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< div class = "title" > sat_inprocessing.h< / div > < / div >
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< a href = "sat__inprocessing_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2010-2018 Google LLC< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "comment" > // This file contains the entry point for our presolve/inprocessing code.< / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "comment" > // TODO(user): for now it is mainly presolve, but the idea is to call these< / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "comment" > // function during the search so they should be as incremental as possible. That< / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "comment" > // is avoid doing work that is not useful because nothing changed or exploring< / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "comment" > // parts that were not done during the last round.< / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #ifndef OR_TOOLS_SAT_SAT_INPROCESSING_H_< / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #define OR_TOOLS_SAT_SAT_INPROCESSING_H_< / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / 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 name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "clause_8h.html" > ortools/sat/clause.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "sat_2model_8h.html" > ortools/sat/model.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "sat__base_8h.html" > ortools/sat/sat_base.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "sat__decision_8h.html" > ortools/sat/sat_decision.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "sat__solver_8h.html" > ortools/sat/sat_solver.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "sat_2util_8h.html" > ortools/sat/util.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "integer__pq_8h.html" > ortools/util/integer_pq.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / 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 name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < span class = "comment" > // The order is important and each clauses has a " special" literal that is< / span > < / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "comment" > // put first.< / span > < / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "comment" > // TODO(user): Use a flat memory structure instead.< / span > < / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > 41< / a > < / span >   < span class = "keyword" > struct < / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > PostsolveClauses< / a > {< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < span class = "comment" > // Utility function that push back clause but also make sure the given literal< / span > < / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "comment" > // from clause appear first.< / span > < / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#ae70f41a3895b08dd35056d97eec1800e" > AddClauseWithSpecialLiteral< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ,< / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   absl::Span< const Literal> clause);< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > 47< / a > < / span >   std::deque< std::vector< Literal> > < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > clauses< / a > ;< / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   };< / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < span class = "keyword" > class < / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html" > StampingSimplifier< / a > ;< / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "keyword" > class < / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html" > BlockedClauseSimplifier< / a > ;< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "keyword" > class < / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html" > BoundedVariableElimination< / a > ;< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > 54< / a > < / span >   < span class = "keyword" > struct < / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > SatPresolveOptions< / a > {< / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "comment" > // The time budget to spend.< / span > < / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > 56< / a > < / span >   < span class = "keywordtype" > double< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > deterministic_time_limit< / a > = 30.0;< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < span class = "comment" > // We assume this is also true if --v 1 is activated and we actually log< / span > < / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < span class = "comment" > // even more in --v 1.< / span > < / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a54320231778412ca00e50eb821c95aa6" > 60< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a54320231778412ca00e50eb821c95aa6" > log_info< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < span class = "comment" > // See ProbingOptions in probing.h< / span > < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#ac68dd5a27fd973b215de47442bacf1ac" > 63< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#ac68dd5a27fd973b215de47442bacf1ac" > extract_binary_clauses_in_probing< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < span class = "comment" > // Whether we perform a transitive reduction of the binary implication graph< / span > < / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   < span class = "comment" > // after equivalent literal detection and before each probing pass.< / span > < / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "comment" > // TODO(user): Doing that before the current SAT presolve also change the< / span > < / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "comment" > // possible reduction. This shouldn' t matter if we use the binary implication< / span > < / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "comment" > // graph and its reachability instead of just binary clause though.< / span > < / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a9251c24a19aaef6f5134a615eff02277" > 71< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a9251c24a19aaef6f5134a615eff02277" > use_transitive_reduction< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   };< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < span class = "comment" > // We need to keep some information from one call to the next, so we use a< / span > < / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "comment" > // class. Note that as this becomes big, we can probably split it.< / span > < / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < span class = "comment" > // TODO(user): Some algorithms here use the normal SAT propagation engine.< / span > < / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < span class = "comment" > // However we might want to temporarily disable activities/phase saving and so< / span > < / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < span class = "comment" > // on if we want to run them as in-processing steps so that they< / span > < / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < span class = "comment" > // do not " pollute" the normal SAT search.