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< a href = "feasibility__pump_8cc.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< 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 >
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< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < / div >
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< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #include < cmath> < / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < cstdlib> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < limits> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < utility> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
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< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " ortools/glop/parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " < a class = "code" href = "revised__simplex_8h.html" > ortools/glop/revised_simplex.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " < a class = "code" href = "status_8h.html" > ortools/glop/status.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " < a class = "code" href = "lp__data_8h.html" > ortools/lp_data/lp_data.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " < a class = "code" href = "lp__data__utils_8h.html" > ortools/lp_data/lp_data_utils.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "lp__types_8h.html" > ortools/lp_data/lp_types.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sparse__column_8h.html" > ortools/lp_data/sparse_column.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "preprocessor" > #include " < a class = "code" href = "cp__model__mapping_8h.html" > ortools/sat/cp_model_mapping.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integer_8h.html" > ortools/sat/integer.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2linear__constraint_8h.html" > ortools/sat/linear_constraint.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2model_8h.html" > ortools/sat/model.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat__base_8h.html" > ortools/sat/sat_base.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat__solver_8h.html" > ortools/sat/sat_solver.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "preprocessor" > #include " < a class = "code" href = "synchronization_8h.html" > ortools/sat/synchronization.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "preprocessor" > #include " < a class = "code" href = "saturated__arithmetic_8h.html" > ortools/util/saturated_arithmetic.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sorted__interval__list_8h.html" > ortools/util/sorted_interval_list.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__integers_8h.html" > ortools/util/strong_integers.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "preprocessor" > #include " < a class = "code" href = "time__limit_8h.html" > ortools/util/time_limit.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "keyword" > using< / span > glop::ColIndex;< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "keyword" > using< / span > < a class = "code hl_enumeration" href = "namespaceoperations__research_1_1glop.html#a0f6bd47b8956b59589718bd40b1cf8bc" > glop::ConstraintStatus< / a > ;< / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "keyword" > using< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > glop::Fractional< / a > ;< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "keyword" > using< / span > glop::RowIndex;< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > FeasibilityPump::kCpEpsilon = 1e-4;< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a477d40d2455543bdf702f13fa36f4ddd" > 59< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a477d40d2455543bdf702f13fa36f4ddd" > FeasibilityPump::FeasibilityPump< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > )< / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > : sat_parameters_(*(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< SatParameters> ())),< / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > time_limit_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()),< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > integer_trail_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_integer_trail.html" > IntegerTrail< / a > > ()),< / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > trail_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()),< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > integer_encoder_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_integer_encoder.html" > IntegerEncoder< / a > > ()),< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > incomplete_solutions_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> Mutable< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html" > SharedIncompleteSolutionManager< / a > > ()),< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > sat_solver_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > > ()),< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > domains_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_integer_domains.html" > IntegerDomains< / a > > ()),< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > mapping_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> Get< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_cp_model_mapping.html" > CpModelMapping< / a > > ()) {< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "comment" > // Tweak the default parameters to make the solve incremental.< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > glop::GlopParameters < a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > ;< / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "comment" > // Note(user): Primal simplex does better here since we have a limit on< / span > < / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < span class = "comment" > // simplex iterations. So dual simplex sometimes fails to find a LP feasible< / span > < / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < span class = "comment" > // solution.< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > .set_use_dual_simplex(< span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > .set_max_number_of_iterations(2000);< / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#ae7202d055b6b172a8a1da4f5b136f9ea" > SetParameters< / a > (< a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > );< / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > ();< / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > integer_lp_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > clear< / a > ();< / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > }< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a18206039e9f0c76f2b35907a4f6ea812" > 81< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a18206039e9f0c76f2b35907a4f6ea812" > FeasibilityPump::~FeasibilityPump< / a > () {< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Feasibility Pump Total number of simplex iterations: " < / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < < total_num_simplex_iterations_;< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > }< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#aaac2d8dee4d7fc8d5e9a1b1cfc3021bc" > 86< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#aaac2d8dee4d7fc8d5e9a1b1cfc3021bc" > FeasibilityPump::AddLinearConstraint< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > & < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ) {< / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > // We still create the mirror variable right away though.< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars) {< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > GetOrCreateMirrorVariable(< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a7f1ac774d4646a83631f8117f4ea03f5" > PositiveVariable< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > }< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > integer_lp_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > push_back< / a > (LinearConstraintInternal());< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > LinearConstraintInternal& new_ct = integer_lp_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#af71e6c1eccbc12e9339c00a86a981a43" > back< / a > ();< / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > new_ct.lb = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lb;< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > new_ct.ub = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .ub;< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars.size();< / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c" > CHECK_LE< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lb, < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .ub);< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < size; ++i) {< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // We only use positive variable inside this class.< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars[i];< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > IntegerValue < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .coeffs[i];< / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ae2544d2a3a5ef4c78f8e5891f104ab41" > VariableIsPositive< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22" > NegationOf< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = -< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ;< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > }< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > new_ct.terms.push_back({GetOrCreateMirrorVariable(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ), < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > });< / 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 = "comment" > // Important to keep lp_data_ " clean" .< / span > < / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > std::sort(new_ct.terms.begin(), new_ct.terms.end());< / 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 > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#ae384be06329c4c8f8fd62af7335dae2e" > 112< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#ae384be06329c4c8f8fd62af7335dae2e" > FeasibilityPump::SetObjectiveCoefficient< / a > (IntegerVariable ivar,< / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > IntegerValue < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ) {< / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > objective_is_defined_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "keyword" > const< / span > IntegerVariable pos_var =< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ae2544d2a3a5ef4c78f8e5891f104ab41" > VariableIsPositive< / a > (ivar) ? ivar : < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22" > NegationOf< / a > (ivar);< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "keywordflow" > if< / span > (ivar != pos_var) < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = -< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ;< / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = mirror_lp_variable_.find(pos_var);< / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "keywordflow" > if< / span > (it == mirror_lp_variable_.end()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < span class = "keyword" > const< / span > ColIndex < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > = it-> second;< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > integer_objective_.push_back({< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > });< / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > objective_infinity_norm_ =< / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (objective_infinity_norm_, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1e30e51173c7e43a8c0b4668d5e3f050" > IntTypeAbs< / a > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ));< / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > }< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > ColIndex FeasibilityPump::GetOrCreateMirrorVariable(< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > IntegerVariable positive_variable) {< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ae2544d2a3a5ef4c78f8e5891f104ab41" > VariableIsPositive< / a > (positive_variable));< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > < / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = mirror_lp_variable_.find(positive_variable);< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < span class = "keywordflow" > if< / span > (it == mirror_lp_variable_.end()) {< / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > model_var =< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > mapping_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_cp_model_mapping.html#a148597d78e10112b7e5e1f778de0410f" > GetProtoVariableFromIntegerVariable< / a > (positive_variable);< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > model_vars_size_ = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (model_vars_size_, model_var + 1);< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < span class = "keyword" > const< / span > ColIndex < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > (integer_variables_.size());< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > mirror_lp_variable_[positive_variable] = < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ;< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > integer_variables_.push_back(positive_variable);< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > var_is_binary_.push_back(< span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > lp_solution_.push_back(std::numeric_limits< double> ::infinity());< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > integer_solution_.push_back(0);< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ;< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > }< / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < span class = "keywordflow" > return< / span > it-> second;< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > }< / 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 = "keywordtype" > void< / span > FeasibilityPump::PrintStats() {< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < span class = "keywordflow" > if< / span > (lp_solution_is_set_) {< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Fractionality: " < / span > < < lp_solution_fractionality_;< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Fractionality: NA" < / span > ;< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " simplex status: " < / span > < < simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a938b612b6f9885a417fda1bf886f4b39" > GetProblemStatus< / a > ();< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "keywordflow" > if< / span > (integer_solution_is_set_) {< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " #Infeasible const: " < / span > < < num_infeasible_constraints_;< / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Infeasibility: " < / span > < < integer_solution_infeasibility_;< / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Infeasibility: NA" < / span > ;< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > }< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / 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" > < a class = "line" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a942f29030f08426e7e318204e987e2f7" > 165< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a942f29030f08426e7e318204e987e2f7" > FeasibilityPump::Solve< / a > () {< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < span class = "keywordflow" > if< / span > (lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > num_variables< / a > () == 0) {< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > InitializeWorkingLP();< / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > }< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > UpdateBoundsOfLpVariables();< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > lp_solution_is_set_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > integer_solution_is_set_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < span class = "comment" > // Restore the original objective< / span > < / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "keywordflow" > for< / span > (ColIndex < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > (0); < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > < lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > num_variables< / a > (); ++< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ) {< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#ab5af7f232cddcd91f70be84c0d398ba9" > SetObjectiveCoefficient< / a > (< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , 0.0);< / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > }< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & term : integer_objective_) {< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#ab5af7f232cddcd91f70be84c0d398ba9" > SetObjectiveCoefficient< / a > (term.first, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (term.second));< / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > }< / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > mixing_factor_ = 1.0;< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < max_fp_iterations_; ++i) {< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "keywordflow" > if< / span > (time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > ()) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > L1DistanceMinimize();< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "keywordflow" > if< / span > (!SolveLp()) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "keywordflow" > if< / span > (lp_solution_is_integer_) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "keywordflow" > if< / span > (!Round()) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < span class = "comment" > // We don' t end this loop if the integer solutions is feasible in hope to< / span > < / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < span class = "comment" > // get better solution.< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "keywordflow" > if< / span > (integer_solution_is_feasible_) MaybePushToRepo();< / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > }< / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "keywordflow" > if< / span > (model_is_unsat_) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > PrintStats();< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > MaybePushToRepo();< / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > }< / 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 = "keywordtype" > void< / span > FeasibilityPump::MaybePushToRepo() {< / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "keywordflow" > if< / span > (incomplete_solutions_ == < span class = "keyword" > nullptr< / span > ) < span class = "keywordflow" > return< / 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 > std::vector< double> lp_solution(model_vars_size_,< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > std::numeric_limits< double> ::infinity());< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "comment" > // TODO(user): Consider adding solutions that have low fractionality.< / span > < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < span class = "keywordflow" > if< / span > (lp_solution_is_integer_) {< / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < span class = "comment" > // Fill the solution using LP solution values.< / span > < / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > IntegerVariable positive_var : integer_variables_) {< / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > model_var =< / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > mapping_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_cp_model_mapping.html#a148597d78e10112b7e5e1f778de0410f" > GetProtoVariableFromIntegerVariable< / a > (positive_var);< / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < span class = "keywordflow" > if< / span > (model_var > = 0 & & model_var < model_vars_size_) {< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > lp_solution[model_var] = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a680158afc869b1a617ca173fa0033202" > GetLPSolutionValue< / a > (positive_var);< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > }< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > }< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > incomplete_solutions_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a058ba66ef63b5c36a5586b0151a75609" > AddNewSolution< / a > (lp_solution);< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > }< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "keywordflow" > if< / span > (integer_solution_is_feasible_) {< / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "comment" > // Fill the solution using Integer solution values.< / span > < / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > IntegerVariable positive_var : integer_variables_) {< / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > model_var =< / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > mapping_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_cp_model_mapping.html#a148597d78e10112b7e5e1f778de0410f" > GetProtoVariableFromIntegerVariable< / a > (positive_var);< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < span class = "keywordflow" > if< / span > (model_var > = 0 & & model_var < model_vars_size_) {< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > lp_solution[model_var] = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a9ad847669329f6fbccf8e4553adc7dee" > GetIntegerSolutionValue< / a > (positive_var);< / 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 > }< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > incomplete_solutions_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a058ba66ef63b5c36a5586b0151a75609" > AddNewSolution< / a > (lp_solution);< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > }< / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > }< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < span class = "comment" > // ----------------------------------------------------------------< / span > < / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "comment" > // -------------------LPSolving------------------------------------< / 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 > < / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "keywordtype" > void< / span > FeasibilityPump::InitializeWorkingLP() {< / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > ();< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < span class = "comment" > // Create variables.< / span > < / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < integer_variables_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (ColIndex(i), lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a695ac3d8db5a986f572711f2ef3a6a39" > CreateNewVariable< / a > ());< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a7ddcdc56f25d075e18d62ddbcd3389b2" > SetVariableType< / a > (ColIndex(i),< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < a class = "code hl_enumvalue" href = "classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c" > glop::LinearProgram::VariableType::INTEGER< / a > );< / 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 > < / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < span class = "comment" > // Add constraints.< / span > < / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LinearConstraintInternal& < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > : integer_lp_) {< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a67a7327915e66c0514cfa465a0475be1" > ConstraintIndex< / a > < a class = "code hl_variable" href = "markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52" > row< / a > = lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#ad9d564651057c77b3f2ca1293134557f" > CreateNewConstraint< / a > ();< / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a62b98dec38b6506442f9fc63f1a9b88f" > SetConstraintBounds< / a > (< a class = "code hl_variable" href = "markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52" > row< / a > , < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lb), < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .ub));< / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & term : < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .terms) {< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > SetCoefficient< / a > (< a class = "code hl_variable" href = "markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52" > row< / a > , term.first, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (term.second));< / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > }< / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > }< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < span class = "comment" > // Add objective.< / span > < / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & term : integer_objective_) {< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#ab5af7f232cddcd91f70be84c0d398ba9" > SetObjectiveCoefficient< / a > (term.first, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (term.second));< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > }< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_vars = integer_variables_.size();< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_vars; i++) {< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > < span class = "keyword" > const< / span > IntegerVariable cp_var = integer_variables_[i];< / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > lb = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (integer_trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#aa68cc40c827bff2fb311040e2b848f9b" > LevelZeroLowerBound< / a > (cp_var));< / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > ub = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (integer_trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a9ab880b5e67213a0607c5c3935da9f08" > LevelZeroUpperBound< / a > (cp_var));< / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > SetVariableBounds< / a > (ColIndex(i), lb, ub);< / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > }< / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > objective_normalization_factor_ = 0.0;< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#a2b83a25cb4fd203c57a7155699fab246" > glop::ColIndexVector< / a > integer_variables;< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < span class = "keyword" > const< / span > ColIndex num_cols = lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > num_variables< / a > ();< / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < span class = "keywordflow" > for< / span > (ColIndex < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > : lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a609bcb18cec39c7c43dd7a6d3a51ba81" > IntegerVariablesList< / a > ()) {< / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > var_is_binary_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()] = lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#ab8efe00bb016665606d522a42543cd96" > IsVariableBinary< / a > (< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > );< / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < span class = "keywordflow" > if< / span > (!var_is_binary_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()]) {< / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > integer_variables.push_back(< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > );< / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > }< / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "comment" > // The aim of this normalization value is to compute a coefficient of the< / span > < / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < span class = "comment" > // d_i variables that should be minimized.< / span > < / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > objective_normalization_factor_ +=< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > std::abs(lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a6137c2df856cf2634f9bb259d2aace2b" > GetObjectiveCoefficientForMinimizationVersion< / a > (< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ));< / 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 > < a class = "code hl_define" href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > (lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a609bcb18cec39c7c43dd7a6d3a51ba81" > IntegerVariablesList< / a > ().size(), 0);< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > objective_normalization_factor_ =< / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > objective_normalization_factor_ / lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a609bcb18cec39c7c43dd7a6d3a51ba81" > IntegerVariablesList< / a > ().size();< / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "keywordflow" > if< / span > (!integer_variables.empty()) {< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "comment" > // Update the LpProblem with norm variables and constraints.< / span > < / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > norm_variables_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#af8d7048738ceb4c753b040e6d29db79c" > assign< / a > (num_cols, ColIndex(-1));< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > norm_lhs_constraints_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#af8d7048738ceb4c753b040e6d29db79c" > assign< / a > (num_cols, RowIndex(-1));< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > norm_rhs_constraints_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#af8d7048738ceb4c753b040e6d29db79c" > assign< / a > (num_cols, RowIndex(-1));< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "comment" > // For each integer non-binary variable x_i we introduce one new variable< / span > < / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > < span class = "comment" > // d_i subject to two new constraints:< / span > < / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > < span class = "comment" > // d_i - x_i > = -round(x' _i)< / span > < / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > < span class = "comment" > // d_i + x_i > = +round(x' _i)< / span > < / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > < span class = "comment" > // That' s round(x' _i) - d_i < = x_i < = round(x' _i) + d_i, where d_i is an< / span > < / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < span class = "comment" > // unbounded non-negative, and x' _i is the value of variable i from the< / span > < / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < span class = "comment" > // previous solution obtained during the projection step. Consequently< / span > < / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "comment" > // coefficients of the constraints are set here, but bounds of the< / span > < / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > < span class = "comment" > // constraints are updated at each iteration of the feasibility pump. Also< / span > < / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < span class = "comment" > // coefficients of the objective are set here: x_i' s are not present in the< / span > < / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > < span class = "comment" > // objective (i.e., coefficients set to 0.0), and d_i' s are present in the< / span > < / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > < span class = "comment" > // objective with coefficients set to 1.0.< / span > < / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > < span class = "comment" > // Note that the treatment of integer non-binary variables is different< / span > < / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > < span class = "comment" > // from the treatment of binary variables. Binary variables do not impose< / span > < / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < span class = "comment" > // any extra variables, nor extra constraints, but their objective< / span > < / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "comment" > // coefficients are changed in the linear projection steps.< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ColIndex < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > : integer_variables) {< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < span class = "keyword" > const< / span > ColIndex norm_variable = lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a695ac3d8db5a986f572711f2ef3a6a39" > CreateNewVariable< / a > ();< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > norm_variables_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ] = norm_variable;< / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > SetVariableBounds< / a > (norm_variable, 0.0, < a class = "code hl_variable" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > glop::kInfinity< / a > );< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > < span class = "keyword" > const< / span > RowIndex row_a = lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#ad9d564651057c77b3f2ca1293134557f" > CreateNewConstraint< / a > ();< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > norm_lhs_constraints_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ] = row_a;< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > SetCoefficient< / a > (row_a, norm_variable, 1.0);< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > SetCoefficient< / a > (row_a, < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , -1.0);< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "keyword" > const< / span > RowIndex row_b = lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#ad9d564651057c77b3f2ca1293134557f" > CreateNewConstraint< / a > ();< / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > norm_rhs_constraints_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ] = row_b;< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > SetCoefficient< / a > (row_b, norm_variable, 1.0);< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > SetCoefficient< / a > (row_b, < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , 1.0);< / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > }< / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > }< / 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 > scaler_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a306cb123e8da242a6daf1c397dfe6e73" > Scale< / a > (& lp_data_);< / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#aa23a76f0f582369176688b458cda07dc" > AddSlackVariablesWhereNecessary< / a > (< / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < span class = "comment" > /*detect_integer_constraints=*/< / span > < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > }< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > < span class = "keywordtype" > void< / span > FeasibilityPump::L1DistanceMinimize() {< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > std::vector< double> new_obj_coeffs(lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > num_variables< / a > ().value(), 0.0);< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > < / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "comment" > // Set the original subobjective. The coefficients are scaled by mixing factor< / span > < / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < span class = "comment" > // and the offset remains at 0 (because it does not affect the solution).< / span > < / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < span class = "keyword" > const< / span > ColIndex num_cols(lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a977f52b2e6fa6e9d6db8d8ac9cbf33c4" > objective_coefficients< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5" > size< / a > ());< / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > < span class = "keywordflow" > for< / span > (ColIndex < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > (0); < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > < num_cols; ++< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ) {< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > new_obj_coeffs[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()] =< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > mixing_factor_ * lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a977f52b2e6fa6e9d6db8d8ac9cbf33c4" > objective_coefficients< / a > ()[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ];< / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > }< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > < / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > < span class = "comment" > // Set the norm subobjective. The coefficients are scaled by 1 - mixing factor< / span > < / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > < span class = "comment" > // and the offset remains at 0 (because it does not affect the solution).< / span > < / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > ColIndex < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > : lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a609bcb18cec39c7c43dd7a6d3a51ba81" > IntegerVariablesList< / a > ()) {< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < span class = "keywordflow" > if< / span > (var_is_binary_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()]) {< / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > objective_coefficient =< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > mixing_factor_ * lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a977f52b2e6fa6e9d6db8d8ac9cbf33c4" > objective_coefficients< / a > ()[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ] +< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > (1 - mixing_factor_) * objective_normalization_factor_ *< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > (1 - 2 * integer_solution_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()]);< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > new_obj_coeffs[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()] = objective_coefficient;< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > } < span class = "keywordflow" > else< / span > { < span class = "comment" > // The variable is integer.< / span > < / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > < span class = "comment" > // Update the bounds of the constraints added in< / span > < / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < span class = "comment" > // InitializeIntegerVariables() (see there for more details):< / span > < / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > < span class = "comment" > // d_i - x_i > = -round(x' _i)< / span > < / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < span class = "comment" > // d_i + x_i > = +round(x' _i)< / span > < / 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" > 351< / span > < span class = "comment" > // TODO(user): We change both the objective and the bounds, thus< / span > < / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > < span class = "comment" > // breaking the incrementality. Handle integer variables differently,< / span > < / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > < span class = "comment" > // e.g., intensify rounding, or use soft fixing from: Fischetti, Lodi,< / span > < / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < span class = "comment" > // " Local Branching" , Math Program Ser B 98:23-47 (2003).< / span > < / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > objective_coefficient =< / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > (1 - mixing_factor_) * objective_normalization_factor_;< / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > new_obj_coeffs[norm_variables_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ].value()] = objective_coefficient;< / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > < span class = "comment" > // At this point, constraint bounds have already been transformed into< / span > < / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > < span class = "comment" > // bounds of slack variables. Instead of updating the constraints, we need< / span > < / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > < span class = "comment" > // to update the slack variables corresponding to them.< / span > < / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > < span class = "keyword" > const< / span > ColIndex norm_lhs_slack_variable =< / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a48de416333220c0bea7759c5aa53ee14" > GetSlackVariable< / a > (norm_lhs_constraints_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ]);< / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > lhs_scaling_factor =< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > scaler_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a5eb3e38eae8f5143d627e8c85aff8cd7" > VariableScalingFactor< / a > (norm_lhs_slack_variable);< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > SetVariableBounds< / a > (< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > norm_lhs_slack_variable, -< a class = "code hl_variable" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > glop::kInfinity< / a > ,< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > lhs_scaling_factor * integer_solution_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()]);< / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < span class = "keyword" > const< / span > ColIndex norm_rhs_slack_variable =< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a48de416333220c0bea7759c5aa53ee14" > GetSlackVariable< / a > (norm_rhs_constraints_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ]);< / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > rhs_scaling_factor =< / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > scaler_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a5eb3e38eae8f5143d627e8c85aff8cd7" > VariableScalingFactor< / a > (norm_rhs_slack_variable);< / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > SetVariableBounds< / a > (< / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > norm_rhs_slack_variable, -< a class = "code hl_variable" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > glop::kInfinity< / a > ,< / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > -rhs_scaling_factor * integer_solution_[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()]);< / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > }< / 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 = "keywordflow" > for< / span > (ColIndex < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > (0); < a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > < lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > num_variables< / a > (); ++< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ) {< / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#ab5af7f232cddcd91f70be84c0d398ba9" > SetObjectiveCoefficient< / a > (< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , new_obj_coeffs[< a class = "code hl_variable" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()]);< / 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 = "comment" > // TODO(user): Tune this or expose as parameter.< / span > < / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > mixing_factor_ *= 0.8;< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > }< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > < / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < span class = "keywordtype" > bool< / span > FeasibilityPump::SolveLp() {< / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_vars = integer_variables_.size();< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (3) < < < span class = "stringliteral" > " LP relaxation: " < / span > < < lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#adcc58612f6a1dc35ff3ffdb34188f299" > GetDimensionString< / a > () < < < span class = "stringliteral" > " ." < / span > ;< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > < / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > < a class = "code hl_variable" href = "g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d" > status< / a > = simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a866a68af5afd0355fb348f7a59eeff9e" > Solve< / a > (lp_data_, time_limit_);< / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > total_num_simplex_iterations_ += simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#ad8a718ceea92060a7f7118e2bccf4fbc" > GetNumberOfIterations< / a > ();< / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_variable" href = "g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d" > status< / a > .ok()) {< / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > 391< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " The LP solver encountered an error: " < / span > < < < a class = "code hl_variable" href = "g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d" > status< / a > .error_message();< / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#ace96e115f468d752a2fcfeea901b0f8a" > ClearStateForNextSolve< / a > ();< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > }< / div >
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< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < / div >
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< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > < span class = "comment" > // TODO(user): This shouldn' t really happen except if the problem is UNSAT.< / span > < / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "comment" > // But we can' t just rely on a potentially imprecise LP to close the problem.< / span > < / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > < span class = "comment" > // The rest of the solver should do that with exact precision.< / span > < / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (3) < < < span class = "stringliteral" > " simplex status: " < / span > < < simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a938b612b6f9885a417fda1bf886f4b39" > GetProblemStatus< / a > ();< / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > < span class = "keywordflow" > if< / span > (simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a938b612b6f9885a417fda1bf886f4b39" > GetProblemStatus< / a > () == < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a7850fcfea005b86b2a3fa0d4293c5ee0" > glop::ProblemStatus::PRIMAL_INFEASIBLE< / a > ) {< / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
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< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > }< / div >
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< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > lp_solution_fractionality_ = 0.0;< / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > < span class = "keywordflow" > if< / span > (simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a938b612b6f9885a417fda1bf886f4b39" > GetProblemStatus< / a > () == < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493af00c8dbdd6e1f11bdae06be94277d293" > glop::ProblemStatus::OPTIMAL< / a > ||< / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a938b612b6f9885a417fda1bf886f4b39" > GetProblemStatus< / a > () == < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a57ad14e7a035f33c8ba6c0ea9ea23caa" > glop::ProblemStatus::DUAL_FEASIBLE< / a > ||< / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a938b612b6f9885a417fda1bf886f4b39" > GetProblemStatus< / a > () == < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a2dcc8f5d91cb2aa2065b8305bf2d5cbd" > glop::ProblemStatus::PRIMAL_FEASIBLE< / a > ||< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a938b612b6f9885a417fda1bf886f4b39" > GetProblemStatus< / a > () == < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a0beacd9ca195de65e685252f1b46b954" > glop::ProblemStatus::IMPRECISE< / a > ) {< / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > lp_solution_is_set_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_vars; i++) {< / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > = GetVariableValueAtCpScale(ColIndex(i));< / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > lp_solution_[i] = < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ;< / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > lp_solution_fractionality_ = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (< / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > lp_solution_fractionality_, std::abs(< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > - std::round(< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > )));< / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > }< / div >
