2020-09-01 16:00:33 +02:00
<!-- HTML header for doxygen 1.8.18 -->
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< html xmlns = "http://www.w3.org/1999/xhtml" >
< head >
< meta http-equiv = "Content-Type" content = "text/xhtml;charset=UTF-8" / >
< meta http-equiv = "X-UA-Compatible" content = "IE=9" / >
2022-01-17 21:42:14 +01:00
< meta name = "generator" content = "Doxygen 1.9.3" / >
2020-09-01 16:00:33 +02:00
< meta name = "viewport" content = "width=device-width, initial-scale=1" / >
< title > OR-Tools: clause.h Source File< / title >
< link href = "tabs.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "jquery.js" > < / script >
< script type = "text/javascript" src = "dynsections.js" > < / script >
< link href = "navtree.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "resize.js" > < / script >
< script type = "text/javascript" src = "navtreedata.js" > < / script >
< script type = "text/javascript" src = "navtree.js" > < / script >
< link href = "search/search.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "search/searchdata.js" > < / script >
< script type = "text/javascript" src = "search/search.js" > < / script >
< link href = "doxygen.css" rel = "stylesheet" type = "text/css" / >
< link href = "styleSheet.tmp.css" rel = "stylesheet" type = "text/css" / >
< / head >
< body >
< div id = "top" > <!-- do not remove this div, it is closed by doxygen! -->
< div id = "titlearea" >
< table cellspacing = "0" cellpadding = "0" >
< tbody >
< tr style = "height: 56px;" >
< td id = "projectlogo" > < img alt = "Logo" src = "orLogo.png" / > < / td >
< td id = "projectalign" style = "padding-left: 0.5em;" >
< div id = "projectname" > OR-Tools
2022-03-04 00:11:33 +01:00
  < span id = "projectnumber" > 9.3< / span >
2020-09-01 16:00:33 +02:00
< / div >
< / td >
< / tr >
< / tbody >
< / table >
< / div >
<!-- end header part -->
2022-01-17 21:42:14 +01:00
<!-- Generated by Doxygen 1.9.3 -->
2020-09-01 16:00:33 +02:00
< script type = "text/javascript" >
2022-01-17 21:42:14 +01:00
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699& dn=expat.txt MIT */
var searchBox = new SearchBox("searchBox", "search",'Search','.html');
2020-09-01 16:00:33 +02:00
/* @license-end */
< / script >
< script type = "text/javascript" src = "menudata.js" > < / script >
< script type = "text/javascript" src = "menu.js" > < / script >
< script type = "text/javascript" >
2022-01-17 21:42:14 +01:00
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699& dn=expat.txt MIT */
2020-09-01 16:00:33 +02:00
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
2022-01-17 21:42:14 +01:00
/* @license-end */
< / script >
2020-09-01 16:00:33 +02:00
< div id = "main-nav" > < / div >
< / div > <!-- top -->
< div id = "side-nav" class = "ui-resizable side-nav-resizable" >
< div id = "nav-tree" >
< div id = "nav-tree-contents" >
< div id = "nav-sync" class = "sync" > < / div >
< / div >
< / div >
< div id = "splitbar" style = "-moz-user-select:none;"
class="ui-resizable-handle">
< / div >
< / div >
< script type = "text/javascript" >
2022-01-17 21:42:14 +01:00
/* @license magnet:?xt=urn:btih:d3d9a9a6595521f9666a5e94cc830dab83b65699& dn=expat.txt MIT */
$(document).ready(function(){initNavTree('clause_8h_source.html',''); initResizable(); });
2020-09-01 16:00:33 +02:00
/* @license-end */
< / script >
< div id = "doc-content" >
<!-- window showing the filter options -->
< div id = "MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
< / div >
<!-- iframe showing the search results (closed by default) -->
< div id = "MSearchResultsWindow" >
< iframe src = "javascript:void(0)" frameborder = "0"
name="MSearchResults" id="MSearchResults">
< / iframe >
< / div >
< div class = "header" >
2022-01-17 21:42:14 +01:00
< div class = "headertitle" > < div class = "title" > clause.h< / div > < / div >
2020-09-01 16:00:33 +02:00
< / div > <!-- header -->
< div class = "contents" >
2022-01-17 21:42:14 +01:00
< a href = "clause_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "comment" > // This file contains the solver internal representation of the clauses and the< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "comment" > // classes used for their propagation.< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #ifndef OR_TOOLS_SAT_CLAUSE_H_< / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #define OR_TOOLS_SAT_CLAUSE_H_< / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < deque> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include < utility> < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " absl/base/attributes.h" < / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_map.h" < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_set.h" < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " absl/container/inlined_vector.h" < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " absl/random/bit_gen_ref.h" < / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " < a class = "code" href = "hash_8h.html" > ortools/base/hash.h< / a > " < / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integral__types_8h.html" > ortools/base/integral_types.h< / a > " < / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "base_2logging_8h.html" > ortools/base/logging.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "preprocessor" > #include " < a class = "code" href = "macros_8h.html" > ortools/base/macros.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__vector_8h.html" > ortools/base/strong_vector.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "preprocessor" > #include " < a class = "code" href = "drat__proof__handler_8h.html" > ortools/sat/drat_proof_handler.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2model_8h.html" > ortools/sat/model.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat__base_8h.html" > ortools/sat/sat_base.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2util_8h.html" > ortools/sat/util.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "preprocessor" > #include " < a class = "code" href = "bitset_8h.html" > ortools/util/bitset.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "preprocessor" > #include " < a class = "code" href = "stats_8h.html" > ortools/util/stats.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__integers_8h.html" > ortools/util/strong_integers.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "preprocessor" > #include " < a class = "code" href = "time__limit_8h.html" > ortools/util/time_limit.