< / span > < / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < span class = "comment" > // TODO(user): For the propagation, this depends on the SatSolver class, which< / span > < / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < span class = "comment" > // mean we cannot really use it without some refactoring as an in-processing< / span > < / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < span class = "comment" > // from the SatSolver::Solve() function. So we do need a special< / span > < / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < span class = "comment" > // InprocessingSolve() that lives outside SatSolver. Alternatively, we can< / span > < / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < span class = "comment" > // extract the propagation main loop and conflict analysis from SatSolver.< / span > < / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html" > 87< / a > < / span >   < span class = "keyword" > class < / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html" > Inprocessing< / a > {< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_inprocessing.html#ad24fc03309c423341f1aed176b070cd0" > 89< / a > < / span >   < span class = "keyword" > explicit< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#ad24fc03309c423341f1aed176b070cd0" > Inprocessing< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > )< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   : assignment_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()-> < a class = "code" href = "classoperations__research_1_1_assignment.html" > Assignment< / a > ()),< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   implication_graph_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > > ()),< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   clause_manager_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > > ()),< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   trail_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()),< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   decision_policy_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_decision_policy.html" > SatDecisionPolicy< / a > > ()),< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   time_limit_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()),< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   sat_solver_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > > ()),< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   stamping_simplifier_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html" > StampingSimplifier< / a > > ()),< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   blocked_clause_simplifier_(< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html" > BlockedClauseSimplifier< / a > > ()),< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   bounded_variable_elimination_(< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html" > BoundedVariableElimination< / a > > ()),< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   model_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ) {}< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   < span class = "comment" > // Does some simplifications until a fix point is reached or the given< / span > < / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < span class = "comment" > // deterministic time is passed.< / span > < / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a33abe26c0696a328c36dd0aa9f0b0f00" > PresolveLoop< / a > (< a class = "code" href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > SatPresolveOptions< / a > options);< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   < / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < span class = "comment" > // When the option use_sat_inprocessing is true, then this is called at each< / span > < / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   < span class = "comment" > // restart. It is up to the heuristics here to decide what inprocessing we< / span > < / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   < span class = "comment" > // do or if we wait for the next call before doing anything.< / span > < / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a2e5437cb35da63545f954a80536023e0" > InprocessingRound< / a > ();< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   < span class = "comment" > // Simple wrapper that makes sure all the clauses are attached before a< / span > < / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < span class = "comment" > // propagation is performed.< / span > < / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > LevelZeroPropagate< / a > ();< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < span class = "comment" > // Detects equivalences in the implication graph and propagates any failed< / span > < / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < span class = "comment" > // literal found during the process.< / span > < / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#af933a36985c24ffed84da1ac4f159e43" > DetectEquivalencesAndStamp< / a > (< span class = "keywordtype" > bool< / span > use_transitive_reduction, < span class = "keywordtype" > bool< / span > log_info);< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   < / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   < span class = "comment" > // Removes fixed variables and exploit equivalence relations to cleanup the< / span > < / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   < span class = "comment" > // clauses. Returns false if UNSAT.< / span > < / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > RemoveFixedAndEquivalentVariables< / a > (< span class = "keywordtype" > bool< / span > log_info);< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   < / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < span class = "comment" > // Returns true if there is new fixed variables or new equivalence relations< / span > < / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   < span class = "comment" > // since RemoveFixedAndEquivalentVariables() was last called.< / span > < / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#a55d41aea8582d314b14874b133eb8bcb" > MoreFixedVariableToClean< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#ae07d2afcdeb4149564918774bb584c17" > MoreRedundantVariableToClean< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   < span class = "comment" > // Processes all clauses and see if there is any subsumption/strenghtening< / span > < / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < span class = "comment" > // reductions that can be performed. Returns false if UNSAT.