div class="ttdeci">int NumMatrixNonzeros(const SparseDoubleMatrixProto &matrix)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00040">math_opt_proto_utils.h:40</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a266628d6b96d7113d9b30c96288f6b50"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a266628d6b96d7113d9b30c96288f6b50">operations_research::math_opt::UpdateIdIndexMap</a></div><div class="ttdeci">void UpdateIdIndexMap(glop::StrictITIVector< IndexType, bool > indices_to_delete, IndexType num_indices, absl::flat_hash_map< int64_t, IndexType > &id_index_map)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00152">glop_solver.cc:152</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a3055f8b845cde39af2c3bed9007d4a06"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a3055f8b845cde39af2c3bed9007d4a06">operations_research::math_opt::NumVariables</a></div><div class="ttdeci">int NumVariables(const VariablesProto &variables)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00032">math_opt_proto_utils.h:32</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a49f967b1420551cce50b84075ab62535"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">operations_research::math_opt::FillSparseDoubleVector</a></div><div class="ttdeci">SparseDoubleVectorProto FillSparseDoubleVector(const std::vector< int64_t > &ids_in_order, const absl::flat_hash_map< int64_t, IndexType > &id_map, const glop::StrictITIVector< IndexType, glop::Fractional > &values, const SparseVectorFilterProto &filter)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00406">glop_solver.cc:406</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a55fb38df4be2b4a6e933fbbd6c2cd2d0"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a55fb38df4be2b4a6e933fbbd6c2cd2d0">operations_research::math_opt::FromGlopBasisStatus</a></div><div class="ttdeci">BasisStatusProto FromGlopBasisStatus(const ValueType glop_basis_status)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00425">glop_solver.cc:425</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a5767ee23f380e72488d3c7ebf2d742b1"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a5767ee23f380e72488d3c7ebf2d742b1">operations_research::math_opt::Solve</a></div><div class="ttdeci">absl::StatusOr< SolveResult > Solve(const Model &model, const SolverType solver_type, const SolveArguments &solve_args, const SolverInitArguments &init_args)</div><div class="ttdef"><b>Definition:</b> <a href="solve_8cc_source.html#l00094">solve.cc:94</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a5ebe22725be1bb7e485f43794e10f766"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a5ebe22725be1bb7e485f43794e10f766">operations_research::math_opt::ToGlopBasisStatus</a></div><div class="ttdeci">ValueType ToGlopBasisStatus(const BasisStatusProto basis_status)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00457">glop_solver.cc:457</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a62e3dab60115f56d2af0e28ff7f446c8"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a62e3dab60115f56d2af0e28ff7f446c8">operations_research::math_opt::IndexToId</a></div><div class="ttdeci">glop::StrictITIVector< T, int64_t > IndexToId(const absl::flat_hash_map< int64_t, T > &id_map)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00491">glop_solver.cc:491</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a661588c758c0277f3e60bef8d8a7e2c7"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a661588c758c0277f3e60bef8d8a7e2c7">operations_research::math_opt::GetSortedIs</a></div><div class="ttdeci">std::vector< int64_t > GetSortedIs(const absl::flat_hash_map< int64_t, T > &id_map)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00476">glop_solver.cc:476</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a80e158d48db32a3bbbe915179b36e405"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a80e158d48db32a3bbbe915179b36e405">operations_research::math_opt::MakeView</a></div><div class="ttdeci">SparseVectorView< T > MakeView(absl::Span< const int64_t > ids, const Collection &values)</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00144">sparse_vector_view.h:144</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a83a0991912b16a906577438e2e3479c6"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a83a0991912b16a906577438e2e3479c6">operations_research::math_opt::NoSolutionFoundTermination</a></div><div class="ttdeci">TerminationProto NoSolutionFoundTermination(const LimitProto limit, const absl::string_view detail)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8cc_source.html#l00099">math_opt_proto_utils.cc:99</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a98600a28f0f805ae0cbe04802b0dcbc4"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a98600a28f0f805ae0cbe04802b0dcbc4">operations_research::math_opt::NumConstraints</a></div><div class="ttdeci">int NumConstraints(const LinearConstraintsProto &linear_constraints)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00036">math_opt_proto_utils.h:36</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_aaaafdf52dd4d552e04d416daeadbd81f"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#aaaafdf52dd4d552e04d416daeadbd81f">operations_research::math_opt::TerminateForReason</a></div><div class="ttdeci">TerminationProto TerminateForReason(const TerminationReasonProto reason, const absl::string_view