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "comment" > // This is how the SatSolver stores a clause. A clause is just a disjunction of< / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < span class = "comment" > // literals. In many places, we just use vector< literal> to encode one. But in< / span > < / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "comment" > // the critical propagation code, we use this class to remove one memory< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "comment" > // indirection.< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > 54< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > {< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < span class = "comment" > // Creates a sat clause. There must be at least 2 literals.< / span > < / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < span class = "comment" > // Clause with one literal fix variable directly and are never constructed.< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < span class = "comment" > // Note that in practice, we use BinaryImplicationGraph for the clause of size< / span > < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < span class = "comment" > // 2, so this is used for size at least 3.< / span > < / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < span class = "keyword" > static< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad891f84075141b619317c2634891d010" > Create< / a > (absl::Span< const Literal> literals);< / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > < span class = "comment" > // Non-sized delete because this is a tail-padded class.< / span > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a86107594327f3a001230df9802cd4422" > 63< / a > < / span > < span class = "keywordtype" > void< / span > < span class = "keyword" > operator< / span > < span class = "keyword" > delete< / span > (< span class = "keywordtype" > void< / span > * p) {< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > ::operator < span class = "keyword" > delete< / span > (p); < span class = "comment" > // non-sized delete< / span > < / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > }< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < span class = "comment" > // Number of literals in the clause.< / span > < / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > 68< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > size< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > size_; }< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a78c28538faebd5f023cd4511df6ffee4" > 69< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a78c28538faebd5f023cd4511df6ffee4" > empty< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > size_ == 0; }< / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "comment" > // Allows for range based iteration: for (Literal literal : clause) {}.< / span > < / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a038d65130c9a8115fd34fcad758a2bbe" > 72< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > * < span class = "keyword" > const< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a038d65130c9a8115fd34fcad758a2bbe" > begin< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > & (literals_[0]); }< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#aac478410407cfc737e1b9a4db4952d23" > 73< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > * < span class = "keyword" > const< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#aac478410407cfc737e1b9a4db4952d23" > end< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > & (literals_[size_]); }< / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < span class = "comment" > // Returns the first and second literals. These are always the watched< / span > < / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "comment" > // literals if the clause is attached in the LiteralWatchers.< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > 77< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > FirstLiteral< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > literals_[0]; }< / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > 78< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > SecondLiteral< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > literals_[1]; }< / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < span class = "comment" > // Returns the literal that was propagated to true. This only works for a< / span > < / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < span class = "comment" > // clause that just propagated this literal. Otherwise, this will just returns< / span > < / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < span class = "comment" > // a literal of the clause.< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a43aee08d7cb1f81a9fee85b46820f175" > 83< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a43aee08d7cb1f81a9fee85b46820f175" > PropagatedLiteral< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > literals_[0]; }< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "comment" > // Returns the reason for the last unit propagation of this clause. The< / span > < / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < span class = "comment" > // preconditions are the same as for PropagatedLiteral(). Note that we don' t< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > // need to include the propagated literal.< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a134ccfd39c4af0a201acdd1755a281bb" > 88< / a > < / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a134ccfd39c4af0a201acdd1755a281bb" > PropagationReason< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < span class = "keywordflow" > return< / span > absl::Span< const Literal> (& (literals_[1]), size_ - 1);< / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > }< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "comment" > // Returns a Span< > representation of the clause.< / span > < / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a032da0acc85935dc44b2b885071bf7f7" > 93< / a > < / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a032da0acc85935dc44b2b885071bf7f7" > AsSpan< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "keywordflow" > return< / span > absl::Span< const Literal> (& (literals_[0]), size_);< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > }< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "comment" > // Removes literals that are fixed. This should only be called at level 0< / span > < / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "comment" > // where a literal is fixed iff it is assigned. Aborts and returns true if< / span > < / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // they are not all false.< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < span class = "comment" > // Note that the removed literal can still be accessed in the portion [size,< / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "comment" > // old_size) of literals().< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a69422a656b68d50692a1b01e2b0d22ae" > RemoveFixedLiteralsAndTestIfTrue< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment);< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < span class = "comment" > // Returns true if the clause is satisfied for the given assignment. Note that< / span > < / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "comment" > // the assignment may be partial, so false does not mean that the clause can' t< / span > < / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < span class = "comment" > // be satisfied by completing the assignment.< / span > < / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a6095b00a4734d32844a85927b355ce32" > IsSatisfied< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > VariablesAssignment< / a > & assignment) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "comment" > // Returns true if the clause is attached to a LiteralWatchers.< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad8932e395fe5c508700b7f95d3064aef" > 111< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad8932e395fe5c508700b7f95d3064aef" > IsAttached< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > size_ > 0; }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a764be64f3029f8b8e23511061d8de355" > DebugString< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < span class = "comment" > // LiteralWatchers needs to permute the order of literals in the clause and< / span > < / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "comment" > // call Clear()/Rewrite.< / span > < / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_sat_clause.html#a441b0302a38e88ed3a19874b76709b81" > 118< / a > < / span > < span class = "keyword" > friend< / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > ;< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > * literals() { < span class = "keywordflow" > return< / span > & (literals_[0]); }< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "comment" > // Marks the clause so that the next call to CleanUpWatchers() can identify it< / span > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < span class = "comment" > // and actually detach it. We use size_ = 0 for this since the clause will< / span > < / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < span class = "comment" > // never be used afterwards.< / span > < / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "keywordtype" > void< / span > Clear() { size_ = 0; }< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < span class = "comment" > // Rewrites a clause with another shorter one. Note that the clause shouldn' t< / span > < / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > < span class = "comment" > // be attached when this is called.< / span > < / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < span class = "keywordtype" > void< / span > Rewrite(absl::Span< const Literal> new_clause) {< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > size_ = 0;< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > Literal l : new_clause) literals_[size_++] = l;< / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > int32_t size_;< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > < / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < span class = "comment" > // This class store the literals inline, and literals_ mark the starts of the< / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < span class = "comment" > // variable length portion.< / span > < / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > Literal literals_[0];< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < a class = "code hl_define" href = "macros_8h.html#af8df3547bfde53a5acb93e2607b0034a" > DISALLOW_COPY_AND_ASSIGN< / a > (SatClause);< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > };< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "comment" > // Clause information used for the clause database management. Note that only< / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "comment" > // the clauses that can be removed have an info. The problem clauses and< / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "comment" > // the learned one that we wants to keep forever do not have one.< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_clause_info.html" > 146< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_clause_info.html" > ClauseInfo< / a > {< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_clause_info.html#ac3e857ac5cab6563bdbf0dd5632df5ea" > 147< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_clause_info.html#ac3e857ac5cab6563bdbf0dd5632df5ea" > activity< / a > = 0.0;< / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_clause_info.html#aeae764750e16aaa4d963129a5dd92b6d" > 148< / a > < / span > int32_t < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_clause_info.html#aeae764750e16aaa4d963129a5dd92b6d" > lbd< / a > = 0;< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_clause_info.html#a88057f377391af0e1ebe4b97af753d19" > 149< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_clause_info.html#a88057f377391af0e1ebe4b97af753d19" > protected_during_next_cleanup< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > };< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > ;< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > < / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < span class = "comment" > // Stores the 2-watched literals data structure. See< / span > < / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < span class = "comment" > // http://www.cs.berkeley.edu/~necula/autded/lecture24-sat.pdf for< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "comment" > // detail.< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "comment" > // This class is also responsible for owning the clause memory and all related< / span > < / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "comment" > // information.