< / span > < / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_inprocessing.html#aeb638f5ec6c2dd765d96e06926c4143f" > SubsumeAndStrenghtenRound< / a > (< span class = "keywordtype" > bool< / span > log_info);< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   < / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment_;< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > * implication_graph_;< / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > * clause_manager_;< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail_;< / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_decision_policy.html" > SatDecisionPolicy< / a > * decision_policy_;< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   < a class = "code" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > * time_limit_;< / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > * sat_solver_;< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html" > StampingSimplifier< / a > * stamping_simplifier_;< / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html" > BlockedClauseSimplifier< / a > * blocked_clause_simplifier_;< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html" > BoundedVariableElimination< / a > * bounded_variable_elimination_;< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < span class = "keywordtype" > double< / span > total_dtime_ = 0.0;< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < span class = "comment" > // TODO(user): This is only used for calling probing. We should probably< / span > < / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   < span class = "comment" > // create a Probing class to wraps its data. This will also be needed to not< / span > < / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < span class = "comment" > // always probe the same variables in each round if the deterministic time< / span > < / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < span class = "comment" > // limit is low.< / span > < / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * model_;< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   < / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "comment" > // Last since clause database was cleaned up.< / span > < / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > last_num_redundant_literals_ = 0;< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > last_num_fixed_variables_ = 0;< / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   };< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   < / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < span class = "comment" > // Implements " stamping" as described in " Efficient CNF Simplification based on< / span > < / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < span class = "comment" > // Binary Implication Graphs" , Marijn Heule, Matti Jarvisalo and Armin Biere.< / span > < / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < span class = "comment" > // This sample the implications graph with a spanning tree, and then simplify< / span > < / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "comment" > // all clauses (subsumption / strengthening) using the implications encoded in< / span > < / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < span class = "comment" > // this tree. So this allows to consider chain of implications instead of just< / span > < / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   < span class = "comment" > // direct ones, but depending on the problem, only a small fraction of the< / span > < / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   < span class = "comment" > // implication graph will be captured by the tree.< / span > < / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "comment" > // Note that we randomize the spanning tree at each call. This can benefit by< / span > < / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < span class = "comment" > // having the implication graph be transitively reduced before.< / span > < / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html" > 170< / a > < / span >   < span class = "keyword" > class < / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html" > StampingSimplifier< / a > {< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a710f26c66ec7d33613ed9213265e2142" > 172< / a > < / span >   < span class = "keyword" > explicit< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a710f26c66ec7d33613ed9213265e2142" > StampingSimplifier< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > )< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   : assignment_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()-> < a class = "code" href = "classoperations__research_1_1_assignment.html" > Assignment< / a > ()),< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   implication_graph_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > > ()),< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   clause_manager_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > > ()),< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   random_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > ModelRandomGenerator< / a > > ()),< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   time_limit_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()) {}< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   < span class = "comment" > // This is " fast" (linear scan + sort of all clauses) so we always complete< / span > < / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < span class = "comment" > // the full round.< / span > < / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < span class = "comment" > // TODO(user): To save one scan over all the clauses, we could do the fixed< / span > < / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   < span class = "comment" > // and equivalence variable cleaning here too.< / span > < / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a1837f97f35b2db520af88985ea7e5666" > DoOneRound< / a > (< span class = "keywordtype" > bool< / span > log_info);< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < span class = "comment" > // When we compute stamps, we might detect fixed variable (via failed literal< / span > < / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < span class = "comment" > // probing in the implication graph). So it might make sense to do that until< / span > < / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   < span class = "comment" > // we have dealt with all fixed literals before calling DoOneRound().< / span > < / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a23f1e3b69e90585b8c746ecb2c829d16" > ComputeStampsForNextRound< / a > (< span class = "keywordtype" > bool< / span > log_info);< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   < / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   < span class = "comment" > // Visible for testing.< / span > < / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#aaf918948eb5d49c45195671882bbb400" > SampleTreeAndFillParent< / a > ();< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   < / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   < span class = "comment" > // Using a DFS visiting order, we can answer reachability query in O(1) on a< / span > < / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < span class = "comment" > // tree, this is well known. ComputeStamps() also detect failed literal in< / span > < / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < span class = "comment" > // the tree and fix them. It can return false on UNSAT.