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< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > < / div >
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< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > < span class = "comment" > // Compute the objective value.< / span > < / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > lp_objective_ = 0;< / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & term : integer_objective_) {< / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > lp_objective_ += lp_solution_[term.first.value()] * term.second.value();< / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > }< / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > lp_solution_is_integer_ = lp_solution_fractionality_ < kCpEpsilon;< / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > }< / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > }< / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > < / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > < span class = "keywordtype" > void< / span > FeasibilityPump::UpdateBoundsOfLpVariables() {< / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_vars = integer_variables_.size();< / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_vars; i++) {< / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > < span class = "keyword" > const< / span > IntegerVariable cp_var = integer_variables_[i];< / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > lb = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (integer_trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#aa68cc40c827bff2fb311040e2b848f9b" > LevelZeroLowerBound< / a > (cp_var));< / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > ub = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (integer_trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a9ab880b5e67213a0607c5c3935da9f08" > LevelZeroUpperBound< / a > (cp_var));< / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > factor = scaler_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a5eb3e38eae8f5143d627e8c85aff8cd7" > VariableScalingFactor< / a > (ColIndex(i));< / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > SetVariableBounds< / a > (ColIndex(i), lb * factor, ub * factor);< / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > }< / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > }< / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > < / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a680158afc869b1a617ca173fa0033202" > 438< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a680158afc869b1a617ca173fa0033202" > FeasibilityPump::GetLPSolutionValue< / a > (IntegerVariable variable)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > < span class = "keywordflow" > return< / span > lp_solution_[< a class = "code hl_function" href = "namespacegtl.html#a73f41ac11336b94768fdd41594153d59" > gtl::FindOrDie< / a > (mirror_lp_variable_, variable).value()];< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > }< / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > < / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > < span class = "keywordtype" > double< / span > FeasibilityPump::GetVariableValueAtCpScale(ColIndex < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < span class = "keywordflow" > return< / span > scaler_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a60d41c66b603be0ec7517d437e5c63ec" > UnscaleVariableValue< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a201108c6e8d9fb5104697bdd0a8bd085" > GetVariableValue< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > }< / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < span class = "comment" > // ----------------------------------------------------------------< / span > < / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < span class = "comment" > // -------------------Rounding-------------------------------------< / span > < / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > < span class = "comment" > // ----------------------------------------------------------------< / span > < / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > < / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a9ad847669329f6fbccf8e4553adc7dee" > 450< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a9ad847669329f6fbccf8e4553adc7dee" > FeasibilityPump::GetIntegerSolutionValue< / a > (< / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / span > IntegerVariable variable)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > 452< / span > < span class = "keywordflow" > return< / span > integer_solution_[< a class = "code hl_function" href = "namespacegtl.html#a73f41ac11336b94768fdd41594153d59" > gtl::FindOrDie< / a > (mirror_lp_variable_, variable)< / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > .value()];< / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > }< / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > < / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "keywordtype" > bool< / span > FeasibilityPump::Round() {< / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < span class = "keywordtype" > bool< / span > rounding_successful = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < span class = "keywordflow" > if< / span > (sat_parameters_.fp_rounding() == SatParameters::NEAREST_INTEGER) {< / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > rounding_successful = NearestIntegerRounding();< / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (sat_parameters_.fp_rounding() == SatParameters::LOCK_BASED) {< / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > rounding_successful = LockBasedRounding();< / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (sat_parameters_.fp_rounding() ==< / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > SatParameters::ACTIVE_LOCK_BASED) {< / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > rounding_successful = ActiveLockBasedRounding();< / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (sat_parameters_.fp_rounding() ==< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > SatParameters::PROPAGATION_ASSISTED) {< / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > rounding_successful = PropagationRounding();< / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > }< / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > < span class = "keywordflow" > if< / span > (!rounding_successful) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > FillIntegerSolutionStats();< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > }< / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > < / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > < span class = "keywordtype" > bool< / span > FeasibilityPump::NearestIntegerRounding() {< / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "keywordflow" > if< / span > (!lp_solution_is_set_) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < lp_solution_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > integer_solution_[i] = < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::round(lp_solution_[i]));< / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > 478< / span > }< / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > integer_solution_is_set_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > }< / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > < / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > < span class = "keywordtype" > bool< / span > FeasibilityPump::LockBasedRounding() {< / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > < span class = "keywordflow" > if< / span > (!lp_solution_is_set_) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_vars = integer_variables_.size();< / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > < / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > < span class = "comment" > // We compute the number of locks based on variable coefficient in constraints< / span > < / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < span class = "comment" > // and constraint bounds. This doesn' t change over time so we cache it.< / span > < / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < span class = "keywordflow" > if< / span > (var_up_locks_.empty()) {< / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > var_up_locks_.resize(num_vars, 0);< / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > var_down_locks_.resize(num_vars, 0);< / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > 492< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_vars; ++i) {< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > entry : lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#aeeee0971281f2781c379fce7a64a5049" > GetSparseColumn< / a > (ColIndex(i))) {< / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > ColIndex slack = lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a48de416333220c0bea7759c5aa53ee14" > GetSlackVariable< / a > (entry.row());< / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > constraint_upper_bounded =< / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#adb3b261831be8afb947baceaba1c220b" > variable_lower_bounds< / a > ()[slack] > -< a class = "code hl_variable" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > glop::kInfinity< / a > ;< / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > < / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > constraint_lower_bounded =< / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#a74f1c824468608a9bb5fee6f10eca698" > variable_upper_bounds< / a > ()[slack] < < a class = "code hl_variable" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > glop::kInfinity< / a > ;< / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > < / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > < span class = "keywordflow" > if< / span > (entry.coefficient() > 0) {< / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > var_up_locks_[i] += constraint_upper_bounded;< / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > var_down_locks_[i] += constraint_lower_bounded;< / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > var_up_locks_[i] += constraint_lower_bounded;< / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > var_down_locks_[i] += constraint_upper_bounded;< / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > }< / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > }< / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > }< / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > }< / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > < / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < lp_solution_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > < span class = "keywordflow" > if< / span > (std::abs(lp_solution_[i] - std::round(lp_solution_[i])) < 0.1 ||< / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > var_up_locks_[i] == var_down_locks_[i]) {< / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > 515< / span > integer_solution_[i] = < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::round(lp_solution_[i]));< / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (var_up_locks_[i] > var_down_locks_[i]) {< / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > integer_solution_[i] = < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::floor(lp_solution_[i]));< / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > integer_solution_[i] = < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::ceil(lp_solution_[i]));< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > }< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > }< / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > integer_solution_is_set_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > }< / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > < / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > < span class = "keywordtype" > bool< / span > FeasibilityPump::ActiveLockBasedRounding() {< / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > < span class = "keywordflow" > if< / span > (!lp_solution_is_set_) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_vars = integer_variables_.size();< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > < span class = "comment" > // We compute the number of locks based on variable coefficient in constraints< / span > < / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > < span class = "comment" > // and constraint bounds of active constraints. We consider the bound of the< / span > < / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > < span class = "comment" > // constraint that is tight for the current lp solution.< / span > < / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_vars; ++i) {< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > < span class = "keywordflow" > if< / span > (std::abs(lp_solution_[i] - std::round(lp_solution_[i])) < 0.1) {< / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > integer_solution_[i] = < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::round(lp_solution_[i]));< / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > }< / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > < span class = "keywordtype" > int< / span > up_locks = 0;< / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < span class = "keywordtype" > int< / span > down_locks = 0;< / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > entry : lp_data_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_linear_program.html#aeeee0971281f2781c379fce7a64a5049" > GetSparseColumn< / a > (ColIndex(i))) {< / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > < span class = "keyword" > const< / span > < a class = "code hl_enumeration" href = "namespaceoperations__research_1_1glop.html#a0f6bd47b8956b59589718bd40b1cf8bc" > ConstraintStatus< / a > row_status =< / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > simplex_.< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_revised_simplex.html#ac0064327c37c56b93e86a91a1d64fd96" > GetConstraintStatus< / a > (entry.row());< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > < span class = "keywordflow" > if< / span > (row_status == ConstraintStatus::AT_LOWER_BOUND) {< / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > < span class = "keywordflow" > if< / span > (entry.coefficient() > 0) {< / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > down_locks++;< / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > up_locks++;< / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > }< / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (row_status == ConstraintStatus::AT_UPPER_BOUND) {< / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > 550< / span > < span class = "keywordflow" > if< / span > (entry.coefficient() > 0) {< / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > up_locks++;< / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > down_locks++;< / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > }< / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > }< / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > }< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > < span class = "keywordflow" > if< / span > (up_locks == down_locks) {< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > integer_solution_[i] = < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::round(lp_solution_[i]));< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (up_locks > down_locks) {< / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > integer_solution_[i] = < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::floor(lp_solution_[i]));< / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > integer_solution_[i] = < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::ceil(lp_solution_[i]));< / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > }< / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > }< / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > < / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > integer_solution_is_set_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > }< / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > < / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > < span class = "keywordtype" > bool< / span > FeasibilityPump::PropagationRounding() {< / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < span class = "keywordflow" > if< / span > (!lp_solution_is_set_) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > sat_solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9da38c8d2910442d551db5e360423029" > ResetToLevelZero< / a > ();< / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > < / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > < span class = "comment" > // Compute an order in which we will fix variables and do the propagation.