< / span > < / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < span class = "comment" > // TODO(user): Rename ClauseManager. This does more than just watching the< / span > < / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < span class = "comment" > // clauses and is the place where all the clauses are stored.< / span > < / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > 163< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > {< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1c7c594a8c50b3a60f4b67b74da2e4ed" > LiteralWatchers< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > );< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ac5790e264f5bf7307a81ca51f1e0db66" > ~LiteralWatchers< / a > () < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "comment" > // Must be called before adding clauses referring to such variables.< / span > < / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (< span class = "keywordtype" > int< / span > num_variables);< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > < span class = "comment" > // SatPropagator API.< / span > < / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1f591be5334541874ba049873235f0a9" > Propagate< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a5aa25e6e306c7158c11d2053170379a2" > Reason< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail,< / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "keywordtype" > int< / span > trail_index) < span class = "keyword" > const< / span > < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "comment" > // Returns the reason of the variable at given trail_index. This only works< / span > < / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < span class = "comment" > // for variable propagated by this class and is almost the same as Reason()< / span > < / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "comment" > // with a different return format.< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaf9f3bc83c843a94dd2240e2a81a5e3b" > ReasonClause< / a > (< span class = "keywordtype" > int< / span > trail_index) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < span class = "comment" > // Adds a new clause and perform initial propagation for this clause only.< / span > < / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaec5e05be5e5e385c6222c023587cb05" > AddClause< / a > (absl::Span< const Literal> literals, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaec5e05be5e5e385c6222c023587cb05" > AddClause< / a > (absl::Span< const Literal> literals);< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > < / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "comment" > // Same as AddClause() for a removable clause. This is only called on learned< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "comment" > // conflict, so this should never have all its literal at false (CHECKED).< / span > < / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a6af58ea401f90fe1a40be4558dba478a" > AddRemovableClause< / a > (< span class = "keyword" > const< / span > std::vector< Literal> & literals,< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "comment" > // Lazily detach the given clause. The deletion will actually occur when< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "comment" > // CleanUpWatchers() is called. The later needs to be called before any other< / span > < / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < span class = "comment" > // function in this class can be called. This is DCHECKed.< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // Note that we remove the clause from clauses_info_ right away.< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab6bd51395bef8b42ac66ad9b52635084" > LazyDetach< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause);< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae57f3c4e72eb63a34fa09e707a18e6d3" > CleanUpWatchers< / a > ();< / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "comment" > // Detaches the given clause right away.< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < span class = "comment" > // TODO(user): It might be better to have a " slower" mode in< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "comment" > // PropagateOnFalse() that deal with detached clauses in the watcher list and< / span > < / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > < span class = "comment" > // is activated until the next CleanUpWatchers() calls.< / span > < / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af3769ff2cdf469ae4a13cc4f6b15bc14" > Detach< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause);< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "comment" > // Attaches the given clause. The first two literal of the clause must< / span > < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < span class = "comment" > // be unassigned and the clause must not be already attached.< / span > < / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aab96a842b592211bf178caaf41e41f1d" > Attach< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "comment" > // Reclaims the memory of the lazily removed clauses (their size was set to< / span > < / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "comment" > // zero) and remove them from AllClausesInCreationOrder() this work in< / span > < / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < span class = "comment" > // O(num_clauses()).< / span > < / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > DeleteRemovedClauses< / a > ();< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a9e43736bb5ad76519001b5beeb0eac6d" > 213< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a9e43736bb5ad76519001b5beeb0eac6d" > num_clauses< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > clauses_.size(); }< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#abe425f3287da97e7ffaa8c9dfb3dcefe" > 214< / a > < / span > < span class = "keyword" > const< / span > std::vector< SatClause*> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#abe425f3287da97e7ffaa8c9dfb3dcefe" > AllClausesInCreationOrder< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < span class = "keywordflow" > return< / span > clauses_;< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > }< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "comment" > // True if removing this clause will not change the set of feasible solution.