< / span > < / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#ad23fe7afc319b790417c946b34c5e40b" > ComputeStamps< / a > ();< / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a318a00d87baa05fd3e351fa688836de2" > 198< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a318a00d87baa05fd3e351fa688836de2" > ImplicationIsInTree< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > , < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   < span class = "keywordflow" > return< / span > first_stamps_[< a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > .Index()] < first_stamps_[< a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > .Index()] & & < / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   last_stamps_[< a class = "code" href = "constraint__solver_2table_8cc.html#a344010e26426d6a13411648d988bc9b6" > b< / a > .Index()] < last_stamps_[< a class = "code" href = "constraint__solver_2table_8cc.html#af730895c6c6ef6e03caaf6251192dfd2" > a< / a > .Index()];< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   }< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a5ea60f6738dfbc19da6098ea7e706fae" > ProcessClauses< / a > ();< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   < / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment_;< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > * implication_graph_;< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > * clause_manager_;< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > ModelRandomGenerator< / a > * random_;< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < a class = "code" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > * time_limit_;< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "comment" > // For ComputeStampsForNextRound().< / span > < / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   < span class = "keywordtype" > bool< / span > stamps_are_already_computed_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   < / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   < span class = "comment" > // Reset at each round.< / span > < / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   < span class = "keywordtype" > double< / span > dtime_ = 0.0;< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_subsumed_clauses_ = 0;< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_removed_literals_ = 0;< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_fixed_ = 0;< / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   < / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   < span class = "comment" > // Encode a spanning tree of the implication graph.< / span > < / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, LiteralIndex> < / a > parents_;< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   < / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   < span class = "comment" > // Adjacency list representation of the parents_ tree.< / span > < / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, int> < / a > sizes_;< / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, int> < / a > starts_;< / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   std::vector< LiteralIndex> children_;< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   < / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < span class = "comment" > // Temporary data for the DFS.< / span > < / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > marked_;< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   std::vector< LiteralIndex> dfs_stack_;< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   < span class = "comment" > // First/Last visited index in a DFS of the tree above.< / span > < / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, int> < / a > first_stamps_;< / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, int> < / a > last_stamps_;< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   };< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   < span class = "comment" > // A clause c is " blocked" by a literal l if all clauses containing the< / span > < / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < span class = "comment" > // negation of l resolve to trivial clause with c. Blocked clause can be< / span > < / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   < span class = "comment" > // simply removed from the problem. At postsolve, if a blocked clause is not< / span > < / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < span class = "comment" > // satisfied, then l can simply be set to true without breaking any of the< / span > < / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   < span class = "comment" > // clause containing not(l).< / span > < / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   < span class = "comment" > // See the paper " Blocked Clause Elimination" , Matti Jarvisalo, Armin Biere,< / span > < / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   < span class = "comment" > // and Marijn Heule.< / span > < / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   < span class = "comment" > // TODO(user): This requires that l only appear in clauses and not in the< / span > < / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   < span class = "comment" > // integer part of CP-SAT.< / span > < / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html" > 249< / a > < / span >   < span class = "keyword" > class < / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html" > BlockedClauseSimplifier< / a > {< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#a67bfe0553bffbc2cceba7edcddae5baa" > 251< / a > < / span >   < span class = "keyword" > explicit< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#a67bfe0553bffbc2cceba7edcddae5baa" > BlockedClauseSimplifier< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > )< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   : assignment_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()-> < a class = "code" href = "classoperations__research_1_1_assignment.html" > Assignment< / a > ()),< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   implication_graph_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > > ()),< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   clause_manager_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > > ()),< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   postsolve_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > PostsolveClauses< / a > > ()),< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   time_limit_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()) {}< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   < / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#ad30a040fd97f2cb710bb44c9f048a341" > DoOneRound< / a > (< span class = "keywordtype" > bool< / span > log_info);< / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   < / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   < span class = "keywordtype" > void< / span > InitializeForNewRound();< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   < span class = "keywordtype" > void< / span > ProcessLiteral(< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > current_literal);< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   < span class = "keywordtype" > bool< / span > ClauseIsBlocked(< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > current_literal,< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   absl::Span< const Literal> clause);< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   < / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment_;< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > * implication_graph_;< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > * clause_manager_;< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > PostsolveClauses< / a > * postsolve_;< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   < a class = "code" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > * time_limit_;< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   < / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < span class = "keywordtype" > double< / span > dtime_ = 0.0;< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   < a class = "code" href = "integral__types_8h.html#a56f1a81c92849566ae864511088eb7e8" > int32< / a > num_blocked_clauses_ = 0;< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_inspected_literals_ = 0;< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   < / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   < span class = "comment" > // Temporary vector to mark literal of a clause.< / span > < / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > marked_;< / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   < / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   < span class = "comment" > // List of literal to process.< / span > < / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < span class = "comment" > // TODO(user): use priority queue?< / span > < / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > in_queue_;< / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   std::deque< Literal> queue_;< / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   < / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   < span class = "comment" > // We compute the occurrence graph just once at the beginning of each round< / span > < / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   < span class = "comment" > // and we do not shrink it as we remove blocked clauses.< / span > < / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   DEFINE_INT_TYPE(ClauseIndex, < a class = "code" href = "integral__types_8h.html#a56f1a81c92849566ae864511088eb7e8" > int32< / a > );< / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< ClauseIndex, SatClause*> < / a > clauses_;< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, std::vector< ClauseIndex> < / a > > < / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   literal_to_clauses_;< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   };< / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   < / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html" > 292< / a > < / span >   < span class = "keyword" > class < / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html" > BoundedVariableElimination< / a > {< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#ac348cdaab8a33428cedc0b846197dd87" > 294< / a > < / span >   < span class = "keyword" > explicit< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#ac348cdaab8a33428cedc0b846197dd87" > BoundedVariableElimination< / a > (< a class = "code" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > )< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   : parameters_(*< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< SatParameters> ()),< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   assignment_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()-> < a class = "code" href = "classoperations__research_1_1_assignment.html" > Assignment< / a > ()),< / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   implication_graph_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > > ()),< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   clause_manager_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > > ()),< / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   postsolve_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > PostsolveClauses< / a > > ()),< / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   trail_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()),< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   time_limit_(< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()) {}< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   < / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#a1837f97f35b2db520af88985ea7e5666" > DoOneRound< / a > (< span class = "keywordtype" > bool< / span > log_info);< / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   < / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   < span class = "keywordtype" > int< / span > NumClausesContaining(< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l);< / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   < span class = "keywordtype" > void< / span > UpdatePriorityQueue(BooleanVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   < span class = "keywordtype" > bool< / span > CrossProduct(BooleanVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   < span class = "keywordtype" > void< / span > DeleteClause(< a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * sat_clause);< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   < span class = "keywordtype" > void< / span > DeleteAllClausesContaining(< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   < span class = "keywordtype" > void< / span > AddClause(absl::Span< const Literal> clause);< / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < span class = "keywordtype" > bool< / span > RemoveLiteralFromClause(< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lit, < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * sat_clause);< / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < span class = "keywordtype" > bool< / span > Propagate();< / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < span class = "comment" > // The actual clause elimination algo. We have two versions, one just compute< / span > < / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   < span class = "comment" > // the " score" of what will be the final state. The other perform the< / span > < / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < span class = "comment" > // resolution, remove old clauses and add the new ones.< / span > < / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   < span class = "comment" > // Returns false on UNSAT.< / span > < / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   < span class = "keyword" > template< / span > < < span class = "keywordtype" > bool< / span > score_only, < span class = "keywordtype" > bool< / span > with_binary_only> < / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   < span class = "keywordtype" > bool< / span > ResolveAllClauseContaining(< a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > lit);< / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   < / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   < span class = "keyword" > const< / span > SatParameters& parameters_;< / div >
