1062 lines
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1062 lines
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<li><a href="../cpp_algorithms/annotated.html">Algorithms</a></li>
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<h1 style="color: #145A32;">C++ Reference: Linear solver</h1>
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Classes</h2></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight"><a class="el" href="classoperations__research_1_1_linear_expr.html" title="LinearExpr models a quantity that is linear in the decision variables (MPVariable) of an optimization...">LinearExpr</a> models a quantity that is linear in the decision variables (<a class="el" href="classoperations__research_1_1_m_p_variable.html" title="The class for variables of a Mathematical Programming (MP) model.">MPVariable</a>) of an optimization problem, i.e. <a href="classoperations__research_1_1_linear_expr.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classoperations__research_1_1_linear_range.html">LinearRange</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">An expression of the form: <a href="classoperations__research_1_1_linear_range.html#details">More...</a><br /></td></tr>
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<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">The class for constraints of a Mathematical Programming (MP) model. <a href="classoperations__research_1_1_m_p_constraint.html#details">More...</a><br /></td></tr>
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<tr class="separator:"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct  </td><td class="memItemRight" valign="bottom"><a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">Export options. <a href="structoperations__research_1_1_m_p_model_export_options.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classoperations__research_1_1_m_p_objective.html">MPObjective</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">A class to express a linear objective. <a href="classoperations__research_1_1_m_p_objective.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">This mathematical programming (MP) solver class is the main class though which users build and solve problems. <a href="classoperations__research_1_1_m_p_solver.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">This class stores parameter settings for LP and MIP solvers. <a href="classoperations__research_1_1_m_p_solver_parameters.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class  </td><td class="memItemRight" valign="bottom"><a class="el" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a></td></tr>
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<tr class="memdesc:"><td class="mdescLeft"> </td><td class="mdescRight">The class for variables of a Mathematical Programming (MP) model. <a href="classoperations__research_1_1_m_p_variable.html#details">More...</a><br /></td></tr>
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Functions</h2></td></tr>
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<tr class="memitem:a6dcd119b77400c438a8a316093d553f2"><td class="memItemLeft" align="right" valign="top">std::ostream & </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a6dcd119b77400c438a8a316093d553f2">operator<<</a> (std::ostream &stream, const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &linear_expr)</td></tr>
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<tr class="separator:a6dcd119b77400c438a8a316093d553f2"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a97f9b83239285f5fdfcac1b8e8b4f162"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a97f9b83239285f5fdfcac1b8e8b4f162">operator+</a> (<a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> lhs, const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &rhs)</td></tr>
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<tr class="separator:a97f9b83239285f5fdfcac1b8e8b4f162"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a515cdaf4f9c4000bb3482a0c450e23c3"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a515cdaf4f9c4000bb3482a0c450e23c3">operator-</a> (<a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> lhs, const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &rhs)</td></tr>
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<tr class="separator:a515cdaf4f9c4000bb3482a0c450e23c3"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a138bb0f103cd9d68e4d13fa773901186"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a138bb0f103cd9d68e4d13fa773901186">operator*</a> (<a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> lhs, double rhs)</td></tr>
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<tr class="separator:a138bb0f103cd9d68e4d13fa773901186"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:abebdd7f40e90df8dc7d557b6e26da942"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#abebdd7f40e90df8dc7d557b6e26da942">operator/</a> (<a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> lhs, double rhs)</td></tr>
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<tr class="separator:abebdd7f40e90df8dc7d557b6e26da942"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a62b131d2829f1cdacd2414d2d7bc6c7c"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a62b131d2829f1cdacd2414d2d7bc6c7c">operator*</a> (double lhs, <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> rhs)</td></tr>