< / span > < / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "comment" > // This is the case for clauses that were learned during search. Note however< / span > < / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < span class = "comment" > // that some learned clause are kept forever (heuristics) and do not appear< / span > < / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < span class = "comment" > // here.< / span > < / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > 222< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > IsRemovable< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < span class = "keyword" > const< / span > clause)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < span class = "keywordflow" > return< / span > clauses_info_.contains(clause);< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > }< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab80681ada3f207791a16617205935937" > 225< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab80681ada3f207791a16617205935937" > num_removable_clauses< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > clauses_info_.size(); }< / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a5dd3bd6d733d8f5647f15e225f8e91c4" > 226< / a > < / span > absl::flat_hash_map< SatClause*, ClauseInfo> * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a5dd3bd6d733d8f5647f15e225f8e91c4" > mutable_clauses_info< / a > () {< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < span class = "keywordflow" > return< / span > & clauses_info_;< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > }< / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "comment" > // Total number of clauses inspected during calls to PropagateOnFalse().< / span > < / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a70c5a070f03810d5467c5758f6bb916e" > 231< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a70c5a070f03810d5467c5758f6bb916e" > num_inspected_clauses< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_inspected_clauses_; }< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ad78bb381916ac421212217a3e5cb03ab" > 232< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ad78bb381916ac421212217a3e5cb03ab" > num_inspected_clause_literals< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "keywordflow" > return< / span > num_inspected_clause_literals_;< / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > }< / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "comment" > // The number of different literals (always twice the number of variables).< / span > < / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af18b28ba180d18c4e4f524d6fde71f28" > 237< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af18b28ba180d18c4e4f524d6fde71f28" > literal_size< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > needs_cleaning_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a2fa637a68bc1b88e3d5da4f97932411a" > size< / a > ().value(); }< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < span class = "comment" > // Number of clauses currently watched.< / span > < / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab6174cc15ef4df301b31aff43216039e" > 240< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab6174cc15ef4df301b31aff43216039e" > num_watched_clauses< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_watched_clauses_; }< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a75f1d17f36330a1c8a96e43fe8805598" > 242< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a75f1d17f36330a1c8a96e43fe8805598" > SetDratProofHandler< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html" > DratProofHandler< / a > * drat_proof_handler) {< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > drat_proof_handler_ = drat_proof_handler;< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > }< / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < span class = "comment" > // Really basic algorithm to return a clause to try to minimize. We simply< / span > < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "comment" > // loop over the clause that we keep forever, in creation order. This starts< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "comment" > // by the problem clauses and then the learned one that we keep forever.< / span > < / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a32aff14f95e1bfa0ac66cbff8e2f6cb7" > 249< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a32aff14f95e1bfa0ac66cbff8e2f6cb7" > NextClauseToMinimize< / a > () {< / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < span class = "keywordflow" > for< / span > (; to_minimize_index_ < clauses_.size(); ++to_minimize_index_) {< / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < span class = "keywordflow" > if< / span > (!clauses_[to_minimize_index_]-> IsAttached()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > IsRemovable< / a > (clauses_[to_minimize_index_])) {< / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < span class = "keywordflow" > return< / span > clauses_[to_minimize_index_++];< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > }< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > }< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > }< / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > < / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < span class = "comment" > // Restart the scan in NextClauseToMinimize() from the first problem clause.< / span > < / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ada4c57ad822069c6c61a93973dc39c4d" > 260< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ada4c57ad822069c6c61a93973dc39c4d" > ResetToMinimizeIndex< / a > () { to_minimize_index_ = 0; }< / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // During an inprocessing phase, it is easier to detach all clause first,< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "comment" > // then simplify and then reattach them. Note however that during these< / span > < / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > < span class = "comment" > // two calls, it is not possible to use the solver unit-progation.< / span > < / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < span class = "comment" > // Important: When reattach is called, we assume that none of their literal< / span > < / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "comment" > // are fixed, so we don' t do any special checks.