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< a href = "math__opt_8h.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 >
< 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 >
< 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 >
< 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 >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
< 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 >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< 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 >
< 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 >
< 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 >
< 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 >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "comment" > // A C++ API for building optimization problems.< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "comment" > // Warning: Variable, LinearConstraint, and Objective are value types, see< / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "comment" > // " Memory Model" below.< / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "comment" > // A simple example:< / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "comment" > // Model the problem:< / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "comment" > // max 2.0 * x + y< / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "comment" > // s.t. x + y < = 1.5< / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "comment" > // x in {0.0, 1.0}< / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "comment" > // y in [0.0, 2.5]< / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "comment" > // using ::operations_research::math_opt::LinearConstraint;< / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "comment" > // using ::operations_research::math_opt::Objective;< / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "comment" > // using ::operations_research::math_opt::MathOpt;< / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "comment" > // using ::operations_research::math_opt::Result;< / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "comment" > // using ::operations_research::math_opt::SolveParameters;< / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "comment" > // using ::operations_research::math_opt::SolveResultProto;< / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "comment" > // using ::operations_research::math_opt::Variable;< / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "comment" > // Version 1:< / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "comment" > // MathOpt optimizer(operations_research::math_opt::SOLVER_TYPE_GSCIP,< / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "comment" > // " my_model" );< / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "comment" > // const Variable x = optimizer.AddBinaryVariable(" x" );< / span > < / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "comment" > // const Variable y = optimizer.AddContinuousVariable(0.0, 2.5, " y" );< / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "comment" > // const LinearConstraint c = optimizer.AddLinearConstraint(< / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "comment" > // -std::numeric_limits< double> ::infinity(), 1.5, " c" );< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "comment" > // c.set_coefficient(x, 1.0);< / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "comment" > // c.set_coefficient(y, 1.0);< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "comment" > // const Objective obj = optimizer.objective();< / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "comment" > // obj.set_linear_coefficient(x, 2.0);< / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "comment" > // obj.set_linear_coefficient(y, 1.0);< / span > < / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < span class = "comment" > // obj.set_maximize();< / span > < / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "comment" > // const Result result = optimizer.Solve(SolveParametersProto()).value();< / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "comment" > // for (const auto& warning : result.warnings) {< / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < span class = "comment" > // std::cerr < < " Solver warning: " < < warning < < std::endl;< / span > < / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "comment" > // }< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "comment" > // CHECK_EQ(result.termination_reason, SolveResultProto::OPTIMAL)< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "comment" > // < < result.termination_detail;< / span > < / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "comment" > // // The following code will print:< / span > < / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < span class = "comment" > // // objective value: 2.5< / span > < / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < span class = "comment" > // // value for variable x: 1< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < span class = "comment" > // std::cout < < " objective value: " < < result.objective_value()< / span > < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < span class = "comment" > // < < " \nvalue for variable x: " < < result.variable_values().at(x)< / span > < / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < span class = "comment" > // < < std::endl;< / span > < / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > < span class = "comment" > // Version 2 (with linear expressions):< / span > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < span class = "comment" > // MathOpt optimizer(operations_research::math_opt::SOLVER_TYPE_GSCIP,< / span > < / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > < span class = "comment" > // " my_model" );< / span > < / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < span class = "comment" > // const Variable x = optimizer.AddBinaryVariable(" x" );< / span > < / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < span class = "comment" > // const Variable y = optimizer.AddContinuousVariable(0.0, 2.5, " y" );< / span > < / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "comment" > // // We can directly use linear combinations of variables ...< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "comment" > // optimizer.AddLinearConstraint(x + y < = 1.5, " c" );< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "comment" > // // ... or build them incrementally.< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "comment" > // LinearExpression objective_expression;< / span > < / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < span class = "comment" > // objective_expression += 2*x;< / span > < / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < span class = "comment" > // objective_expression += y;< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "comment" > // optimizer.objective().Maximize(objective_expression);< / span > < / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < span class = "comment" > // const Result result = optimizer.Solve(SolveParametersProto()).value();< / span > < / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "comment" > // for (const auto& warning : result.warnings) {< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < span class = "comment" > // std::cerr < < " Solver warning: " < < warning < < std::endl;< / span > < / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "comment" > // }< / span > < / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "comment" > // CHECK_EQ(result.termination_reason, SolveResultProto::OPTIMAL)< / span > < / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < span class = "comment" > // < < result.termination_detail;< / span > < / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < span class = "comment" > // // The following code will print:< / span > < / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < span class = "comment" > // // objective value: 2.5< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < span class = "comment" > // // value for variable x: 1< / span > < / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < span class = "comment" > // std::cout < < " objective value: " < < result.objective_value()< / span > < / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "comment" > // < < " \nvalue for variable x: " < < result.variable_values().at(x)< / span > < / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < span class = "comment" > // < < std::endl;< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < span class = "comment" > // Memory model:< / span > < / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < span class = "comment" > // Variable, LinearConstraint, and Objective are all value types that< / span > < / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < span class = "comment" > // represent references to the underlying MathOpt object. They don' t hold any of< / span > < / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "comment" > // the actual model data, they can be copied, and they should be passed by< / span > < / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < span class = "comment" > // value. They can be regenerated arbitrarily from MathOpt. MathOpt holds all< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "comment" > // the data.< / span > < / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "comment" > // Performance:< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "comment" > // This class is a thin wrapper around IndexedModel (for incrementally building< / span > < / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // the model and reading it back, and producing the Model proto) and Solver (for< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "comment" > // consuming the Model proto to solve the optimization problem). Operations for< / span > < / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < span class = "comment" > // building/reading/modifying the problem typically run in O(read/write size)< / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "comment" > // and rely on hashing, see the indexed model documentation for details. At< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "comment" > // solve time (if you are solving locally) beware that there will be (at least)< / span > < / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "comment" > // three copies of the model in memory, IndexedModel, the Model proto, and the< / span > < / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < span class = "comment" > // underlying solver' s copy(/ies). Note that the Model proto is reclaimed before< / span > < / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "comment" > // the underlying solver begins solving.< / span > < / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < span class = "preprocessor" > #ifndef OR_TOOLS_MATH_OPT_CPP_MATH_OPT_H_< / span > < / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < span class = "preprocessor" > #define OR_TOOLS_MATH_OPT_CPP_MATH_OPT_H_< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < span class = "preprocessor" > #include < functional> < / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "preprocessor" > #include < memory> < / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "preprocessor" > #include < utility> < / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "preprocessor" > #include " < a class = "code" href = "base_2logging_8h.html" > ortools/base/logging.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < span class = "preprocessor" > #include " absl/memory/memory.h" < / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "preprocessor" > #include " absl/status/statusor.h" < / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "preprocessor" > #include " absl/strings/string_view.h" < / span > < / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < span class = "preprocessor" > #include " < a class = "code" href = "indexed__model_8h.html" > ortools/math_opt/core/indexed_model.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "preprocessor" > #include " < a class = "code" href = "solver_8h.html" > ortools/math_opt/core/solver.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < span class = "preprocessor" > #include " < a class = "code" href = "callback_8h.html" > ortools/math_opt/cpp/callback.h< / a > " < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < span class = "preprocessor" > #include " < a class = "code" href = "math__opt_2cpp_2linear__constraint_8h.html" > ortools/math_opt/cpp/linear_constraint.h< / a > " < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "preprocessor" > #include " < a class = "code" href = "model__solve__parameters_8h.html" > ortools/math_opt/cpp/model_solve_parameters.h< / a > " < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < span class = "preprocessor" > #include " < a class = "code" href = "objective_8h.html" > ortools/math_opt/cpp/objective.h< / a > " < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < span class = "preprocessor" > #include " < a class = "code" href = "result_8h.html" > ortools/math_opt/cpp/result.h< / a > " < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > < span class = "preprocessor" > #include " < a class = "code" href = "variable__and__expressions_8h.html" > ortools/math_opt/cpp/variable_and_expressions.h< / a > " < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < span class = "preprocessor" > #include " ortools/math_opt/model.pb.h" < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > < span class = "preprocessor" > #include " ortools/math_opt/parameters.pb.h" < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "preprocessor" > #include " ortools/math_opt/result.pb.h" < / span > < span class = "comment" > // IWYU pragma: export< / span > < / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > < span class = "keyword" > namespace < / span > math_opt {< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > < / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < span class = "comment" > // Models and solves mathematical optimization problems.< / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html" > 137< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_math_opt.html" > MathOpt< / a > {< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0ae4c55c5c20d8aefba960adc0e0a3f2" > 139< / a > < / span > < span class = "keyword" > using< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0ae4c55c5c20d8aefba960adc0e0a3f2" > Callback< / a > = std::function< < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_callback_result.html" > CallbackResult< / a > (< a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_callback_data.html" > CallbackData< / a > )> ;< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a1830709597314a7461c8199daaa41856" > 141< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a1830709597314a7461c8199daaa41856" > MathOpt< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_math_opt.html" > MathOpt< / a > & ) = < span class = "keyword" > delete< / span > ;< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a195b1b46fa136f9388522ac446a3ab96" > 142< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_math_opt.html" > MathOpt< / a > & < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a195b1b46fa136f9388522ac446a3ab96" > operator=< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_math_opt.html" > MathOpt< / a > & ) = < span class = "keyword" > delete< / span > ;< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "comment" > // Creates an empty minimization problem.< / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "keyword" > inline< / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a1830709597314a7461c8199daaa41856" > MathOpt< / a > (< / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > SolverType solver_type, absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > ,< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > SolverInitializerProto solver_initializer = SolverInitializerProto());< / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > < / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "keyword" > inline< / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < span class = "comment" > // Adds a variable to the model and returns a reference to it.< / span > < / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > < span class = "keyword" > inline< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > AddVariable< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > < span class = "keywordtype" > bool< / span > is_integer, absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < span class = "comment" > // Adds a continuous unbounded variable to the model.< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "keyword" > inline< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > AddVariable< / a > (absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "comment" > // Adds an variable to the model with domain {0, 1}.< / span > < / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "keyword" > inline< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a10701aac0fc8b07697b7b84185ceb58b" > AddBinaryVariable< / a > (absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < span class = "comment" > // Adds a variable to the model with domain [lower_bound, upper_bound].< / span > < / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < span class = "keyword" > inline< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#acb7f8ff128d9158bfb308e44ddb2b59e" > AddContinuousVariable< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "comment" > // Adds a variable to the model that can take integer values between< / span > < / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < span class = "comment" > // lower_bound and upper_bound (inclusive).< / span > < / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "keyword" > inline< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a58ff87cab319d4eebeee3b00a1caf7fe" > AddIntegerVariable< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < span class = "comment" > // Removes a variable from the model.< / span > < / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < span class = "comment" > // It is an error to use any reference to this variable after this operation.< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < span class = "comment" > // Runs in O(#constraints containing the variable).< / span > < / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0ad20f15fe1d077785e67f69c5093275" > DeleteVariable< / a > (< a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > variable);< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "comment" > // The number of variables in the model.< / span > < / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "comment" > // Equal to the number of variables created minus the number of variables< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "comment" > // deleted.< / span > < / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a663e6fd290b30b948686c43cea697140" > num_variables< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < span class = "comment" > // The returned id of the next call to AddVariable.< / span > < / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > < span class = "comment" > // Equal to the number of variables created.< / span > < / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ab32fde20eda52599f9bb970791ac3c13" > next_variable_id< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "comment" > // Returns true if this id has been created and not yet deleted.< / span > < / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a7e6d752574c699fa70a701b3234a9c94" > has_variable< / a > (< span class = "keywordtype" > int< / span > < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "comment" > // Returns all the existing (created and not deleted) variables in the model< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "comment" > // in an arbitrary order.< / span > < / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > std::vector< Variable> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ab4051c29b35a40867a5535411048aeb5" > Variables< / a > ();< / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // Returns all the existing (created and not deleted) variables in the model,< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "comment" > // sorted by id.< / span > < / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > std::vector< Variable> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#af34e933e54f4bffbec475f8c9b6bd680" > SortedVariables< / a > ();< / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > std::vector< LinearConstraint> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ac633b0bee7b8716fd668e03fd1b8de1e" > ColumnNonzeros< / a > (< a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > variable);< / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < span class = "comment" > // Adds a linear constraint to the model with bounds [-inf, +inf].< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "keyword" > inline< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a6bb7c904b32900d54a230a3baa210222" > AddLinearConstraint< / a > (absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > < / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < span class = "comment" > // Adds a linear constraint with bounds [lower_bound, upper_bound].< / span > < / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "keyword" > inline< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a6bb7c904b32900d54a230a3baa210222" > AddLinearConstraint< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < span class = "comment" > // Adds a linear constraint from the given bounded linear expression.