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment_;< / div >
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > * implication_graph_;< / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > * clause_manager_;< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   < a class = "code" href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > PostsolveClauses< / a > * postsolve_;< / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail_;< / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   < a class = "code" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > * time_limit_;< / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   < / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   < span class = "keywordtype" > int< / span > propagation_index_;< / div >
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   < / div >
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   < span class = "keywordtype" > double< / span > dtime_ = 0.0;< / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_inspected_literals_ = 0;< / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_simplifications_ = 0;< / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_blocked_clauses_ = 0;< / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_eliminated_variables_ = 0;< / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_literals_diff_ = 0;< / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_clauses_diff_ = 0;< / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   < / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > new_score_;< / div >
< div class = "line" > < a name = "l00342" > < / a > < span class = "lineno" > 342< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > score_threshold_;< / div >
< div class = "line" > < a name = "l00343" > < / a > < span class = "lineno" > 343< / span >   < / div >
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   < span class = "comment" > // Temporary vector to mark literal of a clause and compute its resolvant.< / span > < / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > marked_;< / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   std::vector< Literal> resolvant_;< / div >
< div class = "line" > < a name = "l00347" > < / a > < span class = "lineno" > 347< / span >   < / div >
< div class = "line" > < a name = "l00348" > < / a > < span class = "lineno" > 348< / span >   < span class = "comment" > // Priority queue of variable to process.< / span > < / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   < span class = "comment" > // We will process highest priority first.< / span > < / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   < span class = "keyword" > struct < / span > VariableWithPriority {< / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   BooleanVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > 352< / span >   < a class = "code" href = "integral__types_8h.html#a56f1a81c92849566ae864511088eb7e8" > int32< / a > priority;< / div >
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   < / div >
< div class = "line" > < a name = "l00354" > < / a > < span class = "lineno" > 354< / span >   < span class = "comment" > // Interface for the IntegerPriorityQueue.< / span > < / div >
< div class = "line" > < a name = "l00355" > < / a > < span class = "lineno" > 355< / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#abec9e934a51aa2ab519684cc0f446a41" > Index< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value(); }< / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > 356< / span >   < span class = "keywordtype" > bool< / span > operator< (< span class = "keyword" > const< / span > VariableWithPriority& o)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > 357< / span >   < span class = "keywordflow" > return< / span > priority < o.priority;< / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   }< / div >
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > 359< / span >   };< / div >
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   IntegerPriorityQueue< VariableWithPriority> queue_;< / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   < / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   < span class = "comment" > // We update the queue_ in batch.< / span > < / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, bool> < / a > in_need_to_be_updated_;< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   std::vector< BooleanVariable> need_to_be_updated_;< / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   < / div >
< div class = "line" > < a name = "l00366" > < / a > < span class = "lineno" > 366< / span >   < span class = "comment" > // We compute the occurrence graph just once at the beginning of each round.< / span > < / div >
< div class = "line" > < a name = "l00367" > < / a > < span class = "lineno" > 367< / span >   < span class = "comment" > // We maintains the sizes at all time and lazily shrink the graph with deleted< / span > < / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   < span class = "comment" > // clauses.< / span > < / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   DEFINE_INT_TYPE(ClauseIndex, < a class = "code" href = "integral__types_8h.html#a56f1a81c92849566ae864511088eb7e8" > int32< / a > );< / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< ClauseIndex, SatClause*> < / a > clauses_;< / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > 371< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, std::vector< ClauseIndex> < / a > > < / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   literal_to_clauses_;< / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   < a class = "code" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, int> < / a > literal_to_num_clauses_;< / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   };< / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   < / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   < / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / span >   < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_SAT_SAT_INPROCESSING_H_< / span > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, LiteralIndex > < / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_assignment_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_assignment.html" > operations_research::Assignment< / a > < / div > < div class = "ttdoc" > An Assignment is a variable -> domains mapping, used to report solutions to the user.