< / span > < / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < span class = "comment" > // These functions can be called multiple-time and do the right things. This< / span > < / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > < span class = "comment" > // way before doing something, you can call the corresponding function and be< / span > < / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < span class = "comment" > // sure to be in a good state. I.e. always AttachAllClauses() before< / span > < / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "comment" > // propagation and DetachAllClauses() before going to do an inprocessing pass< / span > < / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > < span class = "comment" > // that might transform them.< / span > < / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > DetachAllClauses< / a > ();< / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a56cba28a88a7cffa362a362fdce24dc3" > AttachAllClauses< / a > ();< / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > < span class = "comment" > // These must only be called between [Detach/Attach]AllClauses() calls.< / span > < / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > InprocessingRemoveClause< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause);< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > ABSL_MUST_USE_RESULT < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > InprocessingFixLiteral< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal);< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > ABSL_MUST_USE_RESULT < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > InprocessingRewriteClause< / a > (< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause, absl::Span< const Literal> new_clause);< / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > < / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < span class = "comment" > // This can return nullptr if new_clause was of size one or two as these are< / span > < / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "comment" > // treated differently. Note that none of the variable should be fixed in the< / span > < / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "comment" > // given new clause.< / span > < / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a74971b631e1b357b2f440dff321b5c9b" > InprocessingAddClause< / a > (absl::Span< const Literal> new_clause);< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "comment" > // Contains, for each literal, the list of clauses that need to be inspected< / span > < / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "comment" > // when the corresponding literal becomes false.< / span > < / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html" > 290< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html" > Watcher< / a > {< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a4a0473c811fac417fd412079d44641bc" > 291< / a > < / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a4a0473c811fac417fd412079d44641bc" > Watcher< / a > () {}< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a8a2bf3687ccbe5c521d93a13c07d6d77" > 292< / a > < / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a8a2bf3687ccbe5c521d93a13c07d6d77" > Watcher< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * c, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > , < span class = "keywordtype" > int< / span > i = 2)< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > : < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#aac01b9da5c153681e4b792e0fa0b8d41" > blocking_literal< / a > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ), < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a6382444169ace737c31ed66f4aaa4911" > start_index< / a > (i), < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#ad6bf9b00a3144ebd5ded72037f2b577f" > clause< / a > (c) {}< / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < span class = "comment" > // Optimization. A literal from the clause that sometimes allow to not even< / span > < / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "comment" > // look at the clause memory when true.< / span > < / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#aac01b9da5c153681e4b792e0fa0b8d41" > 297< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#aac01b9da5c153681e4b792e0fa0b8d41" > blocking_literal< / a > ;< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > < span class = "comment" > // Optimization. An index in the clause. Instead of looking for another< / span > < / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > < span class = "comment" > // literal to watch from the start, we will start from here instead, and< / span > < / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > < span class = "comment" > // loop around if needed. This allows to avoid bad quadratric corner cases< / span > < / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > < span class = "comment" > // and lead to an " optimal" complexity. See " Optimal Implementation of< / span > < / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < span class = "comment" > // Watched Literals and more General Techniques" , Ian P. Gent.< / span > < / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "comment" > // Note that ideally, this should be part of a SatClause, so it can be< / span > < / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < span class = "comment" > // shared across watchers. However, since we have 32 bits for " free" here< / span > < / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "comment" > // because of the struct alignment, we store it here instead.< / span > < / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a6382444169ace737c31ed66f4aaa4911" > 308< / a > < / span > int32_t < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a6382444169ace737c31ed66f4aaa4911" > start_index< / a > ;< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > < / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#ad6bf9b00a3144ebd5ded72037f2b577f" > 310< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#ad6bf9b00a3144ebd5ded72037f2b577f" > clause< / a > ;< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > };< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > < / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "comment" > // This is exposed since some inprocessing code can heuristically exploit the< / span > < / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > < span class = "comment" > // currently watched literal and blocking literal to do some simplification.