< / span > < / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "comment" > // Usage:< / span > < / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < span class = "comment" > // MathOpt model = ...;< / span > < / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < span class = "comment" > // const Variable x = ...;< / span > < / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > < span class = "comment" > // const Variable y = ...;< / span > < / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < span class = "comment" > // model.AddLinearConstraint(3 < = 2 * x + y + 1 < = 5, " c" );< / span > < / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < span class = "comment" > // // The new constraint formula is:< / span > < / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > < span class = "comment" > // // 3 - 1 < = 2 * x + y < = 5 - 1< / span > < / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < span class = "comment" > // // Which is:< / span > < / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "comment" > // // 2 < = 2 * x + y < = 4< / span > < / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "comment" > // // since the offset has been removed from bounds.< / span > < / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < span class = "comment" > // model.AddLinearConstraint(2 * x + y == x + 5 * z + 3);< / span > < / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < span class = "comment" > // model.AddLinearConstraint(x > = 5);< / span > < / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a6bb7c904b32900d54a230a3baa210222" > AddLinearConstraint< / a > (< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_bounded_linear_expression.html" > BoundedLinearExpression< / a > & bounded_expr, absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < span class = "comment" > // Removes a linear constraint from the model.< / span > < / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < span class = "comment" > // It is an error to use any reference to this linear constraint after this< / span > < / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "comment" > // operation. Runs in O(#variables in the linear constraint).< / span > < / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ac271787c20d68951a329e18f6c1b929d" > DeleteLinearConstraint< / a > (< a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > constraint);< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "comment" > // The number of linear constraints in the model.< / span > < / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "comment" > // Equal to the number of linear constraints created minus the number of< / span > < / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "comment" > // linear constraints deleted.< / span > < / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a2e6856997ce83e9841705b40d7fc626c" > num_linear_constraints< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < span class = "comment" > // The returned id of the next call to AddLinearConstraint.< / span > < / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < span class = "comment" > // Equal to the number of linear constraints created.< / span > < / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ad3992033bec131439d8244a71db05254" > next_linear_constraint_id< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > < span class = "comment" > // Returns true if this id has been created and not yet deleted.< / span > < / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#aec3436e3e4759deb764e367c30dc0a51" > has_linear_constraint< / a > (< span class = "keywordtype" > int< / span > < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < span class = "comment" > // Returns all the existing (created and not deleted) linear constraints in< / span > < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "comment" > // the model in an arbitrary order.< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > std::vector< LinearConstraint> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ae5036b77642e10b20d3f777229e9ac00" > LinearConstraints< / a > ();< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < span class = "comment" > // Returns all the existing (created and not deleted) linear constraints in< / span > < / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < span class = "comment" > // the model sorted by id.< / span > < / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > std::vector< LinearConstraint> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#aedb366ca679aed4427c01dc799351d8e" > SortedLinearConstraints< / a > ();< / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < span class = "keyword" > inline< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_objective.html" > Objective< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#acf6e45e1a7f9b32579c062cf4c7f0b0e" > objective< / a > ();< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < span class = "comment" > // Solves the current optimization problem.< / span > < / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > < span class = "comment" > // A Status error will be returned if there is an unexpected failure in an< / span > < / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < span class = "comment" > // underlying solver or for some internal MathOpt errors. Otherwise, check< / span > < / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > < span class = "comment" > // Result::termination_reason to see if an optimal solution was found.< / span > < / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // Memory model: the returned Result owns its own memory (for solutions, solve< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "comment" > // stats, etc.), EXPECT for a pointer back to this-> model_. As a result:< / span > < / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > < span class = "comment" > // * Keep this alive to access Result< / span > < / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < span class = "comment" > // * Avoid unnecessarily copying Result,< / span > < / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < span class = "comment" > // * The result is generally accessible after mutating this, but some care< / span > < / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "comment" > // is needed if Variables or LinearConstraints are added or deleted.< / span > < / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < span class = "comment" > // Asserts (using CHECK) that the inputs model_parameters and< / span > < / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > < span class = "comment" > // callback_registration only contain variables and constraints from this< / span > < / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < span class = "comment" > // model.< / span > < / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > < span class = "comment" > // See callback.h for documentation on callback and callback_registration.