234 lines
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234 lines
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 <span id="projectnumber">8.2</span>
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<a href="gscip__ext_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">// Copyright 2010-2018 Google LLC</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// limitations under the License.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">// Additional nonlinear constraints not supported directly by SCIP.</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// The primary purpose of this file is to support the nonlinear constraints of</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">// MPSolver proto API.</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// WARNING(rander): as these constraints are not natively supported in SCIP,</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// they will generally not be a single SCIP_CONS* created, but will typically</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// result in multiple SCIP_CONS* and SCIP_VAR* being created. Direct access to</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// these intermediate variables and constraints is currently not provided.</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// TODO(user): either implement with SCIP constraint handlers or use a solver</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// independent implementation.</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#ifndef OR_TOOLS_GSCIP_GSCIP_EXT_H_</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#define OR_TOOLS_GSCIP_GSCIP_EXT_H_</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  </div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "absl/status/status.h"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="gscip_8h.html">ortools/gscip/gscip.h</a>"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "scip/scip.h"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "scip/scip_prob.h"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "scip/type_cons.h"</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "scip/type_scip.h"</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "scip/type_var.h"</span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  </div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  </div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// Adds the constraint y = abs(x). May create auxiliary variables. Supports</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">// unbounded x.</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> absl::Status <a class="code" href="namespaceoperations__research.html#a876ba05b3ab41e7e9bf0425d47197e5f">GScipCreateAbs</a>(GScip* gscip, SCIP_Var* x, SCIP_Var* abs_x,</div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = <span class="stringliteral">""</span>);</div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment">// TODO(user): delete this type and the methods below, use a generic version</span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment">// templated on the variable type that supports operator overloads.</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_g_scip_linear_expr.html"> 46</a></span> <span class="keyword">struct </span><a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a> {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_g_scip_linear_expr.html#a05b489331642a7784a45dcd6710ce4bd"> 47</a></span>  absl::flat_hash_map<SCIP_VAR*, double> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html#a05b489331642a7784a45dcd6710ce4bd">terms</a>;</div>
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<div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_g_scip_linear_expr.html#a129303e4bd38a8cdba722b6238ed56e9"> 48</a></span>  <span class="keywordtype">double</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html#a129303e4bd38a8cdba722b6238ed56e9">offset</a> = 0.0;</div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
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<div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_g_scip_linear_expr.html#ac971d4b0d25c1dfa4e082d457f8d903b"> 50</a></span>  <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html#ac971d4b0d25c1dfa4e082d457f8d903b">GScipLinearExpr</a>() = <span class="keywordflow">default</span>;</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keyword">explicit</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html#ac971d4b0d25c1dfa4e082d457f8d903b">GScipLinearExpr</a>(SCIP_VAR* variable);</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keyword">explicit</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html#ac971d4b0d25c1dfa4e082d457f8d903b">GScipLinearExpr</a>(<span class="keywordtype">double</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html#a129303e4bd38a8cdba722b6238ed56e9">offset</a>);</div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> };</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment">// Returns left - right.</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a> <a class="code" href="namespaceoperations__research.html#a2f87c40d4bdf2c5a4a38f4b949d21f06">GScipDifference</a>(<a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a> left,</div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a>& right);</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  </div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// Returns -expr.</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a> <a class="code" href="namespaceoperations__research.html#afed9a24bde49a74960848a3d560274a3">GScipNegate</a>(<a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a> expr);</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  </div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment">// Returns the range -inf <= left.terms - right.terms <= right.offset -</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// left.offset</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_range.html">GScipLinearRange</a> <a class="code" href="namespaceoperations__research.html#a297998830d7b9c480a499be99a90c7c0">GScipLe</a>(<span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a> left,</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a>& right);</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  </div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment">// Adds the constraint resultant = maximum(terms). Supports unbounded variables</span></div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment">// in terms.