< / span > < / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > std::vector< int> rounding_order;< / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > {< / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > std::vector< std::pair< double, int> > binary_fractionality_vars;< / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > std::vector< std::pair< double, int> > general_fractionality_vars;< / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < lp_solution_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > fractionality =< / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > std::abs(std::round(lp_solution_[i]) - lp_solution_[i]);< / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < span class = "keywordflow" > if< / span > (var_is_binary_[i]) {< / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > binary_fractionality_vars.push_back({fractionality, i});< / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > general_fractionality_vars.push_back({fractionality, i});< / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > }< / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > }< / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > std::sort(binary_fractionality_vars.begin(),< / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > binary_fractionality_vars.end());< / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > std::sort(general_fractionality_vars.begin(),< / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > general_fractionality_vars.end());< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < binary_fractionality_vars.size(); ++i) {< / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > rounding_order.push_back(binary_fractionality_vars[i].second);< / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > }< / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < general_fractionality_vars.size(); ++i) {< / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > rounding_order.push_back(general_fractionality_vars[i].second);< / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > }< / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > }< / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > < / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > var_index : rounding_order) {< / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < span class = "keywordflow" > if< / span > (time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > ()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "comment" > // Get the bounds of the variable.< / span > < / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = integer_variables_[var_index];< / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > < span class = "keyword" > const< / span > Domain& domain = (*domains_)[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > 606< / span > < / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > < span class = "keyword" > const< / span > IntegerValue lb = integer_trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#ab857cd2aead68952d9fe92a8ad8d3ac9" > LowerBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < span class = "keyword" > const< / span > IntegerValue ub = integer_trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a8b6d5a25e6ad3d28a85b1924471e2cac" > UpperBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > < span class = "keywordflow" > if< / span > (lb == ub) {< / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > integer_solution_[var_index] = lb.value();< / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > 612< / span > }< / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > < / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > < span class = "keyword" > const< / span > int64_t rounded_value =< / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::round(lp_solution_[var_index]));< / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > 616< / span > < span class = "keyword" > const< / span > int64_t floor_value =< / div >
< div class = "line" > < a id = "l00617" name = "l00617" > < / a > < span class = "lineno" > 617< / span > < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::floor(lp_solution_[var_index]));< / div >
< div class = "line" > < a id = "l00618" name = "l00618" > < / a > < span class = "lineno" > 618< / span > < span class = "keyword" > const< / span > int64_t ceil_value =< / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > 619< / span > < span class = "keyword" > static_cast< < / span > int64_t< span class = "keyword" > > < / span > (std::ceil(lp_solution_[var_index]));< / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > < / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > floor_is_in_domain =< / div >
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > (domain.Contains(floor_value) & & lb.value() < = floor_value);< / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > ceil_is_in_domain =< / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > 624< / span > (domain.Contains(ceil_value) & & ub.value() > = ceil_value);< / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > 625< / span > < span class = "keywordflow" > if< / span > (domain.IsEmpty()) {< / div >
< div class = "line" > < a id = "l00626" name = "l00626" > < / a > < span class = "lineno" > 626< / span > integer_solution_[var_index] = rounded_value;< / div >
< div class = "line" > < a id = "l00627" name = "l00627" > < / a > < span class = "lineno" > 627< / span > model_is_unsat_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00628" name = "l00628" > < / a > < span class = "lineno" > 628< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > 629< / span > }< / div >
< div class = "line" > < a id = "l00630" name = "l00630" > < / a > < span class = "lineno" > 630< / span > < / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > 631< / span > < span class = "keywordflow" > if< / span > (ceil_value < lb.value()) {< / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > integer_solution_[var_index] = lb.value();< / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (floor_value > ub.value()) {< / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > 634< / span > integer_solution_[var_index] = ub.value();< / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (ceil_is_in_domain & & floor_is_in_domain) {< / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (domain.Contains(rounded_value));< / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > 637< / span > integer_solution_[var_index] = rounded_value;< / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (ceil_is_in_domain) {< / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > 639< / span > integer_solution_[var_index] = ceil_value;< / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > 640< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (floor_is_in_domain) {< / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > integer_solution_[var_index] = floor_value;< / div >
< div class = "line" > < a id = "l00642" name = "l00642" > < / a > < span class = "lineno" > 642< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > < span class = "keyword" > const< / span > std::pair< IntegerLiteral, IntegerLiteral> values_in_domain =< / div >
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > integer_encoder_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_encoder.html#a4a1c84558c01bae528113b50c0611564" > Canonicalize< / a > (< / div >
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > 645< / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_integer_literal.html#a6c233aafac25ea66d69de93a83c9be63" > IntegerLiteral::GreaterOrEqual< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , IntegerValue(rounded_value)));< / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > 646< / span > < span class = "keyword" > const< / span > int64_t lower_value = values_in_domain.first.bound.value();< / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > 647< / span > < span class = "keyword" > const< / span > int64_t higher_value = -values_in_domain.second.bound.value();< / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > < span class = "keyword" > const< / span > int64_t distance_from_lower_value =< / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / span > std::abs(lower_value - rounded_value);< / div >
< div class = "line" > < a id = "l00650" name = "l00650" > < / a > < span class = "lineno" > 650< / span > < span class = "keyword" > const< / span > int64_t distance_from_higher_value =< / div >
< div class = "line" > < a id = "l00651" name = "l00651" > < / a > < span class = "lineno" > 651< / span > std::abs(higher_value - rounded_value);< / div >
< div class = "line" > < a id = "l00652" name = "l00652" > < / a > < span class = "lineno" > 652< / span > < / div >
< div class = "line" > < a id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > integer_solution_[var_index] =< / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > (distance_from_lower_value < distance_from_higher_value)< / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > ? lower_value< / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > 656< / span > : higher_value;< / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > 657< / span > }< / div >
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > 658< / span > < / div >
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > 659< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (domain.Contains(integer_solution_[var_index]));< / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > 660< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > (integer_solution_[var_index], lb);< / div >
< div class = "line" > < a id = "l00661" name = "l00661" > < / a > < span class = "lineno" > 661< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c" > CHECK_LE< / a > (integer_solution_[var_index], ub);< / div >
< div class = "line" > < a id = "l00662" name = "l00662" > < / a > < span class = "lineno" > 662< / span > < / div >
< div class = "line" > < a id = "l00663" name = "l00663" > < / a > < span class = "lineno" > 663< / span > < span class = "comment" > // Propagate the value.< / span > < / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > 664< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00665" name = "l00665" > < / a > < span class = "lineno" > 665< / span > < span class = "comment" > // When we want to fix the variable at its lb or ub, we do not create an< / span > < / div >
< div class = "line" > < a id = "l00666" name = "l00666" > < / a > < span class = "lineno" > 666< / span > < span class = "comment" > // equality literal to minimize the number of new literal we create. This< / span > < / div >
< div class = "line" > < a id = "l00667" name = "l00667" > < / a > < span class = "lineno" > 667< / span > < span class = "comment" > // is because creating an " == value" literal will implicitly also create< / span > < / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > 668< / span > < span class = "comment" > // a " > = value" and a " < = value" literals.< / span > < / div >
< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > 669< / span > Literal to_enqueue;< / div >
< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > 670< / span > < span class = "keyword" > const< / span > IntegerValue < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > (integer_solution_[var_index]);< / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > 671< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > == lb) {< / div >
< div class = "line" > < a id = "l00672" name = "l00672" > < / a > < span class = "lineno" > 672< / span > to_enqueue = integer_encoder_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_encoder.html#afcd4038298bec97a2f7a61274c6ef8c7" > GetOrCreateAssociatedLiteral< / a > (< / div >
< div class = "line" > < a id = "l00673" name = "l00673" > < / a > < span class = "lineno" > 673< / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_integer_literal.html#a3e2eb445631727dd4abf1d5343f16b2f" > IntegerLiteral::LowerOrEqual< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ));< / div >
< div class = "line" > < a id = "l00674" name = "l00674" > < / a > < span class = "lineno" > 674< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > == ub) {< / div >
< div class = "line" > < a id = "l00675" name = "l00675" > < / a > < span class = "lineno" > 675< / span > to_enqueue = integer_encoder_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_encoder.html#afcd4038298bec97a2f7a61274c6ef8c7" > GetOrCreateAssociatedLiteral< / a > (< / div >
< div class = "line" > < a id = "l00676" name = "l00676" > < / a > < span class = "lineno" > 676< / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_integer_literal.html#a6c233aafac25ea66d69de93a83c9be63" > IntegerLiteral::GreaterOrEqual< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ));< / div >
< div class = "line" > < a id = "l00677" name = "l00677" > < / a > < span class = "lineno" > 677< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00678" name = "l00678" > < / a > < span class = "lineno" > 678< / span > to_enqueue =< / div >
< div class = "line" > < a id = "l00679" name = "l00679" > < / a > < span class = "lineno" > 679< / span > integer_encoder_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_encoder.html#a074fe196a1aaff1dd5fd73e0b3bb1f0e" > GetOrCreateLiteralAssociatedToEquality< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > }< / div >
< div class = "line" > < a id = "l00681" name = "l00681" > < / a > < span class = "lineno" > 681< / span > < / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > < span class = "keywordflow" > if< / span > (!sat_solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a607d97ccada862073f297bc2d495124d" > FinishPropagation< / a > ()) {< / div >
< div class = "line" > < a id = "l00683" name = "l00683" > < / a > < span class = "lineno" > 683< / span > model_is_unsat_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > 685< / span > }< / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > sat_solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ab63a08713131e63e9cc4109f98ecf859" > EnqueueDecisionAndBacktrackOnConflict< / a > (to_enqueue);< / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > < / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > < span class = "keywordflow" > if< / span > (sat_solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#ad2a33e1d9335cce63548abed6b5c8aab" > IsModelUnsat< / a > ()) {< / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > model_is_unsat_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > 690< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > }< / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > }< / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > sat_solver_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9da38c8d2910442d551db5e360423029" > ResetToLevelZero< / a > ();< / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > 694< / span > integer_solution_is_set_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00695" name = "l00695" > < / a > < span class = "lineno" > 695< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00696" name = "l00696" > < / a > < span class = "lineno" > 696< / span > }< / div >
< div class = "line" > < a id = "l00697" name = "l00697" > < / a > < span class = "lineno" > 697< / span > < / div >
< div class = "line" > < a id = "l00698" name = "l00698" > < / a > < span class = "lineno" > 698< / span > < span class = "keywordtype" > void< / span > FeasibilityPump::FillIntegerSolutionStats() {< / div >
< div class = "line" > < a id = "l00699" name = "l00699" > < / a > < span class = "lineno" > 699< / span > < span class = "comment" > // Compute the objective value.< / span > < / div >
< div class = "line" > < a id = "l00700" name = "l00700" > < / a > < span class = "lineno" > 700< / span > integer_solution_objective_ = 0;< / div >