< / span > < / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > absl::StatusOr< Result> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ae403ae9396a74c78c74c0b68bbb5814c" > Solve< / a > (< / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "keyword" > const< / span > SolveParametersProto& solver_parameters,< / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_model_solve_parameters.html" > ModelSolveParameters< / a > & model_parameters = {},< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_callback_registration.html" > CallbackRegistration< / a > & callback_registration = {},< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0ae4c55c5c20d8aefba960adc0e0a3f2" > Callback< / a > < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36" > callback< / a > = < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > < / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > ModelProto < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#aa850c403983019f6676dda010d9ac3a5" > ExportModel< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > < span class = "comment" > // TODO(user): expose a way to efficiently iterate through the nonzeros of< / span > < / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < span class = "comment" > // the linear constraint matrix.< / span > < / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "comment" > // Asserts (with CHECK) that the input pointer is either nullptr or that it< / span > < / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < span class = "comment" > // points to the same model as model_.< / span > < / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < span class = "keywordtype" > void< / span > CheckModel(IndexedModel* < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > );< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "keyword" > const< / span > SolverType solver_type_;< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "keyword" > const< / span > SolverInitializerProto solver_initializer_;< / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > < span class = "keyword" > const< / span > std::unique_ptr< IndexedModel> model_;< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > std::unique_ptr< Solver> solver_;< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > std::unique_ptr< IndexedModel::UpdateTracker> update_tracker_;< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > };< / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "comment" > // Inline function implementations< / span > < / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0dbb3fefcae347277f7ff00be2694007" > 299< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a1830709597314a7461c8199daaa41856" > MathOpt::MathOpt< / a > (< span class = "keyword" > const< / span > SolverType solver_type, < span class = "keyword" > const< / span > absl::string_view < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ,< / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > SolverInitializerProto solver_initializer)< / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > : solver_type_(solver_type),< / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > solver_initializer_(< a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::move(solver_initializer)),< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > model_(< a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::make_unique< < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > > (< a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > )) {}< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > 305< / a > < / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > MathOpt::name< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > model_-> name(); }< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ad782ae9aca31dbde8e63c320151098e2" > 307< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > MathOpt::AddVariable< / a > (< span class = "keyword" > const< / span > absl::string_view < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > (model_.get(), model_-> AddVariable(< a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > ));< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > }< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > 310< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > MathOpt::AddVariable< / a > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > , < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > is_integer,< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > < span class = "keyword" > const< / span > absl::string_view < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > (model_.get(), model_-> AddVariable(< a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > is_integer, < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > ));< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > }< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > < / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a10701aac0fc8b07697b7b84185ceb58b" > 317< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a10701aac0fc8b07697b7b84185ceb58b" > MathOpt::AddBinaryVariable< / a > (< span class = "keyword" > const< / span > absl::string_view < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > AddVariable< / a > (0.0, 1.0, < span class = "keyword" > true< / span > , < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > );< / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > }< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#acb7f8ff128d9158bfb308e44ddb2b59e" > 321< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#acb7f8ff128d9158bfb308e44ddb2b59e" > MathOpt::AddContinuousVariable< / a > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > < span class = "keyword" > const< / span > absl::string_view < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > AddVariable< / a > (< a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > , < span class = "keyword" > false< / span > , < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > );< / 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" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a58ff87cab319d4eebeee3b00a1caf7fe" > 327< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a58ff87cab319d4eebeee3b00a1caf7fe" > MathOpt::AddIntegerVariable< / a > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < span class = "keyword" > const< / span > absl::string_view < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > AddVariable< / a > (< a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > , < span class = "keyword" > true< / span > , < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > );< / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > }< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > < / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0ad20f15fe1d077785e67f69c5093275" > 333< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0ad20f15fe1d077785e67f69c5093275" > MathOpt::DeleteVariable< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_variable.html" > Variable< / a > variable) {< / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (model_.get(), variable.< a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_variable.html#a64203ba9d12b2e9827e18cf8e8c30ab2" > model< / a > ());< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > model_-> DeleteVariable(variable.