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< a href = "linear__constraint__manager_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
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< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "preprocessor" > #ifndef OR_TOOLS_SAT_LINEAR_CONSTRAINT_MANAGER_H_< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "preprocessor" > #define OR_TOOLS_SAT_LINEAR_CONSTRAINT_MANAGER_H_< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < / div >
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< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #include < algorithm> < / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < cstddef> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < string> < / 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 >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include " absl/container/btree_map.h" < / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_map.h" < / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_set.h" < / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " absl/strings/string_view.h" < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__vector_8h.html" > ortools/base/strong_vector.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / 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 = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integer_8h.html" > ortools/sat/integer.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 = "sat_2linear__constraint_8h.html" > ortools/sat/linear_constraint.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 = "sat_2model_8h.html" > ortools/sat/model.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "util_2logging_8h.html" > ortools/util/logging.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 = "strong__integers_8h.html" > ortools/util/strong_integers.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 = "time__limit_8h.html" > ortools/util/time_limit.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "comment" > // This class holds a list of globally valid linear constraints and has some< / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "comment" > // logic to decide which one should be part of the LP relaxation. We want more< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "comment" > // for a better relaxation, but for efficiency we do not want to have too much< / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "comment" > // constraints while solving the LP.< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "comment" > // This class is meant to contain all the initial constraints of the LP< / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "comment" > // relaxation and to get new cuts as they are generated. Thus, it can both< / span > < / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < span class = "comment" > // manage cuts but also only add the initial constraints lazily if there is too< / span > < / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "comment" > // many of them.< / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html" > 50< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html" > LinearConstraintManager< / a > {< / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html" > 52< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html" > ConstraintInfo< / a > {< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a032d3e55dc38f64c8914c8a6f9d3ba66" > 53< / a > < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a032d3e55dc38f64c8914c8a6f9d3ba66" > constraint< / a > ;< / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2a897122b37c5a906205687aecdb627b" > 54< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > = 0.0;< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a7913a8eaf1375fa698efc794687abaa5" > 55< / a > < / span > int64_t < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a7913a8eaf1375fa698efc794687abaa5" > inactive_count< / a > = 0;< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a0e28c752246171950355c329b48f2642" > 56< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a0e28c752246171950355c329b48f2642" > objective_parallelism< / a > = 0.0;< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a9b067b51be5391d99da97806a62da560" > 57< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a9b067b51be5391d99da97806a62da560" > objective_parallelism_computed< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a04af0b6ebbb703c086fd02f565893b77" > 58< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a04af0b6ebbb703c086fd02f565893b77" > is_in_lp< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2b07c49e916f21a26aa731f4db68785a" > 59< / a > < / span > < span class = "keywordtype" > size_t< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2b07c49e916f21a26aa731f4db68785a" > hash< / a > ;< / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a8a4f9b10d73c36bcab51eaeec3f1e5b6" > 60< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a8a4f9b10d73c36bcab51eaeec3f1e5b6" > current_score< / a > = 0.0;< / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > < span class = "comment" > // Updated only for deletable constraints. This is incremented every time< / span > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < span class = "comment" > // ChangeLp() is called and the constraint is active in the LP or not in the< / span > < / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < span class = "comment" > // LP and violated.< / span > < / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a64cbd77208a462a2d718ed0be41d4b6c" > 65< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a64cbd77208a462a2d718ed0be41d4b6c" > active_count< / a > = 0.0;< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < span class = "comment" > // For now, we mark all the generated cuts as deletable and the problem< / span > < / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "comment" > // constraints as undeletable.< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "comment" > // TODO(user): We can have a better heuristics. Some generated good cuts< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "comment" > // can be marked undeletable and some unused problem specified constraints< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "comment" > // can be marked deletable.< / span > < / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a3aff95685ad7d3e3e26fe0427d3ed1b4" > 72< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a3aff95685ad7d3e3e26fe0427d3ed1b4" > is_deletable< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > };< / div >