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<tr class="separator:a62b131d2829f1cdacd2414d2d7bc6c7c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a6d1fa20f9c9faf7027c0b16f97139e80"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classoperations__research_1_1_linear_range.html">LinearRange</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a6d1fa20f9c9faf7027c0b16f97139e80">operator<=</a> (const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &lhs, const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &rhs)</td></tr>
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<tr class="separator:a6d1fa20f9c9faf7027c0b16f97139e80"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a08146f196bd9c3f492ee108732449ced"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classoperations__research_1_1_linear_range.html">LinearRange</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a08146f196bd9c3f492ee108732449ced">operator==</a> (const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &lhs, const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &rhs)</td></tr>
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<tr class="separator:a08146f196bd9c3f492ee108732449ced"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:ac4052f92af6a7fbb1d45e17befcb68e0"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classoperations__research_1_1_linear_range.html">LinearRange</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#ac4052f92af6a7fbb1d45e17befcb68e0">operator>=</a> (const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &lhs, const <a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> &rhs)</td></tr>
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<tr class="separator:ac4052f92af6a7fbb1d45e17befcb68e0"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a653e11eef608bfb88f21325e7fa12f2b"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a653e11eef608bfb88f21325e7fa12f2b">SolverTypeIsMip</a> (MPModelRequest::SolverType solver_type)</td></tr>
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<tr class="separator:a653e11eef608bfb88f21325e7fa12f2b"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a417ee4c2129def5589f952ac70233b2e"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a417ee4c2129def5589f952ac70233b2e">SolverTypeIsMip</a> (<a class="el" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> solver_type)</td></tr>
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<tr class="separator:a417ee4c2129def5589f952ac70233b2e"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:afc3e3b80841b587c6fbfd9e9f3ec9c59"><td class="memItemLeft" align="right" valign="top">const absl::string_view </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#afc3e3b80841b587c6fbfd9e9f3ec9c59">ToString</a> (<a class="el" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> optimization_problem_type)</td></tr>
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<tr class="separator:afc3e3b80841b587c6fbfd9e9f3ec9c59"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af6e53662a1f604ececc66ebeef3902f3"><td class="memItemLeft" align="right" valign="top">std::ostream & </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#af6e53662a1f604ececc66ebeef3902f3">operator<<</a> (std::ostream &os, <a class="el" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> optimization_problem_type)</td></tr>
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<tr class="separator:af6e53662a1f604ececc66ebeef3902f3"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a45a908ea6b50a2a7d3f6bd59de6db37c"><td class="memItemLeft" align="right" valign="top">std::ostream & </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a45a908ea6b50a2a7d3f6bd59de6db37c">operator<<</a> (std::ostream &os, <a class="el" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">MPSolver::ResultStatus</a> status)</td></tr>
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<tr class="separator:a45a908ea6b50a2a7d3f6bd59de6db37c"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a61dc18a85425d0a7cf6aa3e7ce3199f6"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a61dc18a85425d0a7cf6aa3e7ce3199f6">AbslParseFlag</a> (absl::string_view text, <a class="el" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> *solver_type, std::string *error)</td></tr>
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<tr class="separator:a61dc18a85425d0a7cf6aa3e7ce3199f6"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:af04d1dfc591c35038a974202e50e541f"><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#af04d1dfc591c35038a974202e50e541f">AbslUnparseFlag</a> (<a class="el" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> solver_type)</td></tr>
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<tr class="separator:af04d1dfc591c35038a974202e50e541f"><td class="memSeparator" colspan="2"> </td></tr>
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<tr class="memitem:a52d451963bca16889b3f1e23450a8f2d"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a52d451963bca16889b3f1e23450a8f2d">MPSolverResponseStatusIsRpcError</a> (MPSolverResponseStatus status)</td></tr>
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<tr class="memitem:a2e14c987281f826f0737c14f5abc00b7"><td class="memItemLeft" align="right" valign="top">absl::StatusOr< std::string > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a2e14c987281f826f0737c14f5abc00b7">ExportModelAsLpFormat</a> (const MPModelProto &model, const <a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a> &options=<a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a>())</td></tr>