< a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_variable.html#afb60247d45f3b1af36cf247ea88ee42f" > typed_id< / a > ());< / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > }< / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > < / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a663e6fd290b30b948686c43cea697140" > 338< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a663e6fd290b30b948686c43cea697140" > MathOpt::num_variables< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > model_-> num_variables(); }< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ab32fde20eda52599f9bb970791ac3c13" > 340< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ab32fde20eda52599f9bb970791ac3c13" > MathOpt::next_variable_id< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < span class = "keywordflow" > return< / span > model_-> next_variable_id().value();< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > }< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > < / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a7e6d752574c699fa70a701b3234a9c94" > 344< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a7e6d752574c699fa70a701b3234a9c94" > MathOpt::has_variable< / a > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "keywordflow" > return< / span > model_-> has_variable(VariableId(< span class = "keywordtype" > id< / span > ));< / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / 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" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a6bb7c904b32900d54a230a3baa210222" > 348< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a6bb7c904b32900d54a230a3baa210222" > MathOpt::AddLinearConstraint< / a > (< span class = "keyword" > const< / span > absl::string_view < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > (model_.get(), model_-> AddLinearConstraint(< a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > ));< / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > }< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a11e3793792243882f4734ce88ad06dcb" > 351< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a6bb7c904b32900d54a230a3baa210222" > MathOpt::AddLinearConstraint< / a > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > < span class = "keyword" > const< / span > absl::string_view < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > (model_.get(), model_-> AddLinearConstraint(< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > , < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > ));< / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > }< / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ac271787c20d68951a329e18f6c1b929d" > 358< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ac271787c20d68951a329e18f6c1b929d" > MathOpt::DeleteLinearConstraint< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > LinearConstraint< / a > constraint) {< / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (model_.get(), constraint.< a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html#a64203ba9d12b2e9827e18cf8e8c30ab2" > model< / a > ());< / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > model_-> DeleteLinearConstraint(constraint.< a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html#a88923ea053b4651fc41243579e6d9ede" > typed_id< / a > ());< / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > }< / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > < / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a2e6856997ce83e9841705b40d7fc626c" > 363< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a2e6856997ce83e9841705b40d7fc626c" > MathOpt::num_linear_constraints< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > < span class = "keywordflow" > return< / span > model_-> num_linear_constraints();< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > }< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > < / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ad3992033bec131439d8244a71db05254" > 367< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ad3992033bec131439d8244a71db05254" > MathOpt::next_linear_constraint_id< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < span class = "keywordflow" > return< / span > model_-> next_linear_constraint_id().value();< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > }< / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > < / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#aec3436e3e4759deb764e367c30dc0a51" > 371< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#aec3436e3e4759deb764e367c30dc0a51" > MathOpt::has_linear_constraint< / a > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > < span class = "keywordflow" > return< / span > model_-> has_linear_constraint(LinearConstraintId(< span class = "keywordtype" > id< / span > ));< / 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 > < / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#acf6e45e1a7f9b32579c062cf4c7f0b0e" > 375< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_objective.html" > Objective< / a > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_math_opt.html#acf6e45e1a7f9b32579c062cf4c7f0b0e" > MathOpt::objective< / a > () { < span class = "keywordflow" > return< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_objective.html" > Objective< / a > (model_.get()); }< / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > < / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > } < span class = "comment" > // namespace math_opt< / span > < / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > } < span class = "comment" > // namespace operations_research< / span > < / 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 = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_MATH_OPT_CPP_MATH_OPT_H_< / span > < / div >
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
2021-12-14 13:41:01 +01:00
< 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#l00699" > base/logging.h:699< / a > < / div > < / div >
2021-09-30 01:18:45 +02:00
< div class = "ttc" id = "acallback_8h_html" > < div class = "ttname" > < a href = "callback_8h.html" > callback.h< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > operations_research::math_opt::IndexedModel< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00161" > indexed_model.h:161< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_linear_constraint_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html" > operations_research::math_opt::LinearConstraint< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_2cpp_2linear__constraint_8h_source.html#l00035" > math_opt/cpp/linear_constraint.h:35< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_linear_constraint_html_a64203ba9d12b2e9827e18cf8e8c30ab2" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html#a64203ba9d12b2e9827e18cf8e8c30ab2" > operations_research::math_opt::LinearConstraint::model< / a > < / div > < div class = "ttdeci" > IndexedModel * model() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_2cpp_2linear__constraint_8h_source.html#l00098" > math_opt/cpp/linear_constraint.h:98< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_linear_constraint_html_a88923ea053b4651fc41243579e6d9ede" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_linear_constraint.html#a88923ea053b4651fc41243579e6d9ede" > operations_research::math_opt::LinearConstraint::typed_id< / a > < / div > < div class = "ttdeci" > LinearConstraintId typed_id() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_2cpp_2linear__constraint_8h_source.html#l00096" > math_opt/cpp/linear_constraint.h:96< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html" > operations_research::math_opt::MathOpt< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00137" > math_opt.h:137< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a0ad20f15fe1d077785e67f69c5093275" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0ad20f15fe1d077785e67f69c5093275" > operations_research::math_opt::MathOpt::DeleteVariable< / a > < / div > < div class = "ttdeci" > void DeleteVariable(Variable variable)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00333" > math_opt.h:333< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a0ae4c55c5c20d8aefba960adc0e0a3f2" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a0ae4c55c5c20d8aefba960adc0e0a3f2" > operations_research::math_opt::MathOpt::Callback< / a > < / div > < div class = "ttdeci" > std::function< CallbackResult(CallbackData)> Callback< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00139" > math_opt.h:139< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a10701aac0fc8b07697b7b84185ceb58b" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a10701aac0fc8b07697b7b84185ceb58b" > operations_research::math_opt::MathOpt::AddBinaryVariable< / a > < / div > < div class = "ttdeci" > Variable AddBinaryVariable(absl::string_view name=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00317" > math_opt.h:317< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a1830709597314a7461c8199daaa41856" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a1830709597314a7461c8199daaa41856" > operations_research::math_opt::MathOpt::MathOpt< / a > < / div > < div class = "ttdeci" > MathOpt(const MathOpt & )=delete< / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a195b1b46fa136f9388522ac446a3ab96" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a195b1b46fa136f9388522ac446a3ab96" > operations_research::math_opt::MathOpt::operator=< / a > < / div > < div class = "ttdeci" > MathOpt & operator=(const MathOpt & )=delete< / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a24dcbf29c0d6cd766009a182a6484e3b" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a24dcbf29c0d6cd766009a182a6484e3b" > operations_research::math_opt::MathOpt::name< / a > < / div > < div class = "ttdeci" > const std::string & name() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00305" > math_opt.h:305< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a2e6856997ce83e9841705b40d7fc626c" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a2e6856997ce83e9841705b40d7fc626c" > operations_research::math_opt::MathOpt::num_linear_constraints< / a > < / div > < div class = "ttdeci" > int num_linear_constraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00363" > math_opt.h:363< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a58ff87cab319d4eebeee3b00a1caf7fe" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a58ff87cab319d4eebeee3b00a1caf7fe" > operations_research::math_opt::MathOpt::AddIntegerVariable< / a > < / div > < div class = "ttdeci" > Variable AddIntegerVariable(double lower_bound, double upper_bound, absl::string_view name=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00327" > math_opt.h:327< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a663e6fd290b30b948686c43cea697140" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a663e6fd290b30b948686c43cea697140" > operations_research::math_opt::MathOpt::num_variables< / a > < / div > < div class = "ttdeci" > int num_variables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00338" > math_opt.h:338< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a6bb7c904b32900d54a230a3baa210222" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a6bb7c904b32900d54a230a3baa210222" > operations_research::math_opt::MathOpt::AddLinearConstraint< / a > < / div > < div class = "ttdeci" > LinearConstraint AddLinearConstraint(absl::string_view name=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00348" > math_opt.h:348< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_a7e6d752574c699fa70a701b3234a9c94" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#a7e6d752574c699fa70a701b3234a9c94" > operations_research::math_opt::MathOpt::has_variable< / a > < / div > < div class = "ttdeci" > bool has_variable(int id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00344" > math_opt.h:344< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_aa850c403983019f6676dda010d9ac3a5" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#aa850c403983019f6676dda010d9ac3a5" > operations_research::math_opt::MathOpt::ExportModel< / a > < / div > < div class = "ttdeci" > ModelProto ExportModel() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8cc_source.html#l00157" > math_opt.cc:157< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_ab32fde20eda52599f9bb970791ac3c13" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ab32fde20eda52599f9bb970791ac3c13" > operations_research::math_opt::MathOpt::next_variable_id< / a > < / div > < div class = "ttdeci" > int next_variable_id() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00340" > math_opt.h:340< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_ab4051c29b35a40867a5535411048aeb5" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ab4051c29b35a40867a5535411048aeb5" > operations_research::math_opt::MathOpt::Variables< / a > < / div > < div class = "ttdeci" > std::vector< Variable > Variables()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8cc_source.html#l00112" > math_opt.cc:112< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_ac271787c20d68951a329e18f6c1b929d" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ac271787c20d68951a329e18f6c1b929d" > operations_research::math_opt::MathOpt::DeleteLinearConstraint< / a > < / div > < div class = "ttdeci" > void DeleteLinearConstraint(LinearConstraint constraint)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00358" > math_opt.h:358< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_ac633b0bee7b8716fd668e03fd1b8de1e" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ac633b0bee7b8716fd668e03fd1b8de1e" > operations_research::math_opt::MathOpt::ColumnNonzeros< / a > < / div > < div class = "ttdeci" > std::vector< LinearConstraint > ColumnNonzeros(Variable variable)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8cc_source.html#l00130" > math_opt.cc:130< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_acb7f8ff128d9158bfb308e44ddb2b59e" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#acb7f8ff128d9158bfb308e44ddb2b59e" > operations_research::math_opt::MathOpt::AddContinuousVariable< / a > < / div > < div class = "ttdeci" > Variable AddContinuousVariable(double lower_bound, double upper_bound, absl::string_view name=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00321" > math_opt.h:321< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_acf6e45e1a7f9b32579c062cf4c7f0b0e" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#acf6e45e1a7f9b32579c062cf4c7f0b0e" > operations_research::math_opt::MathOpt::objective< / a > < / div > < div class = "ttdeci" > Objective objective()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00375" > math_opt.h:375< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_ad3992033bec131439d8244a71db05254" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ad3992033bec131439d8244a71db05254" > operations_research::math_opt::MathOpt::next_linear_constraint_id< / a > < / div > < div class = "ttdeci" > int