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< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < / div >
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< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#ae6b8a1c5b934ebd045481bbd0825229d" > 75< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#ae6b8a1c5b934ebd045481bbd0825229d" > LinearConstraintManager< / 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 = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > : sat_parameters_(*< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< SatParameters> ()),< / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / 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 = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / 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 = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > model_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ),< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > logger_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1_solver_logger.html" > SolverLogger< / a > > ()) {}< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < span class = "comment" > // Add a new constraint to the manager. Note that we canonicalize constraints< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < span class = "comment" > // and merge the bounds of constraints with the same terms. We also perform< / span > < / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < span class = "comment" > // basic preprocessing. If added is given, it will be set to true if this< / span > < / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "comment" > // constraint was actually a new one and to false if it was dominated by an< / span > < / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < span class = "comment" > // already existing one.< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a6625d6261315aab1eb15274715c5242d" > 87< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a6625d6261315aab1eb15274715c5242d" > DEFINE_STRONG_INDEX_TYPE< / a > (ConstraintIndex);< / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > ConstraintIndex < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a40e3f0f21a2c16b673c84f734ba6d095" > Add< / a > (< 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 > , < span class = "keywordtype" > bool< / span > * added = < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < span class = "comment" > // Same as Add(), but logs some information about the newly added constraint.< / span > < / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < span class = "comment" > // Cuts are also handled slightly differently than normal constraints.< / span > < / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < span class = "comment" > // Returns true if a new cut was added and false if this cut is not< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "comment" > // efficacious or if it is a duplicate of an already existing one.< / span > < / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a9456bb31790e4dae791914e3c065b460" > AddCut< / a > (< 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 > , std::string type_name,< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double> < / a > & lp_solution,< / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > std::string extra_info = < span class = "stringliteral" > " " < / span > );< / div >
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< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < / div >
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< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // The objective is used as one of the criterion to score cuts.< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "comment" > // The more a cut is parallel to the objective, the better its score is.< / span > < / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "comment" > // Currently this should only be called once per IntegerVariable (Checked). It< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "comment" > // is easy to support dynamic modification if it becomes needed.< / span > < / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a36295bfe464bcdb6465fe796a43d02bf" > SetObjectiveCoefficient< / a > (IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , IntegerValue < 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 > < span class = "comment" > // Heuristic to decides what LP is best solved next. The given lp_solution< / span > < / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < span class = "comment" > // should usually be the optimal solution of the LP returned by GetLp() before< / span > < / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < span class = "comment" > // this call, but is just used as an heuristic.< / span > < / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "comment" > // The current solution state is used for detecting inactive constraints. It< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < span class = "comment" > // is also updated correctly on constraint deletion/addition so that the< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > // simplex can be fully iterative on restart by loading this modified state.< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "comment" > // Returns true iff LpConstraints() will return a different LP than before.< / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1951610defebe3a3b82d99006793486a" > ChangeLp< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double> < / a > & lp_solution,< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < a class = "code hl_struct" href = "structoperations__research_1_1glop_1_1_basis_state.html" > glop::BasisState< / a > * solution_state);< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < span class = "comment" > // This can be called initially to add all the current constraint to the LP< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "comment" > // returned by GetLp().< / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a87cc96a3e72099107712a0386d89d851" > AddAllConstraintsToLp< / a > ();< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "comment" > // All the constraints managed by this class.< / span > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#abcc3b906de437713aa22e4f4fda9f337" > 123< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< ConstraintIndex, ConstraintInfo> < / a > & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#abcc3b906de437713aa22e4f4fda9f337" > AllConstraints< / a > ()< span class = "keyword" > < / span > < / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "keywordflow" > return< / span > constraint_infos_;< / 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 > < / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > < span class = "comment" > // The set of constraints indices in AllConstraints() that should be part< / span > < / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < span class = "comment" > // of the next LP to solve.< / span > < / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a67d4aee57d03ae5f47f7df3d6de12247" > 130< / a > < / span > < span class = "keyword" > const< / span > std::vector< ConstraintIndex> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a67d4aee57d03ae5f47f7df3d6de12247" > LpConstraints< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "keywordflow" > return< / span > lp_constraints_;< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > }< / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a4e8ec9d9279fe2503136ba89f2733c0c" > 134< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a4e8ec9d9279fe2503136ba89f2733c0c" > num_cuts< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_cuts_; }< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a5a155a7d7251f9fd35dbe09ccea840bc" > 135< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a5a155a7d7251f9fd35dbe09ccea840bc" > num_shortened_constraints< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < span class = "keywordflow" > return< / span > num_shortened_constraints_;< / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > }< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a043cb91961ad5cc66dd56d8606636282" > 138< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a043cb91961ad5cc66dd56d8606636282" > num_coeff_strenghtening< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_coeff_strenghtening_; }< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < span class = "comment" > // If a debug solution has been loaded, this checks if the given constaint cut< / span > < / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < span class = "comment" > // it or not. Returns true iff everything is fine and the cut does not violate< / span > < / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "comment" > // the loaded solution.< / span > < / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1afbe8d162a9cba17a520812ec6d3dd4" > DebugCheckConstraint< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > & cut);< / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "comment" > // Returns statistics on the cut added.< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a8713b8b4baa0b0c2c54907a1fb63c88f" > Statistics< / a > () < span class = "keyword" > const< / span > ;< / 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 > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "comment" > // Heuristic that decide which constraints we should remove from the current< / span > < / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < span class = "comment" > // LP. Note that such constraints can be added back later by the heuristic< / span > < / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < span class = "comment" > // responsible for adding new constraints from the pool.< / span > < / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > < span class = "comment" > // Returns true iff one or more constraints where removed.< / span > < / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < span class = "comment" > // If the solutions_state is empty, then this function does nothing and< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "comment" > // returns false (this is used for tests). Otherwise, the solutions_state is< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "comment" > // assumed to correspond to the current LP and to be of the correct size.< / span > < / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "keywordtype" > bool< / span > MaybeRemoveSomeInactiveConstraints(< a class = "code hl_struct" href = "structoperations__research_1_1glop_1_1_basis_state.html" > glop::BasisState< / a > * solution_state);< / div >
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< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < / div >
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< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "comment" > // Apply basic inprocessing simplification rules:< / span > < / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < span class = "comment" > // - remove fixed variable< / span > < / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < span class = "comment" > // - reduce large coefficient (i.e. coeff strenghtenning or big-M reduction).< / span > < / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > < span class = "comment" > // This uses level-zero bounds.< / span > < / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < span class = "comment" > // Returns true if the terms of the constraint changed.< / span > < / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "keywordtype" > bool< / span > SimplifyConstraint(< 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 = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "comment" > // Helper method to compute objective parallelism for a given constraint. This< / span > < / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "comment" > // also lazily computes objective norm.< / span > < / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "keywordtype" > void< / span > ComputeObjectiveParallelism(< span class = "keyword" > const< / span > ConstraintIndex ct_index);< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > < span class = "comment" > // Multiplies all active counts and the increment counter by the given< / span > < / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < span class = "comment" > // ' scaling_factor' . This should be called when at least one of the active< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < span class = "comment" > // counts is too high.< / span > < / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "keywordtype" > void< / span > RescaleActiveCounts(< span class = "keywordtype" > double< / span > scaling_factor);< / div >