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<tr class="memdesc:a2e14c987281f826f0737c14f5abc00b7"><td class="mdescLeft"> </td><td class="mdescRight">Outputs the current model (variables, constraints, objective) as a string encoded in the so-called "CPLEX LP file format" as generated by SCIP. <a href="namespaceoperations__research.html#a2e14c987281f826f0737c14f5abc00b7">More...</a><br /></td></tr>
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<tr class="memitem:a2c2e3f703497d288ee03330752d3a4c3"><td class="memItemLeft" align="right" valign="top">absl::StatusOr< std::string > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a2c2e3f703497d288ee03330752d3a4c3">ExportModelAsMpsFormat</a> (const MPModelProto &model, const <a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a> &options=<a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a>())</td></tr>
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<tr class="memdesc:a2c2e3f703497d288ee03330752d3a4c3"><td class="mdescLeft"> </td><td class="mdescRight">Outputs the current model (variables, constraints, objective) as a string encoded in MPS file format, using the "free" MPS format. <a href="namespaceoperations__research.html#a2c2e3f703497d288ee03330752d3a4c3">More...</a><br /></td></tr>
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<tr class="memitem:a4d319c19b685fe608fe013b573081351"><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a4d319c19b685fe608fe013b573081351">ExportModelAsLpFormatReturnString</a> (const MPModelProto &input_model, const <a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a> &options=<a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a>())</td></tr>
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<tr class="memdesc:aa7ee6518d30b6929f4bd0229da743f18"><td class="mdescLeft"> </td><td class="mdescRight">Returns an empty string iff the model is valid and not trivially infeasible. <a href="namespaceoperations__research.html#aa7ee6518d30b6929f4bd0229da743f18">More...</a><br /></td></tr>
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<tr class="memitem:a2506c50d4eb5505613003f685fd1af9f"><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a2506c50d4eb5505613003f685fd1af9f">FindErrorInMPModelDeltaProto</a> (const MPModelDeltaProto &delta, const MPModelProto &model)</td></tr>
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<tr class="memdesc:a2506c50d4eb5505613003f685fd1af9f"><td class="mdescLeft"> </td><td class="mdescRight">Like FindErrorInMPModelProto, but for a MPModelDeltaProto applied to a given baseline model (assumed valid, eg. <a href="namespaceoperations__research.html#a2506c50d4eb5505613003f685fd1af9f">More...</a><br /></td></tr>
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<tr class="memitem:a97d22724a2d11191dcf78eb8e5e5064a"><td class="memItemLeft" align="right" valign="top">absl::optional< LazyMutableCopy< MPModelProto > > </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a97d22724a2d11191dcf78eb8e5e5064a">ExtractValidMPModelOrPopulateResponseStatus</a> (const MPModelRequest &request, MPSolutionResponse *response)</td></tr>
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<tr class="memdesc:a97d22724a2d11191dcf78eb8e5e5064a"><td class="mdescLeft"> </td><td class="mdescRight">If the model is valid and non-empty, returns it (possibly after extracting the model_delta). <a href="namespaceoperations__research.html#a97d22724a2d11191dcf78eb8e5e5064a">More...</a><br /></td></tr>
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<tr class="memdesc:a518848a6b3e172d127121637ab5c608d"><td class="mdescLeft"> </td><td class="mdescRight">Like <a class="el" href="namespaceoperations__research.html#a97d22724a2d11191dcf78eb8e5e5064a" title="If the model is valid and non-empty, returns it (possibly after extracting the model_delta).">ExtractValidMPModelOrPopulateResponseStatus()</a>, but works in-place: if the MPModel needed extraction, it will be populated in the request, and it returns the success boolean. <a href="namespaceoperations__research.html#a518848a6b3e172d127121637ab5c608d">More...</a><br /></td></tr>
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<tr class="memdesc:ae4ee4d82cf625670cdc1f52197454654"><td class="mdescLeft"> </td><td class="mdescRight">Returns an empty string if the solution hint given in the model is a feasible solution. <a href="namespaceoperations__research.html#ae4ee4d82cf625670cdc1f52197454654">More...</a><br /></td></tr>
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<tr class="memitem:ae6841e1b78c89cf9139fc1b9ba1ae8cb"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#ae6841e1b78c89cf9139fc1b9ba1ae8cb">MergeMPConstraintProtoExceptTerms</a> (const MPConstraintProto &from, MPConstraintProto *to)</td></tr>
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<tr class="memitem:a3ed9bad79131000a00e7f01a5f5b824c"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a3ed9bad79131000a00e7f01a5f5b824c">ApplyVerifiedMPModelDelta</a> (const MPModelDeltaProto &delta, MPModelProto *model)</td></tr>
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<tr class="memitem:a221d711fbd5a16db9dc92a3c5095cbf5"><td class="memItemLeft" align="right" valign="top">constexpr double </td><td class="memItemRight" valign="bottom"><a class="el" href="namespaceoperations__research.html#a221d711fbd5a16db9dc92a3c5095cbf5">kDefaultPrimalTolerance</a> = 1e-07</td></tr>