next_linear_constraint_id() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00367" > math_opt.h:367< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_ae403ae9396a74c78c74c0b68bbb5814c" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ae403ae9396a74c78c74c0b68bbb5814c" > operations_research::math_opt::MathOpt::Solve< / a > < / div > < div class = "ttdeci" > absl::StatusOr< Result > Solve(const SolveParametersProto & solver_parameters, const ModelSolveParameters & model_parameters={}, const CallbackRegistration & callback_registration={}, Callback callback=nullptr)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8cc_source.html#l00037" > math_opt.cc:37< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_ae5036b77642e10b20d3f777229e9ac00" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#ae5036b77642e10b20d3f777229e9ac00" > operations_research::math_opt::MathOpt::LinearConstraints< / a > < / div > < div class = "ttdeci" > std::vector< LinearConstraint > LinearConstraints()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8cc_source.html#l00139" > math_opt.cc:139< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_aec3436e3e4759deb764e367c30dc0a51" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#aec3436e3e4759deb764e367c30dc0a51" > operations_research::math_opt::MathOpt::has_linear_constraint< / a > < / div > < div class = "ttdeci" > bool has_linear_constraint(int id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00371" > math_opt.h:371< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_aedb366ca679aed4427c01dc799351d8e" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#aedb366ca679aed4427c01dc799351d8e" > operations_research::math_opt::MathOpt::SortedLinearConstraints< / a > < / div > < div class = "ttdeci" > std::vector< LinearConstraint > SortedLinearConstraints()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8cc_source.html#l00148" > math_opt.cc:148< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_af34e933e54f4bffbec475f8c9b6bd680" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#af34e933e54f4bffbec475f8c9b6bd680" > operations_research::math_opt::MathOpt::SortedVariables< / a > < / div > < div class = "ttdeci" > std::vector< Variable > SortedVariables()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8cc_source.html#l00121" > math_opt.cc:121< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_math_opt_html_afaf31c51cd17e8305a832a1884d05778" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_math_opt.html#afaf31c51cd17e8305a832a1884d05778" > operations_research::math_opt::MathOpt::AddVariable< / a > < / div > < div class = "ttdeci" > Variable AddVariable(double lower_bound, double upper_bound, bool is_integer, absl::string_view name=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "math__opt_8h_source.html#l00310" > math_opt.h:310< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_objective_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_objective.html" > operations_research::math_opt::Objective< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "objective_8h_source.html#l00029" > objective.h:29< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_variable_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_variable.html" > operations_research::math_opt::Variable< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variable__and__expressions_8h_source.html#l00101" > variable_and_expressions.h:101< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_variable_html_a64203ba9d12b2e9827e18cf8e8c30ab2" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_variable.html#a64203ba9d12b2e9827e18cf8e8c30ab2" > operations_research::math_opt::Variable::model< / a > < / div > < div class = "ttdeci" > IndexedModel * model() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variable__and__expressions_8h_source.html#l00601" > variable_and_expressions.h:601< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_variable_html_afb60247d45f3b1af36cf247ea88ee42f" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_variable.html#afb60247d45f3b1af36cf247ea88ee42f" > operations_research::math_opt::Variable::typed_id< / a > < / div > < div class = "ttdeci" > VariableId typed_id() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variable__and__expressions_8h_source.html#l00599" > variable_and_expressions.h:599< / a > < / div > < / div >
< 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#l00813" > default_search.cc:813< / a > < / div > < / div >
< div class = "ttc" id = "agscip__solver_8cc_html_a1ba5ca0f61f2fa13bd23bf0f89004f35" > < div class = "ttname" > < a href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > < / div > < div class = "ttdeci" > double upper_bound< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver_8cc_source.html#l00126" > gscip_solver.cc:126< / a > < / div > < / div >
< div class = "ttc" id = "agscip__solver_8cc_html_a1e2f9a2352c1d9a6cada9544898fceec" > < div class = "ttname" > < a href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > < / div > < div class = "ttdeci" > double lower_bound< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver_8cc_source.html#l00125" > gscip_solver.cc:125< / a > < / div > < / div >
2021-12-14 13:41:01 +01:00
< 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 >
< div class = "ttc" id = "agurobi__interface_8cc_html_a6627a3800ac768bb5528ef54c9cace36" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36" > callback< / a > < / div > < div class = "ttdeci" > MPCallback * callback< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00515" > gurobi_interface.cc:515< / a > < / div > < / div >
2021-09-30 01:18:45 +02:00
< div class = "ttc" id = "aindexed__model_8h_html" > < div class = "ttname" > < a href = "indexed__model_8h.html" > indexed_model.h< / a > < / div > < / div >
< div class = "ttc" id = "amath__opt_2cpp_2linear__constraint_8h_html" > < div class = "ttname" > < a href = "math__opt_2cpp_2linear__constraint_8h.html" > linear_constraint.h< / a > < / div > < / div >
< div class = "ttc" id = "amodel__solve__parameters_8h_html" > < div class = "ttname" > < a href = "model__solve__parameters_8h.html" > model_solve_parameters.h< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceabsl_html" > < div class = "ttname" > < a href = "namespaceabsl.html" > absl< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cleanup_8h_source.html#l00022" > cleanup.h:22< / a > < / div > < / div >
< 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 >
< div class = "ttc" id = "anamespacestd_html" > < div class = "ttname" > < a href = "namespacestd.html" > std< / a > < / div > < div class = "ttdoc" > STL namespace.< / div > < / div >
< div class = "ttc" id = "aobjective_8h_html" > < div class = "ttname" > < a href = "objective_8h.html" > objective.h< / a > < / div > < / div >
< div class = "ttc" id = "aresult_8h_html" > < div class = "ttname" > < a href = "result_8h.html" > result.h< / a > < / div > < / div >
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< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_bounded_linear_expression_html" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_bounded_linear_expression.html" > operations_research::math_opt::BoundedLinearExpression< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variable__and__expressions_8h_source.html#l00465" > variable_and_expressions.h:465< / a > < / div > < / div >
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