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< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < / div >
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< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "comment" > // Removes some deletable constraints with low active counts. For now, we< / span > < / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < span class = "comment" > // don' t remove any constraints which are already in LP.< / span > < / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "keywordtype" > void< / span > PermanentlyRemoveSomeConstraints();< / 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 > < span class = "keyword" > const< / span > SatParameters& sat_parameters_;< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_integer_trail.html" > IntegerTrail< / a > & integer_trail_;< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "comment" > // Set at true by Add()/SimplifyConstraint() and at false by ChangeLp().< / span > < / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > < span class = "keywordtype" > bool< / span > current_lp_is_changed_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "comment" > // Optimization to avoid calling SimplifyConstraint() when not needed.< / span > < / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > int64_t last_simplification_timestamp_ = 0;< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< ConstraintIndex, ConstraintInfo> < / a > constraint_infos_;< / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "comment" > // The subset of constraints currently in the lp.< / span > < / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > std::vector< ConstraintIndex> lp_constraints_;< / div >
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< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < / div >
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< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // We keep a map from the hash of our constraint terms to their position in< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "comment" > // constraints_. This is an optimization to detect duplicate constraints. We< / span > < / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "comment" > // are robust to collisions because we always relies on the ground truth< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < span class = "comment" > // contained in constraints_ and the code is still okay if we do not merge the< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "comment" > // constraints.< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > absl::flat_hash_map< size_t, ConstraintIndex> equiv_constraints_;< / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > int64_t num_simplifications_ = 0;< / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > int64_t num_merged_constraints_ = 0;< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > int64_t num_shortened_constraints_ = 0;< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > int64_t num_splitted_constraints_ = 0;< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > int64_t num_coeff_strenghtening_ = 0;< / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > int64_t num_cuts_ = 0;< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > int64_t num_add_cut_calls_ = 0;< / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > absl::btree_map< std::string, int> type_to_num_cuts_;< / div >
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< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < / div >
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< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < span class = "keywordtype" > bool< / span > objective_is_defined_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < span class = "keywordtype" > bool< / span > objective_norm_computed_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > < span class = "keywordtype" > double< / span > objective_l2_norm_ = 0.0;< / 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 > < span class = "comment" > // Total deterministic time spent in this class.< / span > < / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > < span class = "keywordtype" > double< / span > dtime_ = 0.0;< / div >
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< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < / div >
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< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "comment" > // Sparse representation of the objective coeffs indexed by positive variables< / span > < / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "comment" > // indices. Important: We cannot use a dense representation here in the corner< / span > < / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < span class = "comment" > // case where we have many indepedent LPs. Alternatively, we could share a< / span > < / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < span class = "comment" > // dense vector between all LinearConstraintManager.