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<p class="definition">Definition at line <a class="el" href="linear__solver_8h_source.html#l00959">959</a> of file <a class="el" href="linear__solver_8h_source.html">linear_solver.h</a>.</p>
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<p>Outputs the current model (variables, constraints, objective) as a string encoded in the so-called "CPLEX LP file format" as generated by SCIP. </p>
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<p >If 'obfuscated' is true, the variable and constraint names of proto_ are not used. Variable and constraint names of the form "V12345" and "C12345" are used instead.</p>
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<p >For more information about the different LP file formats: <a href="http://lpsolve.sourceforge.net/5.5/lp-format.htm">http://lpsolve.sourceforge.net/5.5/lp-format.htm</a> The following give a reasonable idea of the CPLEX LP file format: <a href="http://lpsolve.sourceforge.net/5.5/CPLEX-format.htm">http://lpsolve.sourceforge.net/5.5/CPLEX-format.htm</a> <a href="http://tinyurl.com/cplex-lp-format">http://tinyurl.com/cplex-lp-format</a> <a href="http://www.gurobi.com/documentation/5.1/reference-manual/node871">http://www.gurobi.com/documentation/5.1/reference-manual/node871</a> </p>
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<p class="definition">Definition at line <a class="el" href="model__exporter__swig__helper_8h_source.html#l00024">24</a> of file <a class="el" href="model__exporter__swig__helper_8h_source.html">model_exporter_swig_helper.h</a>.</p>
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<p>Outputs the current model (variables, constraints, objective) as a string encoded in MPS file format, using the "free" MPS format. </p>
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<p >Name validity and obfuscation works exactly as in <a class="el" href="namespaceoperations__research.html#a2e14c987281f826f0737c14f5abc00b7" title="Outputs the current model (variables, constraints, objective) as a string encoded in the so-called "C...">ExportModelAsLpFormat()</a>.</p>
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<p >For more information about the MPS format: <a href="http://en.wikipedia.org/wiki/MPS_(format)">http://en.wikipedia.org/wiki/MPS_(format)</a> A close-to-original description coming from OSL: <a href="http://tinyurl.com/mps-format-by-osl">http://tinyurl.com/mps-format-by-osl</a> A recent description from CPLEX: <a href="http://tinyurl.com/mps-format-by-cplex">http://tinyurl.com/mps-format-by-cplex</a> CPLEX extensions: <a href="http://tinyurl.com/mps-extensions-by-cplex">http://tinyurl.com/mps-extensions-by-cplex</a> Gurobi's description: <a href="http://www.gurobi.com/documentation/5.1/reference-manual/node869">http://www.gurobi.com/documentation/5.1/reference-manual/node869</a> </p>
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<td>(</td>
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<td class="paramtype">const MPModelProto & </td>
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<td class="paramtype">const <a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a> & </td>
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<td class="paramname"><em>options</em> = <code><a class="el" href="structoperations__research_1_1_m_p_model_export_options.html">MPModelExportOptions</a>()</code> </td>
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<p class="definition">Definition at line <a class="el" href="model__exporter__swig__helper_8h_source.html#l00031">31</a> of file <a class="el" href="model__exporter__swig__helper_8h_source.html">model_exporter_swig_helper.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a518848a6b3e172d127121637ab5c608d">◆ </a></span>ExtractValidMPModelInPlaceOrPopulateResponseStatus()</h2>
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<td class="memname">bool operations_research::ExtractValidMPModelInPlaceOrPopulateResponseStatus </td>
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<td>(</td>
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<td class="paramtype">MPModelRequest * </td>
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<td class="paramname"><em>request</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">MPSolutionResponse * </td>
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<td class="paramname"><em>response</em> </td>
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<p>Like <a class="el" href="namespaceoperations__research.html#a97d22724a2d11191dcf78eb8e5e5064a" title="If the model is valid and non-empty, returns it (possibly after extracting the model_delta).">ExtractValidMPModelOrPopulateResponseStatus()</a>, but works in-place: if the MPModel needed extraction, it will be populated in the request, and it returns the success boolean. </p>
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<a id="a97d22724a2d11191dcf78eb8e5e5064a" name="a97d22724a2d11191dcf78eb8e5e5064a"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a97d22724a2d11191dcf78eb8e5e5064a">◆ </a></span>ExtractValidMPModelOrPopulateResponseStatus()</h2>
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<td class="memname">absl::optional< LazyMutableCopy< MPModelProto > > operations_research::ExtractValidMPModelOrPopulateResponseStatus </td>
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<td>(</td>
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<td class="paramtype">const MPModelRequest & </td>