< div class = "line" > < a id = "l00701" name = "l00701" > < / a > < span class = "lineno" > 701< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & term : integer_objective_) {< / div >
< div class = "line" > < a id = "l00702" name = "l00702" > < / a > < span class = "lineno" > 702< / span > integer_solution_objective_ +=< / div >
< div class = "line" > < a id = "l00703" name = "l00703" > < / a > < span class = "lineno" > 703< / span > integer_solution_[term.first.value()] * term.second.value();< / div >
< div class = "line" > < a id = "l00704" name = "l00704" > < / a > < span class = "lineno" > 704< / span > }< / div >
< div class = "line" > < a id = "l00705" name = "l00705" > < / a > < span class = "lineno" > 705< / span > < / div >
< div class = "line" > < a id = "l00706" name = "l00706" > < / a > < span class = "lineno" > 706< / span > integer_solution_is_feasible_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00707" name = "l00707" > < / a > < span class = "lineno" > 707< / span > num_infeasible_constraints_ = 0;< / div >
< div class = "line" > < a id = "l00708" name = "l00708" > < / a > < span class = "lineno" > 708< / span > integer_solution_infeasibility_ = 0;< / div >
< div class = "line" > < a id = "l00709" name = "l00709" > < / a > < span class = "lineno" > 709< / span > < span class = "keywordflow" > for< / span > (RowIndex i(0); i < integer_lp_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00710" name = "l00710" > < / a > < span class = "lineno" > 710< / span > int64_t activity = 0;< / div >
< div class = "line" > < a id = "l00711" name = "l00711" > < / a > < span class = "lineno" > 711< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & term : integer_lp_[i].terms) {< / div >
< div class = "line" > < a id = "l00712" name = "l00712" > < / a > < span class = "lineno" > 712< / span > < span class = "keyword" > const< / span > int64_t prod =< / div >
< div class = "line" > < a id = "l00713" name = "l00713" > < / a > < span class = "lineno" > 713< / span > < a class = "code hl_function" href = "namespaceoperations__research.html#aa64bf49d041052c7cb3f40f7496d7534" > CapProd< / a > (integer_solution_[term.first.value()], term.second.value());< / div >
< div class = "line" > < a id = "l00714" name = "l00714" > < / a > < span class = "lineno" > 714< / span > < span class = "keywordflow" > if< / span > (prod < = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::numeric_limits< int64_t> ::min< / a > () ||< / div >
< div class = "line" > < a id = "l00715" name = "l00715" > < / a > < span class = "lineno" > 715< / span > prod > = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::numeric_limits< int64_t> ::max< / a > ()) {< / div >
< div class = "line" > < a id = "l00716" name = "l00716" > < / a > < span class = "lineno" > 716< / span > activity = prod;< / div >
< div class = "line" > < a id = "l00717" name = "l00717" > < / a > < span class = "lineno" > 717< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00718" name = "l00718" > < / a > < span class = "lineno" > 718< / span > }< / div >
< div class = "line" > < a id = "l00719" name = "l00719" > < / a > < span class = "lineno" > 719< / span > activity = < a class = "code hl_function" href = "namespaceoperations__research.html#a111f44b9b9cf67a8e8d83794ac9f5291" > CapAdd< / a > (activity, prod);< / div >
< div class = "line" > < a id = "l00720" name = "l00720" > < / a > < span class = "lineno" > 720< / span > < span class = "keywordflow" > if< / span > (activity < = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::numeric_limits< int64_t> ::min< / a > () ||< / div >
< div class = "line" > < a id = "l00721" name = "l00721" > < / a > < span class = "lineno" > 721< / span > activity > = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::numeric_limits< int64_t> ::max< / a > ())< / div >
< div class = "line" > < a id = "l00722" name = "l00722" > < / a > < span class = "lineno" > 722< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00723" name = "l00723" > < / a > < span class = "lineno" > 723< / span > }< / div >
< div class = "line" > < a id = "l00724" name = "l00724" > < / a > < span class = "lineno" > 724< / span > < span class = "keywordflow" > if< / span > (activity > integer_lp_[i].ub || activity < integer_lp_[i].lb) {< / div >
< div class = "line" > < a id = "l00725" name = "l00725" > < / a > < span class = "lineno" > 725< / span > integer_solution_is_feasible_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00726" name = "l00726" > < / a > < span class = "lineno" > 726< / span > num_infeasible_constraints_++;< / div >
< div class = "line" > < a id = "l00727" name = "l00727" > < / a > < span class = "lineno" > 727< / span > < span class = "keyword" > const< / span > int64_t ub_infeasibility =< / div >
< div class = "line" > < a id = "l00728" name = "l00728" > < / a > < span class = "lineno" > 728< / span > activity > integer_lp_[i].ub.value()< / div >
< div class = "line" > < a id = "l00729" name = "l00729" > < / a > < span class = "lineno" > 729< / span > ? activity - integer_lp_[i].ub.value()< / div >
< div class = "line" > < a id = "l00730" name = "l00730" > < / a > < span class = "lineno" > 730< / span > : 0;< / div >
< div class = "line" > < a id = "l00731" name = "l00731" > < / a > < span class = "lineno" > 731< / span > < span class = "keyword" > const< / span > int64_t lb_infeasibility =< / div >
< div class = "line" > < a id = "l00732" name = "l00732" > < / a > < span class = "lineno" > 732< / span > activity < integer_lp_[i].lb.value()< / div >
< div class = "line" > < a id = "l00733" name = "l00733" > < / a > < span class = "lineno" > 733< / span > ? integer_lp_[i].lb.value() - activity< / div >
< div class = "line" > < a id = "l00734" name = "l00734" > < / a > < span class = "lineno" > 734< / span > : 0;< / div >
< div class = "line" > < a id = "l00735" name = "l00735" > < / a > < span class = "lineno" > 735< / span > integer_solution_infeasibility_ =< / div >
< div class = "line" > < a id = "l00736" name = "l00736" > < / a > < span class = "lineno" > 736< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (integer_solution_infeasibility_,< / div >
< div class = "line" > < a id = "l00737" name = "l00737" > < / a > < span class = "lineno" > 737< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (ub_infeasibility, lb_infeasibility));< / div >
< div class = "line" > < a id = "l00738" name = "l00738" > < / a > < span class = "lineno" > 738< / span > }< / div >
< div class = "line" > < a id = "l00739" name = "l00739" > < / a > < span class = "lineno" > 739< / span > }< / div >
< div class = "line" > < a id = "l00740" name = "l00740" > < / a > < span class = "lineno" > 740< / span > }< / div >
< div class = "line" > < a id = "l00741" name = "l00741" > < / a > < span class = "lineno" > 741< / span > < / div >
< div class = "line" > < a id = "l00742" name = "l00742" > < / a > < span class = "lineno" > 742< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00743" name = "l00743" > < / a > < span class = "lineno" > 743< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > max< / a > < / div > < div class = "ttdeci" > int64_t max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00140" > alldiff_cst.cc:140< / a > < / div > < / div >
< div class = "ttc" id = "aalldiff__cst_8cc_html_ad10edae0a852d72fb76afb1c77735045" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > min< / a > < / div > < div class = "ttdeci" > int64_t min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00139" > alldiff_cst.cc:139< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274" > < div class = "ttname" > < a href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > < / div > < div class = "ttdeci" > #define CHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00495" > base/logging.h:495< / a > < / div > < / div >
2022-03-04 00:11:33 +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#l00703" > base/logging.h:703< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7cc25402ecd7591b4c39934dd656b1f9" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > < / div > < div class = "ttdeci" > #define CHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00707" > base/logging.h:707< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7e03ec13560fa94a8fea569960d7efc6" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > < / div > < div class = "ttdeci" > #define CHECK_GT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00708" > base/logging.h:708< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > < / div > < div class = "ttdeci" > #define DCHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00890" > base/logging.h:890< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae4db23f10f5d4aad6d735f5a74cd6f8c" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c" > CHECK_LE< / a > < / div > < div class = "ttdeci" > #define CHECK_LE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00705" > base/logging.h:705< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927" > < div class = "ttname" > < a href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > < / div > < div class = "ttdeci" > #define VLOG(verboselevel)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00984" > base/logging.h:984< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a9263000d449fdccb6cb70b303063e60b" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a9263000d449fdccb6cb70b303063e60b" > absl::StrongVector::push_back< / a > < / div > < div class = "ttdeci" > void push_back(const value_type & x)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00158" > strong_vector.h:158< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_ac8bb3912a3ce86b15842e79d0b421204" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#ac8bb3912a3ce86b15842e79d0b421204" > absl::StrongVector::clear< / a > < / div > < div class = "ttdeci" > void clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00170" > strong_vector.h:170< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_af71e6c1eccbc12e9339c00a86a981a43" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#af71e6c1eccbc12e9339c00a86a981a43" > absl::StrongVector::back< / a > < / div > < div class = "ttdeci" > reference back()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00174" > strong_vector.h:174< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html" > operations_research::TimeLimit< / a > < / div > < div class = "ttdoc" > A simple class to enforce both an elapsed time limit and a deterministic time limit in the same threa...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00106" > time_limit.h:106< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html_a810d5f7aaf80cc09cf5a094e20c1aaca" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > operations_research::TimeLimit::LimitReached< / a > < / div > < div class = "ttdeci" > bool LimitReached()< / div > < div class = "ttdoc" > Returns true when the external limit is true, or the deterministic time is over the deterministic lim...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00546" > time_limit.h:546< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a0fe7ba825c8c6cd1efdcff6dec631093" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > operations_research::glop::LinearProgram::SetVariableBounds< / a > < / div > < div class = "ttdeci" > void SetVariableBounds(ColIndex col, Fractional lower_bound, Fractional upper_bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00249" > lp_data.cc:249< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a2d695f450ae446d5d9c225b991f8d88e" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > operations_research::glop::LinearProgram::SetCoefficient< / a > < / div > < div class = "ttdeci" > void SetCoefficient(RowIndex row, ColIndex col, Fractional value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00317" > lp_data.cc:317< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a48de416333220c0bea7759c5aa53ee14" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a48de416333220c0bea7759c5aa53ee14" > operations_research::glop::LinearProgram::GetSlackVariable< / a > < / div > < div class = "ttdeci" > ColIndex GetSlackVariable(RowIndex row) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00755" > lp_data.cc:755< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a609bcb18cec39c7c43dd7a6d3a51ba81" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a609bcb18cec39c7c43dd7a6d3a51ba81" > operations_research::glop::LinearProgram::IntegerVariablesList< / a > < / div > < div class = "ttdeci" > const std::vector< ColIndex > & IntegerVariablesList() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00280" > lp_data.cc:280< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a6137c2df856cf2634f9bb259d2aace2b" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a6137c2df856cf2634f9bb259d2aace2b" > operations_research::glop::LinearProgram::GetObjectiveCoefficientForMinimizationVersion< / a > < / div > < div class = "ttdeci" > Fractional GetObjectiveCoefficientForMinimizationVersion(ColIndex col) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00419" > lp_data.cc:419< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a62b98dec38b6506442f9fc63f1a9b88f" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a62b98dec38b6506442f9fc63f1a9b88f" > operations_research::glop::LinearProgram::SetConstraintBounds< / a > < / div > < div class = "ttdeci" > void SetConstraintBounds(RowIndex row, Fractional lower_bound, Fractional upper_bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00309" > lp_data.cc:309< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a695ac3d8db5a986f572711f2ef3a6a39" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a695ac3d8db5a986f572711f2ef3a6a39" > operations_research::glop::LinearProgram::CreateNewVariable< / a > < / div > < div class = "ttdeci" > ColIndex CreateNewVariable()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00162" > lp_data.cc:162< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a74f1c824468608a9bb5fee6f10eca698" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a74f1c824468608a9bb5fee6f10eca698" > operations_research::glop::LinearProgram::variable_upper_bounds< / a > < / div > < div class = "ttdeci" > const DenseRow & variable_upper_bounds() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8h_source.html#l00232" > lp_data.h:232< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a7ddcdc56f25d075e18d62ddbcd3389b2" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a7ddcdc56f25d075e18d62ddbcd3389b2" > operations_research::glop::LinearProgram::SetVariableType< / a > < / div > < div class = "ttdeci" > void SetVariableType(ColIndex col, VariableType type)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00236" > lp_data.cc:236< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a977f52b2e6fa6e9d6db8d8ac9cbf33c4" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a977f52b2e6fa6e9d6db8d8ac9cbf33c4" > operations_research::glop::LinearProgram::objective_coefficients< / a > < / div > < div class = "ttdeci" > const DenseRow & objective_coefficients() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8h_source.html#l00223" > lp_data.h:223< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_aa23a76f0f582369176688b458cda07dc" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#aa23a76f0f582369176688b458cda07dc" > operations_research::glop::LinearProgram::AddSlackVariablesWhereNecessary< / a > < / div > < div class = "ttdeci" > void AddSlackVariablesWhereNecessary(bool detect_integer_constraints)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00697" > lp_data.cc:697< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_aa71d36872f416feaa853788a7a7a7ef8" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#aa71d36872f416feaa853788a7a7a7ef8" > operations_research::glop::LinearProgram::Clear< / a > < / div > < div class = "ttdeci" > void Clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00134" > lp_data.cc:134< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_ab5af7f232cddcd91f70be84c0d398ba9" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#ab5af7f232cddcd91f70be84c0d398ba9" > operations_research::glop::LinearProgram::SetObjectiveCoefficient< / a > < / div > < div class = "ttdeci" > void SetObjectiveCoefficient(ColIndex col, Fractional value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00326" > lp_data.cc:326< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_ab8efe00bb016665606d522a42543cd96" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#ab8efe00bb016665606d522a42543cd96" > operations_research::glop::LinearProgram::IsVariableBinary< / a > < / div > < div class = "ttdeci" > bool IsVariableBinary(ColIndex col) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00300" > lp_data.cc:300< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c" > operations_research::glop::LinearProgram::VariableType::INTEGER< / a > < / div > < div class = "ttdeci" > @ INTEGER< / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_acd8437353d8dc686a75c98b5897dd871" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > operations_research::glop::LinearProgram::num_variables< / a > < / div > < div class = "ttdeci" > ColIndex num_variables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8h_source.html#l00205" > lp_data.h:205< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_ad9d564651057c77b3f2ca1293134557f" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#ad9d564651057c77b3f2ca1293134557f" > operations_research::glop::LinearProgram::CreateNewConstraint< / a > < / div > < div class = "ttdeci" > RowIndex CreateNewConstraint()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00191" > lp_data.cc:191< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_adb3b261831be8afb947baceaba1c220b" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#adb3b261831be8afb947baceaba1c220b" > operations_research::glop::LinearProgram::variable_lower_bounds< / a > < / div > < div class = "ttdeci" > const DenseRow & variable_lower_bounds() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8h_source.html#l00229" > lp_data.h:229< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_adcc58612f6a1dc35ff3ffdb34188f299" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#adcc58612f6a1dc35ff3ffdb34188f299" > operations_research::glop::LinearProgram::GetDimensionString< / a > < / div > < div class = "ttdeci" > std::string GetDimensionString() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00425" > lp_data.cc:425< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_aeeee0971281f2781c379fce7a64a5049" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#aeeee0971281f2781c379fce7a64a5049" > operations_research::glop::LinearProgram::GetSparseColumn< / a > < / div > < div class = "ttdeci" > const SparseColumn & GetSparseColumn(ColIndex col) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00409" > lp_data.cc:409< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_a306cb123e8da242a6daf1c397dfe6e73" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a306cb123e8da242a6daf1c397dfe6e73" > operations_research::glop::LpScalingHelper::Scale< / a > < / div > < div class = "ttdeci" > void Scale(LinearProgram *lp)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00076" > lp_data_utils.cc:76< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_a5eb3e38eae8f5143d627e8c85aff8cd7" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a5eb3e38eae8f5143d627e8c85aff8cd7" > operations_research::glop::LpScalingHelper::VariableScalingFactor< / a > < / div > < div class = "ttdeci" > Fractional VariableScalingFactor(ColIndex col) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00091" > lp_data_utils.cc:91< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_a60d41c66b603be0ec7517d437e5c63ec" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a60d41c66b603be0ec7517d437e5c63ec" > operations_research::glop::LpScalingHelper::UnscaleVariableValue< / a > < / div > < div class = "ttdeci" > Fractional UnscaleVariableValue(ColIndex col, Fractional value) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00120" > lp_data_utils.cc:120< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_revised_simplex_html_a201108c6e8d9fb5104697bdd0a8bd085" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a201108c6e8d9fb5104697bdd0a8bd085" > operations_research::glop::RevisedSimplex::GetVariableValue< / a > < / div > < div class = "ttdeci" > Fractional GetVariableValue(ColIndex col) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "revised__simplex_8cc_source.html#l00613" > revised_simplex.cc:613< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_revised_simplex_html_a866a68af5afd0355fb348f7a59eeff9e" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a866a68af5afd0355fb348f7a59eeff9e" > operations_research::glop::RevisedSimplex::Solve< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT Status Solve(const LinearProgram & lp, TimeLimit *time_limit)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "revised__simplex_8cc_source.html#l00134" > revised_simplex.cc:134< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_revised_simplex_html_a938b612b6f9885a417fda1bf886f4b39" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_revised_simplex.html#a938b612b6f9885a417fda1bf886f4b39" > operations_research::glop::RevisedSimplex::GetProblemStatus< / a > < / div > < div class = "ttdeci" > ProblemStatus GetProblemStatus() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "revised__simplex_8cc_source.html#l00597" > revised_simplex.cc:597< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_revised_simplex_html_ac0064327c37c56b93e86a91a1d64fd96" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_revised_simplex.html#ac0064327c37c56b93e86a91a1d64fd96" > operations_research::glop::RevisedSimplex::GetConstraintStatus< / a > < / div > < div class = "ttdeci" > ConstraintStatus GetConstraintStatus(RowIndex row) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "revised__simplex_8cc_source.html#l00641" > revised_simplex.cc:641< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_revised_simplex_html_ace96e115f468d752a2fcfeea901b0f8a" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_revised_simplex.html#ace96e115f468d752a2fcfeea901b0f8a" > operations_research::glop::RevisedSimplex::ClearStateForNextSolve< / a > < / div > < div class = "ttdeci" > void ClearStateForNextSolve()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "revised__simplex_8cc_source.html#l00113" > revised_simplex.cc:113< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_revised_simplex_html_ad8a718ceea92060a7f7118e2bccf4fbc" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_revised_simplex.html#ad8a718ceea92060a7f7118e2bccf4fbc" > operations_research::glop::RevisedSimplex::GetNumberOfIterations< / a > < / div > < div class = "ttdeci" > int64_t GetNumberOfIterations() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "revised__simplex_8cc_source.html#l00605" > revised_simplex.cc:605< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_revised_simplex_html_ae7202d055b6b172a8a1da4f5b136f9ea" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_revised_simplex.html#ae7202d055b6b172a8a1da4f5b136f9ea" > operations_research::glop::RevisedSimplex::SetParameters< / a > < / div > < div class = "ttdeci" > void SetParameters(const GlopParameters & parameters)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "revised__simplex_8cc_source.html#l03474" > revised_simplex.cc:3474< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html_a967a5c081ad4195a30c78dc2c0bcabf5" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5" > operations_research::glop::StrictITIVector::size< / a > < / div > < div class = "ttdeci" > IntType size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00280" > lp_types.h:280< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html_af8d7048738ceb4c753b040e6d29db79c" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#af8d7048738ceb4c753b040e6d29db79c" > operations_research::glop::StrictITIVector::assign< / a > < / div > < div class = "ttdeci" > void assign(IntType size, const T & v)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00278" > lp_types.h:278< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_cp_model_mapping_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_cp_model_mapping.html" > operations_research::sat::CpModelMapping< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__mapping_8h_source.html#l00066" > cp_model_mapping.h:66< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_cp_model_mapping_html_a148597d78e10112b7e5e1f778de0410f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_cp_model_mapping.html#a148597d78e10112b7e5e1f778de0410f" > operations_research::sat::CpModelMapping::GetProtoVariableFromIntegerVariable< / a > < / div > < div class = "ttdeci" > int GetProtoVariableFromIntegerVariable(IntegerVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__mapping_8h_source.html#l00161" > cp_model_mapping.h:161< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_feasibility_pump_html_a18206039e9f0c76f2b35907a4f6ea812" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a18206039e9f0c76f2b35907a4f6ea812" > operations_research::sat::FeasibilityPump::~FeasibilityPump< / a > < / div > < div class = "ttdeci" > ~FeasibilityPump()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "feasibility__pump_8cc_source.html#l00081" > feasibility_pump.cc:81< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_feasibility_pump_html_a477d40d2455543bdf702f13fa36f4ddd" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a477d40d2455543bdf702f13fa36f4ddd" > operations_research::sat::FeasibilityPump::FeasibilityPump< / a > < / div > < div class = "ttdeci" > FeasibilityPump(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "feasibility__pump_8cc_source.html#l00059" > feasibility_pump.cc:59< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_feasibility_pump_html_a67a7327915e66c0514cfa465a0475be1" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a67a7327915e66c0514cfa465a0475be1" > operations_research::sat::FeasibilityPump::ConstraintIndex< / a > < / div > < div class = "ttdeci" > glop::RowIndex ConstraintIndex< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "feasibility__pump_8h_source.html#l00047" > feasibility_pump.h:47< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_feasibility_pump_html_a680158afc869b1a617ca173fa0033202" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a680158afc869b1a617ca173fa0033202" > operations_research::sat::FeasibilityPump::GetLPSolutionValue< / a > < / div > < div class = "ttdeci" > double GetLPSolutionValue(IntegerVariable variable) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "feasibility__pump_8cc_source.html#l00438" > feasibility_pump.cc:438< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_feasibility_pump_html_a942f29030f08426e7e318204e987e2f7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a942f29030f08426e7e318204e987e2f7" > operations_research::sat::FeasibilityPump::Solve< / a > < / div > < div class = "ttdeci" > bool Solve()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "feasibility__pump_8cc_source.html#l00165" > feasibility_pump.cc:165< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_feasibility_pump_html_a9ad847669329f6fbccf8e4553adc7dee" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#a9ad847669329f6fbccf8e4553adc7dee" > operations_research::sat::FeasibilityPump::GetIntegerSolutionValue< / a > < / div > < div class = "ttdeci" > int64_t GetIntegerSolutionValue(IntegerVariable variable) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "feasibility__pump_8cc_source.html#l00450" > feasibility_pump.cc:450< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_feasibility_pump_html_aaac2d8dee4d7fc8d5e9a1b1cfc3021bc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#aaac2d8dee4d7fc8d5e9a1b1cfc3021bc" > operations_research::sat::FeasibilityPump::AddLinearConstraint< / a > < / div > < div class = "ttdeci" > void AddLinearConstraint(const LinearConstraint & ct)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "feasibility__pump_8cc_source.html#l00086" > feasibility_pump.cc:86< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_feasibility_pump_html_ae384be06329c4c8f8fd62af7335dae2e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_feasibility_pump.html#ae384be06329c4c8f8fd62af7335dae2e" > operations_research::sat::FeasibilityPump::SetObjectiveCoefficient< / a > < / div > < div class = "ttdeci" > void SetObjectiveCoefficient(IntegerVariable ivar, IntegerValue coeff)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "feasibility__pump_8cc_source.html#l00112" > feasibility_pump.cc:112< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_encoder_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_encoder.html" > operations_research::sat::IntegerEncoder< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00362" > integer.h:362< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_encoder_html_a074fe196a1aaff1dd5fd73e0b3bb1f0e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_encoder.html#a074fe196a1aaff1dd5fd73e0b3bb1f0e" > operations_research::sat::IntegerEncoder::GetOrCreateLiteralAssociatedToEquality< / a > < / div > < div class = "ttdeci" > Literal GetOrCreateLiteralAssociatedToEquality(IntegerVariable var, IntegerValue value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8cc_source.html#l00284" > integer.cc:284< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_encoder_html_a4a1c84558c01bae528113b50c0611564" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_encoder.html#a4a1c84558c01bae528113b50c0611564" > operations_research::sat::IntegerEncoder::Canonicalize< / a > < / div > < div class = "ttdeci" > std::pair< IntegerLiteral, IntegerLiteral > Canonicalize(IntegerLiteral i_lit) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8cc_source.html#l00220" > integer.cc:220< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_encoder_html_afcd4038298bec97a2f7a61274c6ef8c7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_encoder.html#afcd4038298bec97a2f7a61274c6ef8c7" > operations_research::sat::IntegerEncoder::GetOrCreateAssociatedLiteral< / a > < / div > < div class = "ttdeci" > Literal GetOrCreateAssociatedLiteral(IntegerLiteral i_lit)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8cc_source.html#l00238" > integer.cc:238< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html" > operations_research::sat::IntegerTrail< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00620" > integer.h:620< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_a8b6d5a25e6ad3d28a85b1924471e2cac" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#a8b6d5a25e6ad3d28a85b1924471e2cac" > operations_research::sat::IntegerTrail::UpperBound< / a > < / div > < div class = "ttdeci" > IntegerValue UpperBound(IntegerVariable i) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01449" > integer.h:1449< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_a9ab880b5e67213a0607c5c3935da9f08" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#a9ab880b5e67213a0607c5c3935da9f08" > operations_research::sat::IntegerTrail::LevelZeroUpperBound< / a > < / div > < div class = "ttdeci" > IntegerValue LevelZeroUpperBound(IntegerVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01534" > integer.h:1534< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_aa68cc40c827bff2fb311040e2b848f9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#aa68cc40c827bff2fb311040e2b848f9b" > operations_research::sat::IntegerTrail::LevelZeroLowerBound< / a > < / div > < div class = "ttdeci" > IntegerValue LevelZeroLowerBound(IntegerVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01529" > integer.h:1529< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_ab857cd2aead68952d9fe92a8ad8d3ac9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#ab857cd2aead68952d9fe92a8ad8d3ac9" > operations_research::sat::IntegerTrail::LowerBound< / a > < / div > < div class = "ttdeci" > IntegerValue LowerBound(IntegerVariable i) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01445" > integer.h:1445< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model.html" > operations_research::sat::Model< / a > < / div > < div class = "ttdoc" > Class that owns everything related to a particular optimization model.