< / span > < / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < span class = "keywordtype" > double< / span > sum_of_squared_objective_coeffs_ = 0.0;< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > absl::flat_hash_map< IntegerVariable, double> objective_map_;< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > < / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < a class = "code hl_class" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > * time_limit_;< / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * model_;< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < a class = "code hl_class" href = "classoperations__research_1_1_solver_logger.html" > SolverLogger< / a > * logger_;< / 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 > < span class = "comment" > // We want to decay the active counts of all constraints at each call and< / span > < / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "comment" > // increase the active counts of active/violated constraints. However this can< / span > < / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < span class = "comment" > // be too slow in practice. So instead, we keep an increment counter and< / span > < / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "comment" > // update only the active/violated constraints. The counter itself is< / span > < / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "comment" > // increased by a factor at each call. This has the same effect as decaying< / span > < / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "comment" > // all the active counts at each call. This trick is similar to sat clause< / span > < / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "comment" > // management.< / span > < / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "keywordtype" > double< / span > constraint_active_count_increase_ = 1.0;< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > int32_t num_deletable_constraints_ = 0;< / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > };< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < span class = "comment" > // Keep the top n elements from a stream of elements.< / span > < / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > < span class = "comment" > // TODO(user): We could use gtl::TopN when/if it gets open sourced. Note that< / span > < / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < span class = "comment" > // we might be slighlty faster here since we use an indirection and don' t move< / span > < / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < span class = "comment" > // the Element class around as much.< / span > < / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > Element> < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n.html" > 247< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_top_n.html" > TopN< / a > {< / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n.html#afd1a2718a8d70a5b9a8ca8444f5d6242" > 249< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n.html#afd1a2718a8d70a5b9a8ca8444f5d6242" > TopN< / a > (< span class = "keywordtype" > int< / span > n) : n_(n) {}< / 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" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n.html#aa71d36872f416feaa853788a7a7a7ef8" > 251< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > () {< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > heap_.clear();< / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > elements_.clear();< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > }< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n.html#a6562540dd1028bdfeea27af27d4d4d10" > 256< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n.html#a6562540dd1028bdfeea27af27d4d4d10" > Add< / a > (Element e, < span class = "keywordtype" > double< / span > score) {< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < span class = "keywordflow" > if< / span > (heap_.size() < n_) {< / 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 > < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = elements_.size();< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > heap_.push_back({< a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > , score});< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > elements_.push_back(std::move(e));< / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < span class = "keywordflow" > if< / span > (heap_.size() == n_) {< / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // TODO(user): We could delay that on the n + 1 push.< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > std::make_heap(heap_.begin(), heap_.end());< / 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 > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < span class = "keywordflow" > if< / span > (score < = heap_.front().score) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > index_to_replace = heap_.front().index;< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > elements_[index_to_replace] = std::move(e);< / div >
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< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > < span class = "comment" > // If needed, we could be faster here with an update operation.< / span > < / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > std::pop_heap(heap_.begin(), heap_.end());< / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > heap_.back() = {index_to_replace, score};< / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > std::push_heap(heap_.begin(), heap_.end());< / 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 > }< / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n.html#a2fa3ae42cc70fabed737aafeb9b15df8" > 277< / a > < / span > < span class = "keyword" > const< / span > std::vector< Element> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n.html#a2fa3ae42cc70fabed737aafeb9b15df8" > UnorderedElements< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > elements_; }< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > < / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > n_;< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > < span class = "comment" > // We keep a heap of the n lowest score.< / span > < / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < span class = "keyword" > struct < / span > HeapElement {< / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ; < span class = "comment" > // in elements_;< / span > < / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "keywordtype" > double< / span > score;< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > operator< (< span class = "keyword" > const< / span > HeapElement& other)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < span class = "keywordflow" > return< / span > score > other.score;< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > }< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > };< / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > std::vector< HeapElement> heap_;< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > std::vector< Element> elements_;< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > };< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > < / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < span class = "comment" > // Before adding cuts to the global pool, it is a classical thing to only keep< / span > < / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < span class = "comment" > // the top n of a given type during one generation round. This is there to help< / span > < / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "comment" > // doing that.