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<td class="paramname"><em>request</em>, </td>
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<td class="paramtype">MPSolutionResponse * </td>
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<td class="paramname"><em>response</em> </td>
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<p>If the model is valid and non-empty, returns it (possibly after extracting the model_delta). </p>
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<p >If invalid or empty, updates <code>response</code> and returns null. </p>
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<a id="a2506c50d4eb5505613003f685fd1af9f" name="a2506c50d4eb5505613003f685fd1af9f"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a2506c50d4eb5505613003f685fd1af9f">◆ </a></span>FindErrorInMPModelDeltaProto()</h2>
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<td class="memname">std::string operations_research::FindErrorInMPModelDeltaProto </td>
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<td>(</td>
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<td class="paramtype">const MPModelDeltaProto & </td>
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<td class="paramname"><em>delta</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">const MPModelProto & </td>
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<td class="paramname"><em>model</em> </td>
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<p>Like FindErrorInMPModelProto, but for a MPModelDeltaProto applied to a given baseline model (assumed valid, eg. </p>
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<p >FindErrorInMPModelProto(model)=""). Works in O(|model_delta|) + O(num_vars in model), but the latter term has a very small constant factor. </p>
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<a id="aa7ee6518d30b6929f4bd0229da743f18" name="aa7ee6518d30b6929f4bd0229da743f18"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#aa7ee6518d30b6929f4bd0229da743f18">◆ </a></span>FindErrorInMPModelProto()</h2>
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<td class="memname">std::string operations_research::FindErrorInMPModelProto </td>
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<td>(</td>
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<td class="paramtype">const MPModelProto & </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">double </td>
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<td class="paramname"><em>abs_value_threshold</em> = <code>0.0</code>, </td>
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<td class="paramtype">bool </td>
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<td class="paramname"><em>accept_trivially_infeasible_bounds</em> = <code>false</code> </td>
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<p>Returns an empty string iff the model is valid and not trivially infeasible. </p>
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<p >Otherwise, returns a description of the first error or trivial infeasibility variable or constraint bound encountered.</p>
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<p >abs_value_threshold is the (exclusive) limit for the abs value of constraint coefficients, objective coefficients, etc. If unspecified, or 0, it defaults to FLAGS_model_validator_infinity.</p>
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<p >NOTE(user): the code of this method (and the client code too!) is considerably simplified by this string-based, simple API. If clients require it, we could add a formal error status enum. </p>
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<a id="ae4ee4d82cf625670cdc1f52197454654" name="ae4ee4d82cf625670cdc1f52197454654"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ae4ee4d82cf625670cdc1f52197454654">◆ </a></span>FindFeasibilityErrorInSolutionHint()</h2>
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<td class="memname">std::string operations_research::FindFeasibilityErrorInSolutionHint </td>
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<td>(</td>
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<td class="paramtype">const MPModelProto & </td>
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<td class="paramname"><em>model</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">double </td>
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<td class="paramname"><em>tolerance</em> </td>
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<td></td>
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<td>)</td>
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<p>Returns an empty string if the solution hint given in the model is a feasible solution. </p>
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<p >Otherwise, returns a description of the first reason for infeasibility.</p>
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<p >This function can be useful for debugging/checking that the given solution hint is feasible when it is expected to be the case. The feasibility is checked up to the given tolerance using the ::operations_research::IsLowerWithinTolerance() function. </p>
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<a id="ae6841e1b78c89cf9139fc1b9ba1ae8cb" name="ae6841e1b78c89cf9139fc1b9ba1ae8cb"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#ae6841e1b78c89cf9139fc1b9ba1ae8cb">◆ </a></span>MergeMPConstraintProtoExceptTerms()</h2>