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2model_8h_source.html#l00042" > sat/model.h:42< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html" > operations_research::sat::SatSolver< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00061" > sat_solver.h:61< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a607d97ccada862073f297bc2d495124d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a607d97ccada862073f297bc2d495124d" > operations_research::sat::SatSolver::FinishPropagation< / a > < / div > < div class = "ttdeci" > bool FinishPropagation()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00561" > sat_solver.cc:561< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a9da38c8d2910442d551db5e360423029" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a9da38c8d2910442d551db5e360423029" > operations_research::sat::SatSolver::ResetToLevelZero< / a > < / div > < div class = "ttdeci" > bool ResetToLevelZero()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00579" > sat_solver.cc:579< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_ab63a08713131e63e9cc4109f98ecf859" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#ab63a08713131e63e9cc4109f98ecf859" > operations_research::sat::SatSolver::EnqueueDecisionAndBacktrackOnConflict< / a > < / div > < div class = "ttdeci" > int EnqueueDecisionAndBacktrackOnConflict(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8cc_source.html#l00963" > sat_solver.cc:963< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_ad2a33e1d9335cce63548abed6b5c8aab" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#ad2a33e1d9335cce63548abed6b5c8aab" > operations_research::sat::SatSolver::IsModelUnsat< / a > < / div > < div class = "ttdeci" > bool IsModelUnsat() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00139" > sat_solver.h:139< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_shared_incomplete_solution_manager_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html" > operations_research::sat::SharedIncompleteSolutionManager< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8h_source.html#l00163" > synchronization.h:163< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_shared_incomplete_solution_manager_html_a058ba66ef63b5c36a5586b0151a75609" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a058ba66ef63b5c36a5586b0151a75609" > operations_research::sat::SharedIncompleteSolutionManager::AddNewSolution< / a > < / div > < div class = "ttdeci" > void AddNewSolution(const std::vector< double > & lp_solution)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8cc_source.html#l00124" > synchronization.cc:124< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html" > operations_research::sat::Trail< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00236" > sat_base.h:236< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219" > < div class = "ttname" > < a href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > < / div > < div class = "ttdeci" > SatParameters parameters< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__fz__solver_8cc_source.html#l00119" > cp_model_fz_solver.cc:119< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__mapping_8h_html" > < div class = "ttname" > < a href = "cp__model__mapping_8h.html" > cp_model_mapping.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "ademon__profiler_8cc_html_a05da18ca9c7b657a4a6ea24e07c9b695" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > < / div > < div class = "ttdeci" > const Constraint * ct< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00043" > demon_profiler.cc:43< / a > < / div > < / div >
< div class = "ttc" id = "ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > < / div > < div class = "ttdeci" > int64_t value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00044" > demon_profiler.cc:44< / a > < / div > < / div >
< div class = "ttc" id = "aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465" > < div class = "ttname" > < a href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div > < div class = "ttdeci" > IntVar * var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "expr__array_8cc_source.html#l01874" > expr_array.cc:1874< / a > < / div > < / div >
< div class = "ttc" id = "afeasibility__pump_8h_html" > < div class = "ttname" > < a href = "feasibility__pump_8h.html" > feasibility_pump.h< / a > < / div > < / div >
< div class = "ttc" id = "ag__gurobi_8cc_html_a2237393c7ae7ad7344c9885066d5ab6d" > < div class = "ttname" > < a href = "g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d" > status< / a > < / div > < div class = "ttdeci" > absl::Status status< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "g__gurobi_8cc_source.html#l00035" > g_gurobi.cc:35< / a > < / div > < / div >
< 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 = "ainteger_8h_html" > < div class = "ttname" > < a href = "integer_8h.html" > integer.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "alp__data_8h_html" > < div class = "ttname" > < a href = "lp__data_8h.html" > lp_data.h< / a > < / div > < / div >
< div class = "ttc" id = "alp__data__utils_8h_html" > < div class = "ttname" > < a href = "lp__data__utils_8h.html" > lp_data_utils.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "alp__types_8h_html" > < div class = "ttname" > < a href = "lp__types_8h.html" > lp_types.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "amap__util_8h_html" > < div class = "ttname" > < a href = "map__util_8h.html" > map_util.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "amarkowitz_8cc_html_aa9d6c98fdf8d89b0e2321fda02adc82c" > < div class = "ttname" > < a href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > < / div > < div class = "ttdeci" > ColIndex col< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "markowitz_8cc_source.html#l00183" > markowitz.cc:183< / a > < / div > < / div >
< div class = "ttc" id = "amarkowitz_8cc_html_aea35f36ba98d5bbd8d033382f50c9e52" > < div class = "ttname" > < a href = "markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52" > row< / a > < / div > < div class = "ttdeci" > RowIndex row< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "markowitz_8cc_source.html#l00182" > markowitz.cc:182< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_a73f41ac11336b94768fdd41594153d59" > < div class = "ttname" > < a href = "namespacegtl.html#a73f41ac11336b94768fdd41594153d59" > gtl::FindOrDie< / a > < / div > < div class = "ttdeci" > const Collection::value_type::second_type & FindOrDie(const Collection & collection, const typename Collection::value_type::first_type & key)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "map__util_8h_source.html#l00206" > map_util.h:206< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a0f6bd47b8956b59589718bd40b1cf8bc" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a0f6bd47b8956b59589718bd40b1cf8bc" > operations_research::glop::ConstraintStatus< / a > < / div > < div class = "ttdeci" > ConstraintStatus< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00231" > lp_types.h:231< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a2b83a25cb4fd203c57a7155699fab246" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a2b83a25cb4fd203c57a7155699fab246" > operations_research::glop::ColIndexVector< / a > < / div > < div class = "ttdeci" > std::vector< ColIndex > ColIndexVector< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00312" > lp_types.h:312< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a733947145e3e1631165b618b05c9ccb7" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > operations_research::glop::Fractional< / a > < / div > < div class = "ttdeci" > double Fractional< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00078" > lp_types.h:78< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a0beacd9ca195de65e685252f1b46b954" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a0beacd9ca195de65e685252f1b46b954" > operations_research::glop::ProblemStatus::IMPRECISE< / a > < / div > < div class = "ttdeci" > @ IMPRECISE< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a2dcc8f5d91cb2aa2065b8305bf2d5cbd" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a2dcc8f5d91cb2aa2065b8305bf2d5cbd" > operations_research::glop::ProblemStatus::PRIMAL_FEASIBLE< / a > < / div > < div class = "ttdeci" > @ PRIMAL_FEASIBLE< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a57ad14e7a035f33c8ba6c0ea9ea23caa" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a57ad14e7a035f33c8ba6c0ea9ea23caa" > operations_research::glop::ProblemStatus::DUAL_FEASIBLE< / a > < / div > < div class = "ttdeci" > @ DUAL_FEASIBLE< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493a7850fcfea005b86b2a3fa0d4293c5ee0" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493a7850fcfea005b86b2a3fa0d4293c5ee0" > operations_research::glop::ProblemStatus::PRIMAL_INFEASIBLE< / a > < / div > < div class = "ttdeci" > @ PRIMAL_INFEASIBLE< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493af00c8dbdd6e1f11bdae06be94277d293" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493af00c8dbdd6e1f11bdae06be94277d293" > operations_research::glop::ProblemStatus::OPTIMAL< / a > < / div > < div class = "ttdeci" > @ OPTIMAL< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_af9a790b7e8c5b0c6d55b336177378e78" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > operations_research::glop::kInfinity< / a > < / div > < div class = "ttdeci" > const double kInfinity< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00084" > lp_types.h:84< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a1e30e51173c7e43a8c0b4668d5e3f050" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a1e30e51173c7e43a8c0b4668d5e3f050" > operations_research::sat::IntTypeAbs< / a > < / div > < div class = "ttdeci" > IntType IntTypeAbs(IntType t)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00085" > integer.h:85< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a7f1ac774d4646a83631f8117f4ea03f5" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a7f1ac774d4646a83631f8117f4ea03f5" > operations_research::sat::PositiveVariable< / a > < / div > < div class = "ttdeci" > IntegerVariable PositiveVariable(IntegerVariable i)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00149" > integer.h:149< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aae43e784db06c0974ce59ebbe8dd2b22" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22" > operations_research::sat::NegationOf< / a > < / div > < div class = "ttdeci" > std::vector< IntegerVariable > NegationOf(const std::vector< IntegerVariable > & vars)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8cc_source.html#l00047" > integer.cc:47< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ae2544d2a3a5ef4c78f8e5891f104ab41" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ae2544d2a3a5ef4c78f8e5891f104ab41" > operations_research::sat::VariableIsPositive< / a > < / div > < div class = "ttdeci" > bool VariableIsPositive(IntegerVariable i)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00145" > integer.h:145< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aed77a1a7675c2f8568529a5a16247ec1" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > operations_research::sat::ToDouble< / a > < / div > < div class = "ttdeci" > double ToDouble(IntegerValue value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00077" > integer.h:77< / a > < / div > < / div >
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< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_a111f44b9b9cf67a8e8d83794ac9f5291" > < div class = "ttname" > < a href = "namespaceoperations__research.html#a111f44b9b9cf67a8e8d83794ac9f5291" > operations_research::CapAdd< / a > < / div > < div class = "ttdeci" > int64_t CapAdd(int64_t x, int64_t y)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "saturated__arithmetic_8h_source.html#l00126" > saturated_arithmetic.h:126< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_aa64bf49d041052c7cb3f40f7496d7534" > < div class = "ttname" > < a href = "namespaceoperations__research.html#aa64bf49d041052c7cb3f40f7496d7534" > operations_research::CapProd< / a > < / div > < div class = "ttdeci" > int64_t CapProd(int64_t x, int64_t y)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "saturated__arithmetic_8h_source.html#l00235" > saturated_arithmetic.h:235< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "arevised__simplex_8h_html" > < div class = "ttname" > < a href = "revised__simplex_8h.html" > revised_simplex.h< / a > < / div > < / div >
< div class = "ttc" id = "asat_2linear__constraint_8h_html" > < div class = "ttname" > < a href = "sat_2linear__constraint_8h.html" > linear_constraint.h< / a > < / div > < / div >
< div class = "ttc" id = "asat_2model_8h_html" > < div class = "ttname" > < a href = "sat_2model_8h.html" > model.h< / a > < / div > < / div >
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< div class = "ttc" id = "asat__base_8h_html" > < div class = "ttname" > < a href = "sat__base_8h.html" > sat_base.h< / a > < / div > < / div >
< div class = "ttc" id = "asat__solver_8h_html" > < div class = "ttname" > < a href = "sat__solver_8h.html" > sat_solver.h< / a > < / div > < / div >
< div class = "ttc" id = "asaturated__arithmetic_8h_html" > < div class = "ttname" > < a href = "saturated__arithmetic_8h.html" > saturated_arithmetic.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "asorted__interval__list_8h_html" > < div class = "ttname" > < a href = "sorted__interval__list_8h.html" > sorted_interval_list.h< / a > < / div > < / div >
< div class = "ttc" id = "asparse__column_8h_html" > < div class = "ttname" > < a href = "sparse__column_8h.html" > sparse_column.h< / a > < / div > < / div >
< div class = "ttc" id = "astatus_8h_html" > < div class = "ttname" > < a href = "status_8h.html" > status.h< / a > < / div > < / div >
< div class = "ttc" id = "astrong__integers_8h_html" > < div class = "ttname" > < a href = "strong__integers_8h.html" > strong_integers.h< / a > < / div > < / div >
< div class = "ttc" id = "astrong__vector_8h_html" > < div class = "ttname" > < a href = "strong__vector_8h.html" > strong_vector.h< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_integer_domains_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_integer_domains.html" > operations_research::sat::IntegerDomains< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00304" > integer.h:304< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_integer_literal_html_a3e2eb445631727dd4abf1d5343f16b2f" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_integer_literal.html#a3e2eb445631727dd4abf1d5343f16b2f" > operations_research::sat::IntegerLiteral::LowerOrEqual< / a > < / div > < div class = "ttdeci" > static IntegerLiteral LowerOrEqual(IntegerVariable i, IntegerValue bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01393" > integer.h:1393< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_integer_literal_html_a6c233aafac25ea66d69de93a83c9be63" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_integer_literal.html#a6c233aafac25ea66d69de93a83c9be63" > operations_research::sat::IntegerLiteral::GreaterOrEqual< / a > < / div > < div class = "ttdeci" > static IntegerLiteral GreaterOrEqual(IntegerVariable i, IntegerValue bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01387" > integer.h:1387< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > operations_research::sat::LinearConstraint< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2linear__constraint_8h_source.html#l00041" > sat/linear_constraint.h:41< / a > < / div > < / div >
< div class = "ttc" id = "asynchronization_8h_html" > < div class = "ttname" > < a href = "synchronization_8h.html" > synchronization.h< / a > < / div > < / div >
< div class = "ttc" id = "atime__limit_8h_html" > < div class = "ttname" > < a href = "time__limit_8h.html" > time_limit.h< / a > < / div > < / div >
< div class = "ttc" id = "avariable__and__expressions_8cc_html_a2091cd7d80fdd31762020bce86138587" > < div class = "ttname" > < a href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > < / div > < div class = "ttdeci" > const double coeff< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variable__and__expressions_8cc_source.html#l00105" > variable_and_expressions.cc:105< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
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