< / span > < / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < span class = "comment" > // TODO(user): Avoid computing efficacity twice.< / span > < / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > < span class = "comment" > // TODO(user): We don' t use any orthogonality consideration here.< / span > < / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > < span class = "comment" > // TODO(user): Detect duplicate cuts?< / span > < / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html" > 301< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html" > TopNCuts< / a > {< / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#ae2f332f3da75b289d2e3a2b8e73f4ce1" > 303< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#ae2f332f3da75b289d2e3a2b8e73f4ce1" > TopNCuts< / a > (< span class = "keywordtype" > int< / span > n) : cuts_(n) {}< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "comment" > // Add a cut to the local pool< / span > < / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#a713bdb803c52b7b7ac3c52ba9b869530" > AddCut< / a > (< 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 > , < span class = "keyword" > const< / span > std::string& < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ,< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double> < / a > & lp_solution);< / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > < / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > < span class = "comment" > // Empty the local pool and add all its content to the manager.< / span > < / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#afb0f85e921e0f240d59d2a739e6b5712" > TransferToManager< / a > (< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double> < / a > & lp_solution,< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html" > LinearConstraintManager< / a > * manager);< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > < span class = "keyword" > struct < / span > CutCandidate {< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > std::string < a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > ;< / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > cut;< / 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 > TopN< CutCandidate> cuts_;< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > };< / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > } < span class = "comment" > // namespace operations_research< / 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 = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_SAT_LINEAR_CONSTRAINT_MANAGER_H_< / span > < / div >
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< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double > < / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_solver_logger_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_solver_logger.html" > operations_research::SolverLogger< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "util_2logging_8h_source.html#l00033" > util/logging.h:33< / 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_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_linear_constraint_manager_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html" > operations_research::sat::LinearConstraintManager< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00050" > linear_constraint_manager.h:50< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a043cb91961ad5cc66dd56d8606636282" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a043cb91961ad5cc66dd56d8606636282" > operations_research::sat::LinearConstraintManager::num_coeff_strenghtening< / a > < / div > < div class = "ttdeci" > int64_t num_coeff_strenghtening() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00138" > linear_constraint_manager.h:138< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a1951610defebe3a3b82d99006793486a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1951610defebe3a3b82d99006793486a" > operations_research::sat::LinearConstraintManager::ChangeLp< / a > < / div > < div class = "ttdeci" > bool ChangeLp(const absl::StrongVector< IntegerVariable, double > & lp_solution, glop::BasisState *solution_state)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00459" > linear_constraint_manager.cc:459< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a1afbe8d162a9cba17a520812ec6d3dd4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1afbe8d162a9cba17a520812ec6d3dd4" > operations_research::sat::LinearConstraintManager::DebugCheckConstraint< / a > < / div > < div class = "ttdeci" > bool DebugCheckConstraint(const LinearConstraint & cut)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00709" > linear_constraint_manager.cc:709< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a36295bfe464bcdb6465fe796a43d02bf" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a36295bfe464bcdb6465fe796a43d02bf" > operations_research::sat::LinearConstraintManager::SetObjectiveCoefficient< / a > < / div > < div class = "ttdeci" > void SetObjectiveCoefficient(IntegerVariable var, IntegerValue coeff)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00319" > linear_constraint_manager.cc:319< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a40e3f0f21a2c16b673c84f734ba6d095" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a40e3f0f21a2c16b673c84f734ba6d095" > operations_research::sat::LinearConstraintManager::Add< / a > < / div > < div class = "ttdeci" > ConstraintIndex Add(LinearConstraint ct, bool *added=nullptr)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00148" > linear_constraint_manager.cc:148< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a4e8ec9d9279fe2503136ba89f2733c0c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a4e8ec9d9279fe2503136ba89f2733c0c" > operations_research::sat::LinearConstraintManager::num_cuts< / a > < / div > < div class = "ttdeci" > int64_t num_cuts() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00134" > linear_constraint_manager.h:134< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a5a155a7d7251f9fd35dbe09ccea840bc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a5a155a7d7251f9fd35dbe09ccea840bc" > operations_research::sat::LinearConstraintManager::num_shortened_constraints< / a > < / div > < div class = "ttdeci" > int64_t num_shortened_constraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00135" > linear_constraint_manager.h:135< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a6625d6261315aab1eb15274715c5242d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a6625d6261315aab1eb15274715c5242d" > operations_research::sat::LinearConstraintManager::DEFINE_STRONG_INDEX_TYPE< / a > < / div > < div class = "ttdeci" > DEFINE_STRONG_INDEX_TYPE(ConstraintIndex)< / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a67d4aee57d03ae5f47f7df3d6de12247" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a67d4aee57d03ae5f47f7df3d6de12247" > operations_research::sat::LinearConstraintManager::LpConstraints< / a > < / div > < div class = "ttdeci" > const std::vector< ConstraintIndex > & LpConstraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00130" > linear_constraint_manager.h:130< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a8713b8b4baa0b0c2c54907a1fb63c88f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a8713b8b4baa0b0c2c54907a1fb63c88f" > operations_research::sat::LinearConstraintManager::Statistics< / a > < / div > < div class = "ttdeci" > std::string Statistics() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00060" > linear_constraint_manager.cc:60< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a87cc96a3e72099107712a0386d89d851" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a87cc96a3e72099107712a0386d89d851" > operations_research::sat::LinearConstraintManager::AddAllConstraintsToLp< / a > < / div > < div class = "ttdeci" > void AddAllConstraintsToLp()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00701" > linear_constraint_manager.cc:701< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a9456bb31790e4dae791914e3c065b460" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a9456bb31790e4dae791914e3c065b460" > operations_research::sat::LinearConstraintManager::AddCut< / a > < / div > < div class = "ttdeci" > bool AddCut(LinearConstraint ct, std::string type_name, const absl::StrongVector< IntegerVariable, double > & lp_solution, std::string extra_info=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00224" > linear_constraint_manager.cc:224< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_abcc3b906de437713aa22e4f4fda9f337" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#abcc3b906de437713aa22e4f4fda9f337" > operations_research::sat::LinearConstraintManager::AllConstraints< / a > < / div > < div class = "ttdeci" > const absl::StrongVector< ConstraintIndex, ConstraintInfo > & AllConstraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00123" > linear_constraint_manager.h:123< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_ae6b8a1c5b934ebd045481bbd0825229d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#ae6b8a1c5b934ebd045481bbd0825229d" > operations_research::sat::LinearConstraintManager::LinearConstraintManager< / a > < / div > < div class = "ttdeci" > LinearConstraintManager(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00075" > linear_constraint_manager.h:75< / 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_top_n_cuts_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n_cuts.html" > operations_research::sat::TopNCuts< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00301" > linear_constraint_manager.h:301< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_cuts_html_a713bdb803c52b7b7ac3c52ba9b869530" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#a713bdb803c52b7b7ac3c52ba9b869530" > operations_research::sat::TopNCuts::AddCut< / a > < / div > < div class = "ttdeci" > void AddCut(LinearConstraint ct, const std::string & name, const absl::StrongVector< IntegerVariable, double > & lp_solution)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00729" > linear_constraint_manager.cc:729< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_cuts_html_ae2f332f3da75b289d2e3a2b8e73f4ce1" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#ae2f332f3da75b289d2e3a2b8e73f4ce1" > operations_research::sat::TopNCuts::TopNCuts< / a > < / div > < div class = "ttdeci" > TopNCuts(int n)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00303" > linear_constraint_manager.h:303< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_cuts_html_afb0f85e921e0f240d59d2a739e6b5712" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#afb0f85e921e0f240d59d2a739e6b5712" > operations_research::sat::TopNCuts::TransferToManager< / a > < / div > < div class = "ttdeci" > void TransferToManager(const absl::StrongVector< IntegerVariable, double > & lp_solution, LinearConstraintManager *manager)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00740" > linear_constraint_manager.cc:740< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n.html" > operations_research::sat::TopN< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00247" > linear_constraint_manager.h:247< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_html_a2fa3ae42cc70fabed737aafeb9b15df8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n.html#a2fa3ae42cc70fabed737aafeb9b15df8" > operations_research::sat::TopN::UnorderedElements< / a > < / div > < div class = "ttdeci" > const std::vector< Element > & UnorderedElements() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00277" > linear_constraint_manager.h:277< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_html_a6562540dd1028bdfeea27af27d4d4d10" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n.html#a6562540dd1028bdfeea27af27d4d4d10" > operations_research::sat::TopN::Add< / a > < / div > < div class = "ttdeci" > void Add(Element e, double