</span></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> absl::Status <a class="code" href="namespaceoperations__research.html#a32116424b56445ea83eebdb47a21eb21">GScipCreateMaximum</a>(<a class="code" href="classoperations__research_1_1_g_scip.html">GScip</a>* gscip, <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a>& resultant,</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keyword">const</span> std::vector<GScipLinearExpr>& terms,</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = <span class="stringliteral">""</span>);</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  </div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment">// Adds the constraint resultant = minimum(terms). Supports unbounded variables</span></div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment">// in terms.</span></div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> absl::Status <a class="code" href="namespaceoperations__research.html#abb287f3f4d1bce6b4ec847c62a08a8ee">GScipCreateMinimum</a>(<a class="code" href="classoperations__research_1_1_g_scip.html">GScip</a>* gscip, <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_g_scip_linear_expr.html">GScipLinearExpr</a>& resultant,</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">const</span> std::vector<GScipLinearExpr>& terms,</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = <span class="stringliteral">""</span>);</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment">// Models the constraint z = 1 => lb <= ax <= ub</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment">// If negate_indicator, then instead: z = 0 => lb <= ax <= ub</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html"> 81</a></span> <span class="keyword">struct </span><a class="code" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html">GScipIndicatorRangeConstraint</a> {</div>
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<div class="line"><a name="l00082"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#afea502b78833028b3e2b519fa038201a"> 82</a></span>  SCIP_VAR* <a class="code" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#afea502b78833028b3e2b519fa038201a">indicator_variable</a> = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00083"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#a70c2b6b65c1a890cb66da7e0dbdee607"> 83</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#a70c2b6b65c1a890cb66da7e0dbdee607">negate_indicator</a> = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#a16e845732136fe1051e4bf34801b7c53"> 84</a></span>  <a class="code" href="structoperations__research_1_1_g_scip_linear_range.html">GScipLinearRange</a> <a class="code" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#a16e845732136fe1051e4bf34801b7c53">range</a>;</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> };</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment">// Supports unbounded variables in indicator_range.range.variables.</span></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> absl::Status <a class="code" href="namespaceoperations__research.html#ae203d18bb597e00e945b5e16de484731">GScipCreateIndicatorRange</a>(</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="classoperations__research_1_1_g_scip.html">GScip</a>* gscip, <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_g_scip_indicator_range_constraint.html">GScipIndicatorRangeConstraint</a>& indicator_range,</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = <span class="stringliteral">""</span>,</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1_g_scip_constraint_options.html">GScipConstraintOptions</a>& options = <a class="code" href="structoperations__research_1_1_g_scip_constraint_options.html">GScipConstraintOptions</a>());</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment">// WARNING: DO NOT CHANGE THE OBJECTIVE DIRECTION AFTER CALLING THIS METHOD.</span></div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment">// This is implemented by modeling the quadratic term with an an inequality</span></div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment">// constraint and a single extra variable, which is then added to the objective.</span></div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment">// The inequality will be in the wrong direction if you change the objective</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment">// direction after calling this method.</span></div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> absl::Status <a class="code" href="namespaceoperations__research.html#a986eab45ec513f2034562cae6e02b4c6">GScipAddQuadraticObjectiveTerm</a>(</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <a class="code" href="classoperations__research_1_1_g_scip.html">GScip</a>* gscip, std::vector<SCIP_Var*> quadratic_variables1,</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  std::vector<SCIP_Var*> quadratic_variables2,</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  std::vector<double> quadratic_coefficients, <span class="keyword">const</span> std::string& <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> = <span class="stringliteral">""</span>);</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  </div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> } <span class="comment">// namespace operations_research</span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  </div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="preprocessor">#endif </span><span class="comment">// OR_TOOLS_GSCIP_GSCIP_EXT_H_</span></div>
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<div class="ttc" id="aclassoperations__research_1_1_g_scip_html"><div class="ttname"><a href="classoperations__research_1_1_g_scip.html">operations_research::GScip</a></div><div class="ttdef"><b>Definition:</b> <a href="gscip_8h_source.html#l00120">gscip.h:120</a></div></div>
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<div class="ttc" id="adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267"><div class="ttname"><a href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a></div><div class="ttdeci">const std::string name</div><div class="ttdef"><b>Definition:</b> <a href="default__search_8cc_source.html#l00808">default_search.cc:808</a></div></div>