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_8h_source.html#l05038" > constraint_solver.h:5038< / 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#l00105" > time_limit.h:105< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > operations_research::sat::BinaryImplicationGraph< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00456" > clause.h:456< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_blocked_clause_simplifier_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html" > operations_research::sat::BlockedClauseSimplifier< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00249" > sat_inprocessing.h:249< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_blocked_clause_simplifier_html_a67bfe0553bffbc2cceba7edcddae5baa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#a67bfe0553bffbc2cceba7edcddae5baa" > operations_research::sat::BlockedClauseSimplifier::BlockedClauseSimplifier< / a > < / div > < div class = "ttdeci" > BlockedClauseSimplifier(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00251" > sat_inprocessing.h:251< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_blocked_clause_simplifier_html_ad30a040fd97f2cb710bb44c9f048a341" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_blocked_clause_simplifier.html#ad30a040fd97f2cb710bb44c9f048a341" > operations_research::sat::BlockedClauseSimplifier::DoOneRound< / a > < / div > < div class = "ttdeci" > void DoOneRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00889" > sat_inprocessing.cc:889< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_bounded_variable_elimination_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html" > operations_research::sat::BoundedVariableElimination< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00292" > sat_inprocessing.h:292< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_bounded_variable_elimination_html_a1837f97f35b2db520af88985ea7e5666" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#a1837f97f35b2db520af88985ea7e5666" > operations_research::sat::BoundedVariableElimination::DoOneRound< / a > < / div > < div class = "ttdeci" > bool DoOneRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l01074" > sat_inprocessing.cc:1074< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_bounded_variable_elimination_html_ac348cdaab8a33428cedc0b846197dd87" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_bounded_variable_elimination.html#ac348cdaab8a33428cedc0b846197dd87" > operations_research::sat::BoundedVariableElimination::BoundedVariableElimination< / a > < / div > < div class = "ttdeci" > BoundedVariableElimination(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00294" > sat_inprocessing.h:294< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html" > operations_research::sat::Inprocessing< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00087" > sat_inprocessing.h:87< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a2e5437cb35da63545f954a80536023e0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a2e5437cb35da63545f954a80536023e0" > operations_research::sat::Inprocessing::InprocessingRound< / a > < / div > < div class = "ttdeci" > bool InprocessingRound()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00138" > sat_inprocessing.cc:138< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a33abe26c0696a328c36dd0aa9f0b0f00" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a33abe26c0696a328c36dd0aa9f0b0f00" > operations_research::sat::Inprocessing::PresolveLoop< / a > < / div > < div class = "ttdeci" > bool PresolveLoop(SatPresolveOptions options)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00043" > sat_inprocessing.cc:43< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a55d41aea8582d314b14874b133eb8bcb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a55d41aea8582d314b14874b133eb8bcb" > operations_research::sat::Inprocessing::MoreFixedVariableToClean< / a > < / div > < div class = "ttdeci" > bool MoreFixedVariableToClean() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00209" > sat_inprocessing.cc:209< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a5641f2b95c6ba972fff06ddd6ff5e29b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a5641f2b95c6ba972fff06ddd6ff5e29b" > operations_research::sat::Inprocessing::RemoveFixedAndEquivalentVariables< / a > < / div > < div class = "ttdeci" > bool RemoveFixedAndEquivalentVariables(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00250" > sat_inprocessing.cc:250< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_a7fefd67efe60192540adcc4bdea29836" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#a7fefd67efe60192540adcc4bdea29836" > operations_research::sat::Inprocessing::LevelZeroPropagate< / a > < / div > < div class = "ttdeci" > bool LevelZeroPropagate()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00220" > sat_inprocessing.cc:220< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_ad24fc03309c423341f1aed176b070cd0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#ad24fc03309c423341f1aed176b070cd0" > operations_research::sat::Inprocessing::Inprocessing< / a > < / div > < div class = "ttdeci" > Inprocessing(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00089" > sat_inprocessing.h:89< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_ae07d2afcdeb4149564918774bb584c17" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#ae07d2afcdeb4149564918774bb584c17" > operations_research::sat::Inprocessing::MoreRedundantVariableToClean< / a > < / div > < div class = "ttdeci" > bool MoreRedundantVariableToClean() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00214" > sat_inprocessing.cc:214< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_aeb638f5ec6c2dd765d96e06926c4143f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#aeb638f5ec6c2dd765d96e06926c4143f" > operations_research::sat::Inprocessing::SubsumeAndStrenghtenRound< / a > < / div > < div class = "ttdeci" > bool SubsumeAndStrenghtenRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00359" > sat_inprocessing.cc:359< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_inprocessing_html_af933a36985c24ffed84da1ac4f159e43" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_inprocessing.html#af933a36985c24ffed84da1ac4f159e43" > operations_research::sat::Inprocessing::DetectEquivalencesAndStamp< / a > < / div > < div class = "ttdeci" > bool DetectEquivalencesAndStamp(bool use_transitive_reduction, bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00228" > sat_inprocessing.cc:228< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html" > operations_research::sat::Literal< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00064" > sat_base.h:64< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > operations_research::sat::LiteralWatchers< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00160" > clause.h:160< / 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#l00038" > sat/model.h:38< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_random_generator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > operations_research::sat::ModelRandomGenerator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00039" > sat/util.h:39< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html" > operations_research::sat::SatClause< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00051" > clause.h:51< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_decision_policy_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_decision_policy.html" > operations_research::sat::SatDecisionPolicy< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__decision_8h_source.html#l00034" > sat_decision.h:34< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html" > operations_research::sat::SatSolver< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00057" > sat_solver.h:57< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html" > operations_research::sat::StampingSimplifier< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00170" > sat_inprocessing.h:170< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a1837f97f35b2db520af88985ea7e5666" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a1837f97f35b2db520af88985ea7e5666" > operations_research::sat::StampingSimplifier::DoOneRound< / a > < / div > < div class = "ttdeci" > bool DoOneRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00574" > sat_inprocessing.cc:574< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a23f1e3b69e90585b8c746ecb2c829d16" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a23f1e3b69e90585b8c746ecb2c829d16" > operations_research::sat::StampingSimplifier::ComputeStampsForNextRound< / a > < / div > < div class = "ttdeci" > bool ComputeStampsForNextRound(bool log_info)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00610" > sat_inprocessing.cc:610< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a318a00d87baa05fd3e351fa688836de2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a318a00d87baa05fd3e351fa688836de2" > operations_research::sat::StampingSimplifier::ImplicationIsInTree< / a > < / div > < div class = "ttdeci" > bool ImplicationIsInTree(Literal a, Literal b) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00198" > sat_inprocessing.h:198< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a5ea60f6738dfbc19da6098ea7e706fae" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a5ea60f6738dfbc19da6098ea7e706fae" > operations_research::sat::StampingSimplifier::ProcessClauses< / a > < / div > < div class = "ttdeci" > bool ProcessClauses()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00754" > sat_inprocessing.cc:754< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_a710f26c66ec7d33613ed9213265e2142" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#a710f26c66ec7d33613ed9213265e2142" > operations_research::sat::StampingSimplifier::StampingSimplifier< / a > < / div > < div class = "ttdeci" > StampingSimplifier(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00172" > sat_inprocessing.h:172< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_aaf918948eb5d49c45195671882bbb400" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#aaf918948eb5d49c45195671882bbb400" > operations_research::sat::StampingSimplifier::SampleTreeAndFillParent< / a > < / div > < div class = "ttdeci" > void SampleTreeAndFillParent()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00634" > sat_inprocessing.cc:634< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_stamping_simplifier_html_ad23fe7afc319b790417c946b34c5e40b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_stamping_simplifier.html#ad23fe7afc319b790417c946b34c5e40b" > operations_research::sat::StampingSimplifier::ComputeStamps< / a > < / div > < div class = "ttdeci" > bool ComputeStamps()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00669" > sat_inprocessing.cc:669< / a > < / div > < / div >
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< div class = "ttc" id = "aintegral__types_8h_html_a7cde0074dfd288f2d70c0e035dacb28a" > < div class = "ttname" > < a href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < / div > < div class = "ttdeci" > int64_t int64< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00034" > integral_types.h:34< / a > < / div > < / div >
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< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_abec9e934a51aa2ab519684cc0f446a41" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#abec9e934a51aa2ab519684cc0f446a41" > operations_research::glop::Index< / a > < / div > < div class = "ttdeci" > int32 Index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00037" > lp_types.h:37< / a > < / div > < / div >
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< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
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< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_postsolve_clauses_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html" > operations_research::sat::PostsolveClauses< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00041" > sat_inprocessing.h:41< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_postsolve_clauses_html_a8cc6d9f1059f26a873442045a72e651e" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#a8cc6d9f1059f26a873442045a72e651e" > operations_research::sat::PostsolveClauses::clauses< / a > < / div > < div class = "ttdeci" > std::deque< std::vector< Literal > > clauses< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00047" > sat_inprocessing.h:47< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_postsolve_clauses_html_ae70f41a3895b08dd35056d97eec1800e" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_postsolve_clauses.html#ae70f41a3895b08dd35056d97eec1800e" > operations_research::sat::PostsolveClauses::AddClauseWithSpecialLiteral< / a > < / div > < div class = "ttdeci" > void AddClauseWithSpecialLiteral(Literal literal, absl::Span< const Literal > clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8cc_source.html#l00026" > sat_inprocessing.cc:26< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html" > operations_research::sat::SatPresolveOptions< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00054" > sat_inprocessing.h:54< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_a54320231778412ca00e50eb821c95aa6" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a54320231778412ca00e50eb821c95aa6" > operations_research::sat::SatPresolveOptions::log_info< / a > < / div > < div class = "ttdeci" > bool log_info< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00060" > sat_inprocessing.h:60< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_a9251c24a19aaef6f5134a615eff02277" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#a9251c24a19aaef6f5134a615eff02277" > operations_research::sat::SatPresolveOptions::use_transitive_reduction< / a > < / div > < div class = "ttdeci" > bool use_transitive_reduction< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00071" > sat_inprocessing.h:71< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_ac68dd5a27fd973b215de47442bacf1ac" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#ac68dd5a27fd973b215de47442bacf1ac" > operations_research::sat::SatPresolveOptions::extract_binary_clauses_in_probing< / a > < / div > < div class = "ttdeci" > bool extract_binary_clauses_in_probing< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00063" > sat_inprocessing.h:63< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_sat_presolve_options_html_afac11ce59af8fa30ab784cfa4fb36297" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_sat_presolve_options.html#afac11ce59af8fa30ab784cfa4fb36297" > operations_research::sat::SatPresolveOptions::deterministic_time_limit< / a > < / div > < div class = "ttdeci" > double deterministic_time_limit< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__inprocessing_8h_source.html#l00056" > sat_inprocessing.h:56< / a > < / div > < / div >
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