detail)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8cc_source.html#l00104">math_opt_proto_utils.cc:104</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_ad9f50c9313b35cc1e8887057dc4d9645"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">operations_research::math_opt::kInf</a></div><div class="ttdeci">constexpr double kInf</div><div class="ttdef"><b>Definition:</b> <a href="variable__and__expressions_8cc_source.html#l00029">variable_and_expressions.cc:29</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_af7a6f14baf994a27e663ec535c32d199"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#af7a6f14baf994a27e663ec535c32d199">operations_research::math_opt::FillSparseBasisStatusVector</a></div><div class="ttdeci">SparseBasisStatusVector FillSparseBasisStatusVector(const std::vector< int64_t > &ids_in_order, const absl::flat_hash_map< int64_t, IndexType > &id_map, const glop::StrictITIVector< IndexType, ValueType > &values)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00442">glop_solver.cc:442</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_a760c8bbae2698a370004ceaaba9d9920"><div class="ttname"><a href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">operations_research::ProtoEnumToString</a></div><div class="ttdeci">std::string ProtoEnumToString(ProtoEnumType enum_value)</div><div class="ttdef"><b>Definition:</b> <a href="port_2proto__utils_8h_source.html#l00047">port/proto_utils.h:47</a></div></div>
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<div class="ttc" id="anamespaceutil__time_html_a801584734c5b3898f94cf932202b2eb7"><div class="ttname"><a href="namespaceutil__time.html#a801584734c5b3898f94cf932202b2eb7">util_time::DecodeGoogleApiProto</a></div><div class="ttdeci">inline ::absl::StatusOr< absl::Duration > DecodeGoogleApiProto(const google::protobuf::Duration &proto)</div><div class="ttdef"><b>Definition:</b> <a href="protoutil_8h_source.html#l00042">protoutil.h:42</a></div></div>
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<div class="ttc" id="anamespaceutil__time_html_a9b705fc0063004954faa62e54450d4fc"><div class="ttname"><a href="namespaceutil__time.html#a9b705fc0063004954faa62e54450d4fc">util_time::EncodeGoogleApiProto</a></div><div class="ttdeci">inline ::absl::StatusOr< google::protobuf::Duration > EncodeGoogleApiProto(absl::Duration d)</div><div class="ttdef"><b>Definition:</b> <a href="protoutil_8h_source.html#l00027">protoutil.h:27</a></div></div>
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<div class="ttc" id="aport_2proto__utils_8h_html"><div class="ttname"><a href="port_2proto__utils_8h.html">proto_utils.h</a></div></div>
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<div class="ttc" id="aprotoutil_8h_html"><div class="ttname"><a href="protoutil_8h.html">protoutil.h</a></div></div>
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<div class="ttc" id="arouting__filters_8cc_html_a8e4ee19dee0e00541dbe9bbc83d806ba"><div class="ttname"><a href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a></div><div class="ttdeci">int64_t coefficient</div><div class="ttdef"><b>Definition:</b> <a href="routing__filters_8cc_source.html#l00969">routing_filters.cc:969</a></div></div>
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<div class="ttc" id="asolve__interrupter_8h_html"><div class="ttname"><a href="solve__interrupter_8h.html">solve_interrupter.h</a></div></div>
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<div class="ttc" id="asolver__interface_8h_html"><div class="ttname"><a href="solver__interface_8h.html">solver_interface.h</a></div></div>
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<div class="ttc" id="asolver__interface_8h_html_ad082a79cf1be23f55e3435fad5bf4949"><div class="ttname"><a href="solver__interface_8h.html#ad082a79cf1be23f55e3435fad5bf4949">MATH_OPT_REGISTER_SOLVER</a></div><div class="ttdeci">#define MATH_OPT_REGISTER_SOLVER(solver_type, solver_factory)</div><div class="ttdef"><b>Definition:</b> <a href="solver__interface_8h_source.html#l00191">solver_interface.h:191</a></div></div>
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<div class="ttc" id="asparse__submatrix_8cc_html_a9b7656b922ea4ec96097d7380c0e61fe"><div class="ttname"><a href="sparse__submatrix_8cc.html#a9b7656b922ea4ec96097d7380c0e61fe">start</a></div><div class="ttdeci">int64_t start</div><div class="ttdef"><b>Definition:</b> <a href="sparse__submatrix_8cc_source.html#l00035">sparse_submatrix.cc:35</a></div></div>
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<div class="ttc" id="asparse__vector__view_8h_html"><div class="ttname"><a href="sparse__vector__view_8h.html">sparse_vector_view.h</a></div></div>
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<div class="ttc" id="astrong__int_8h_html"><div class="ttname"><a href="strong__int_8h.html">strong_int.h</a></div></div>
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<div class="ttc" id="astrong__vector_8h_html"><div class="ttname"><a href="strong__vector_8h.html">strong_vector.h</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1math__opt_1_1_solver_interface_1_1_init_args_html"><div class="ttname"><a href="structoperations__research_1_1math__opt_1_1_solver_interface_1_1_init_args.html">operations_research::math_opt::SolverInterface::InitArgs</a></div><div class="ttdef"><b>Definition:</b> <a href="solver__interface_8h_source.html#l00062">solver_interface.h:62</a></div></div>
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<div class="ttc" id="atime__limit_8h_html"><div class="ttname"><a href="time__limit_8h.html">time_limit.h</a></div></div>
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