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<div class="ttc" id="agscip_8h_html"><div class="ttname"><a href="gscip_8h.html">gscip.h</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">The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...</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_a297998830d7b9c480a499be99a90c7c0"><div class="ttname"><a href="namespaceoperations__research.html#a297998830d7b9c480a499be99a90c7c0">operations_research::GScipLe</a></div><div class="ttdeci">GScipLinearRange GScipLe(const GScipLinearExpr left, const GScipLinearExpr &right)</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8cc_source.html#l00056">gscip_ext.cc:56</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a2f87c40d4bdf2c5a4a38f4b949d21f06"><div class="ttname"><a href="namespaceoperations__research.html#a2f87c40d4bdf2c5a4a38f4b949d21f06">operations_research::GScipDifference</a></div><div class="ttdeci">GScipLinearExpr GScipDifference(GScipLinearExpr left, const GScipLinearExpr &right)</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8cc_source.html#l00037">gscip_ext.cc:37</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a32116424b56445ea83eebdb47a21eb21"><div class="ttname"><a href="namespaceoperations__research.html#a32116424b56445ea83eebdb47a21eb21">operations_research::GScipCreateMaximum</a></div><div class="ttdeci">absl::Status GScipCreateMaximum(GScip *gscip, const GScipLinearExpr &resultant, const std::vector< GScipLinearExpr > &terms, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8cc_source.html#l00076">gscip_ext.cc:76</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a876ba05b3ab41e7e9bf0425d47197e5f"><div class="ttname"><a href="namespaceoperations__research.html#a876ba05b3ab41e7e9bf0425d47197e5f">operations_research::GScipCreateAbs</a></div><div class="ttdeci">absl::Status GScipCreateAbs(GScip *gscip, SCIP_Var *x, SCIP_Var *abs_x, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8cc_source.html#l00069">gscip_ext.cc:69</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a986eab45ec513f2034562cae6e02b4c6"><div class="ttname"><a href="namespaceoperations__research.html#a986eab45ec513f2034562cae6e02b4c6">operations_research::GScipAddQuadraticObjectiveTerm</a></div><div class="ttdeci">absl::Status GScipAddQuadraticObjectiveTerm(GScip *gscip, std::vector< SCIP_Var * > quadratic_variables1, std::vector< SCIP_Var * > quadratic_variables2, std::vector< double > quadratic_coefficients, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8cc_source.html#l00143">gscip_ext.cc:143</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_abb287f3f4d1bce6b4ec847c62a08a8ee"><div class="ttname"><a href="namespaceoperations__research.html#abb287f3f4d1bce6b4ec847c62a08a8ee">operations_research::GScipCreateMinimum</a></div><div class="ttdeci">absl::Status GScipCreateMinimum(GScip *gscip, const GScipLinearExpr &resultant, const std::vector< GScipLinearExpr > &terms, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8cc_source.html#l00132">gscip_ext.cc:132</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ae203d18bb597e00e945b5e16de484731"><div class="ttname"><a href="namespaceoperations__research.html#ae203d18bb597e00e945b5e16de484731">operations_research::GScipCreateIndicatorRange</a></div><div class="ttdeci">absl::Status GScipCreateIndicatorRange(GScip *gscip, const GScipIndicatorRangeConstraint &indicator_range, const std::string &name, const GScipConstraintOptions &options)</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8cc_source.html#l00173">gscip_ext.cc:173</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_afed9a24bde49a74960848a3d560274a3"><div class="ttname"><a href="namespaceoperations__research.html#afed9a24bde49a74960848a3d560274a3">operations_research::GScipNegate</a></div><div class="ttdeci">GScipLinearExpr GScipNegate(GScipLinearExpr expr)</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8cc_source.html#l00046">gscip_ext.cc:46</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_constraint_options_html"><div class="ttname"><a href="structoperations__research_1_1_g_scip_constraint_options.html">operations_research::GScipConstraintOptions</a></div><div class="ttdef"><b>Definition:</b> <a href="gscip_8h_source.html#l00484">gscip.h:484</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_indicator_range_constraint_html"><div class="ttname"><a href="structoperations__research_1_1_g_scip_indicator_range_constraint.html">operations_research::GScipIndicatorRangeConstraint</a></div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8h_source.html#l00081">gscip_ext.h:81</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_indicator_range_constraint_html_a16e845732136fe1051e4bf34801b7c53"><div class="ttname"><a href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#a16e845732136fe1051e4bf34801b7c53">operations_research::GScipIndicatorRangeConstraint::range</a></div><div class="ttdeci">GScipLinearRange range</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8h_source.html#l00084">gscip_ext.h:84</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_indicator_range_constraint_html_a70c2b6b65c1a890cb66da7e0dbdee607"><div class="ttname"><a href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#a70c2b6b65c1a890cb66da7e0dbdee607">operations_research::GScipIndicatorRangeConstraint::negate_indicator</a></div><div class="ttdeci">bool negate_indicator</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8h_source.html#l00083">gscip_ext.h:83</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_indicator_range_constraint_html_afea502b78833028b3e2b519fa038201a"><div class="ttname"><a href="structoperations__research_1_1_g_scip_indicator_range_constraint.html#afea502b78833028b3e2b519fa038201a">operations_research::GScipIndicatorRangeConstraint::indicator_variable</a></div><div class="ttdeci">SCIP_VAR * indicator_variable</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8h_source.html#l00082">gscip_ext.h:82</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_linear_expr_html"><div class="ttname"><a href="structoperations__research_1_1_g_scip_linear_expr.html">operations_research::GScipLinearExpr</a></div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8h_source.html#l00046">gscip_ext.h:46</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_linear_expr_html_a05b489331642a7784a45dcd6710ce4bd"><div class="ttname"><a href="structoperations__research_1_1_g_scip_linear_expr.html#a05b489331642a7784a45dcd6710ce4bd">operations_research::GScipLinearExpr::terms</a></div><div class="ttdeci">absl::flat_hash_map< SCIP_VAR *, double > terms</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8h_source.html#l00047">gscip_ext.h:47</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_linear_expr_html_a129303e4bd38a8cdba722b6238ed56e9"><div class="ttname"><a href="structoperations__research_1_1_g_scip_linear_expr.html#a129303e4bd38a8cdba722b6238ed56e9">operations_research::GScipLinearExpr::offset</a></div><div class="ttdeci">double offset</div><div class="ttdef"><b>Definition:</b> <a href="gscip__ext_8h_source.html#l00048">gscip_ext.h:48</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_linear_expr_html_ac971d4b0d25c1dfa4e082d457f8d903b"><div class="ttname"><a href="structoperations__research_1_1_g_scip_linear_expr.html#ac971d4b0d25c1dfa4e082d457f8d903b">operations_research::GScipLinearExpr::GScipLinearExpr</a></div><div class="ttdeci">GScipLinearExpr()=default</div></div>
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<div class="ttc" id="astructoperations__research_1_1_g_scip_linear_range_html"><div class="ttname"><a href="structoperations__research_1_1_g_scip_linear_range.html">operations_research::GScipLinearRange</a></div><div class="ttdef"><b>Definition:</b> <a href="gscip_8h_source.html#l00093">gscip.h:93</a></div></div>
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