score)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00256" > linear_constraint_manager.h:256< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_html_aa71d36872f416feaa853788a7a7a7ef8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n.html#aa71d36872f416feaa853788a7a7a7ef8" > operations_research::sat::TopN::Clear< / a > < / div > < div class = "ttdeci" > void Clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00251" > linear_constraint_manager.h:251< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_html_afd1a2718a8d70a5b9a8ca8444f5d6242" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n.html#afd1a2718a8d70a5b9a8ca8444f5d6242" > operations_research::sat::TopN::TopN< / a > < / div > < div class = "ttdeci" > TopN(int n)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00249" > linear_constraint_manager.h:249< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267" > < div class = "ttname" > < a href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > < / div > < div class = "ttdeci" > const std::string name< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "default__search_8cc_source.html#l00813" > default_search.cc:813< / a > < / div > < / div >
< div class = "ttc" id = "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 = "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 = "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 >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "ainteger_8h_html" > < div class = "ttname" > < a href = "integer_8h.html" > integer.h< / a > < / div > < / div >
< div class = "ttc" id = "alocal__search_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0" > < div class = "ttname" > < a href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > < / div > < div class = "ttdeci" > int index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "local__search_8cc_source.html#l02750" > local_search.cc:2750< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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 = "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 >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "astrong__integers_8h_html" > < div class = "ttname" > < a href = "strong__integers_8h.html" > strong_integers.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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_1glop_1_1_basis_state_html" > < div class = "ttname" > < a href = "structoperations__research_1_1glop_1_1_basis_state.html" > operations_research::glop::BasisState< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variables__info_8h_source.html#l00035" > variables_info.h:35< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< 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 = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html" > operations_research::sat::LinearConstraintManager::ConstraintInfo< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00052" > linear_constraint_manager.h:52< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a032d3e55dc38f64c8914c8a6f9d3ba66" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a032d3e55dc38f64c8914c8a6f9d3ba66" > operations_research::sat::LinearConstraintManager::ConstraintInfo::constraint< / a > < / div > < div class = "ttdeci" > LinearConstraint constraint< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00053" > linear_constraint_manager.h:53< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a04af0b6ebbb703c086fd02f565893b77" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a04af0b6ebbb703c086fd02f565893b77" > operations_research::sat::LinearConstraintManager::ConstraintInfo::is_in_lp< / a > < / div > < div class = "ttdeci" > bool is_in_lp< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00058" > linear_constraint_manager.h:58< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a0e28c752246171950355c329b48f2642" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a0e28c752246171950355c329b48f2642" > operations_research::sat::LinearConstraintManager::ConstraintInfo::objective_parallelism< / a > < / div > < div class = "ttdeci" > double objective_parallelism< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00056" > linear_constraint_manager.h:56< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a2a897122b37c5a906205687aecdb627b" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2a897122b37c5a906205687aecdb627b" > operations_research::sat::LinearConstraintManager::ConstraintInfo::l2_norm< / a > < / div > < div class = "ttdeci" > double l2_norm< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00054" > linear_constraint_manager.h:54< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a2b07c49e916f21a26aa731f4db68785a" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2b07c49e916f21a26aa731f4db68785a" > operations_research::sat::LinearConstraintManager::ConstraintInfo::hash< / a > < / div > < div class = "ttdeci" > size_t hash< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00059" > linear_constraint_manager.h:59< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a3aff95685ad7d3e3e26fe0427d3ed1b4" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a3aff95685ad7d3e3e26fe0427d3ed1b4" > operations_research::sat::LinearConstraintManager::ConstraintInfo::is_deletable< / a > < / div > < div class = "ttdeci" > bool is_deletable< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00072" > linear_constraint_manager.h:72< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a64cbd77208a462a2d718ed0be41d4b6c" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a64cbd77208a462a2d718ed0be41d4b6c" > operations_research::sat::LinearConstraintManager::ConstraintInfo::active_count< / a > < / div > < div class = "ttdeci" > double active_count< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00065" > linear_constraint_manager.h:65< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a7913a8eaf1375fa698efc794687abaa5" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a7913a8eaf1375fa698efc794687abaa5" > operations_research::sat::LinearConstraintManager::ConstraintInfo::inactive_count< / a > < / div > < div class = "ttdeci" > int64_t inactive_count< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00055" > linear_constraint_manager.h:55< / a > < / div > < / div >
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