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<td class="memname">void operations_research::MergeMPConstraintProtoExceptTerms </td>
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<td>(</td>
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<td class="paramtype">const MPConstraintProto & </td>
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<td class="paramname"><em>from</em>, </td>
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<td class="paramkey"></td>
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<td></td>
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<td class="paramtype">MPConstraintProto * </td>
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<td class="paramname"><em>to</em> </td>
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<a id="a52d451963bca16889b3f1e23450a8f2d" name="a52d451963bca16889b3f1e23450a8f2d"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a52d451963bca16889b3f1e23450a8f2d">◆ </a></span>MPSolverResponseStatusIsRpcError()</h2>
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<td class="memname">bool operations_research::MPSolverResponseStatusIsRpcError </td>
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<td>(</td>
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<td class="paramtype">MPSolverResponseStatus </td>
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<td class="paramname"><em>status</em></td><td>)</td>
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<a id="a62b131d2829f1cdacd2414d2d7bc6c7c" name="a62b131d2829f1cdacd2414d2d7bc6c7c"></a>
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<h2 class="memtitle"><span class="permalink"><a href="#a62b131d2829f1cdacd2414d2d7bc6c7c">◆ </a></span>operator*() <span class="overload">[1/2]</span></h2>
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<td class="memname"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> operations_research::operator* </td>
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<td class="paramname"><em>rhs</em> </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a138bb0f103cd9d68e4d13fa773901186">◆ </a></span>operator*() <span class="overload">[2/2]</span></h2>
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<td class="memname"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> operations_research::operator* </td>
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<td>(</td>
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<td class="paramtype"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a97f9b83239285f5fdfcac1b8e8b4f162">◆ </a></span>operator+()</h2>
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<td class="memname"><a class="el" href="classoperations__research_1_1_linear_expr.html">LinearExpr</a> operations_research::operator+ </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a515cdaf4f9c4000bb3482a0c450e23c3">◆ </a></span>operator-()</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#af6e53662a1f604ececc66ebeef3902f3">◆ </a></span>operator<<() <span class="overload">[1/3]</span></h2>
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<td class="paramtype"><a class="el" href="classoperations__research_1_1_m_p_solver.html#a76c87990aabadd148304b95332a60ff8">MPSolver::OptimizationProblemType</a> </td>
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<p class="definition">Definition at line <a class="el" href="linear__solver_8h_source.html#l00943">943</a> of file <a class="el" href="linear__solver_8h_source.html">linear_solver.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a45a908ea6b50a2a7d3f6bd59de6db37c">◆ </a></span>operator<<() <span class="overload">[2/3]</span></h2>
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<td class="paramtype"><a class="el" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">MPSolver::ResultStatus</a> </td>
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<p class="definition">Definition at line <a class="el" href="linear__solver_8h_source.html#l00949">949</a> of file <a class="el" href="linear__solver_8h_source.html">linear_solver.h</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a6dcd119b77400c438a8a316093d553f2">◆ </a></span>operator<<() <span class="overload">[3/3]</span></h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a6d1fa20f9c9faf7027c0b16f97139e80">◆ </a></span>operator<=()</h2>
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<td class="memname"><a class="el" href="classoperations__research_1_1_linear_range.html">LinearRange</a> operations_research::operator<= </td>
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<h2 class="memtitle"><span class="permalink"><a href="#a08146f196bd9c3f492ee108732449ced">◆ </a></span>operator==()</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#ac4052f92af6a7fbb1d45e17befcb68e0">◆ </a></span>operator>=()</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a653e11eef608bfb88f21325e7fa12f2b">◆ </a></span>SolverTypeIsMip() <span class="overload">[1/2]</span></h2>
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<p class="definition">Definition at line <a class="el" href="linear__solver_8h_source.html#l00936">936</a> of file <a class="el" href="linear__solver_8h_source.html">linear_solver.h</a>.</p>
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<p class="definition">Definition at line <a class="el" href="linear__solver_8h_source.html#l00167">167</a> of file <a class="el" href="linear__solver_8h_source.html">linear_solver.h</a>.</p>
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