< / span > < / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ac94efbc893d56e2b210b3954d14c0bcc" > 315< / a > < / span > < span class = "keyword" > const< / span > std::vector< Watcher> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ac94efbc893d56e2b210b3954d14c0bcc" > WatcherListOnFalse< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > false_literal)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > < span class = "keywordflow" > return< / span > watchers_on_false_[false_literal.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()];< / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > }< / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > < / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < span class = "comment" > // Attaches the given clause. This eventually propagates a literal which is< / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < span class = "comment" > // enqueued on the trail. Returns false if a contradiction was encountered.< / span > < / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < span class = "keywordtype" > bool< / span > AttachAndPropagate(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > < / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < span class = "comment" > // Launches all propagation when the given literal becomes false.< / span > < / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > < span class = "comment" > // Returns false if a contradiction was encountered.< / span > < / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > < span class = "keywordtype" > bool< / span > PropagateOnFalse(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > false_literal, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > < / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "comment" > // Attaches the given clause to the event: the given literal becomes false.< / span > < / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < span class = "comment" > // The blocking_literal can be any literal from the clause, it is used to< / span > < / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < span class = "comment" > // speed up PropagateOnFalse() by skipping the clause if it is true.< / span > < / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > < span class = "keywordtype" > void< / span > AttachOnFalse(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > blocking_literal,< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause);< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > < span class = "comment" > // Common code between LazyDetach() and Detach().< / span > < / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > < span class = "keywordtype" > void< / span > InternalDetach(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_clause.html" > SatClause< / a > * clause);< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, std::vector< Watcher> < / a > > watchers_on_false_;< / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > < / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < span class = "comment" > // SatClause reasons by trail_index.< / span > < / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > std::vector< SatClause*> reasons_;< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < span class = "comment" > // Indicates if the corresponding watchers_on_false_ list need to be< / span > < / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > < span class = "comment" > // cleaned. The boolean is_clean_ is just used in DCHECKs.< / span > < / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< LiteralIndex> < / a > needs_cleaning_;< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "keywordtype" > bool< / span > is_clean_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > < / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > * implication_graph_;< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail_;< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > int64_t num_inspected_clauses_;< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > int64_t num_inspected_clause_literals_;< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > int64_t num_watched_clauses_;< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > < span class = "keyword" > mutable< / span > < a class = "code hl_class" href = "classoperations__research_1_1_stats_group.html" > StatsGroup< / a > stats_;< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < span class = "comment" > // For DetachAllClauses()/AttachAllClauses().< / span > < / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > < span class = "keywordtype" > bool< / span > all_clauses_are_attached_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > < span class = "comment" > // All the clauses currently in memory. This vector has ownership of the< / span > < / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > < span class = "comment" > // pointers. We currently do not use std::unique_ptr< SatClause> because it< / span > < / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > < span class = "comment" > // can' t be used with some STL algorithms like std::partition.< / span > < / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > < span class = "comment" > // Note that the unit clauses and binary clause are not kept here.< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > std::vector< SatClause*> clauses_;< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > < / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > < span class = "keywordtype" > int< / span > to_minimize_index_ = 0;< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > < / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > < span class = "comment" > // Only contains removable clause.< / span > < / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > absl::flat_hash_map< SatClause*, ClauseInfo> clauses_info_;< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html" > DratProofHandler< / a > * drat_proof_handler_ = < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > < / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal_watchers.html" > LiteralWatchers< / a > );< / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > };< / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > < span class = "comment" > // A binary clause. This is used by BinaryClauseManager.< / span > < / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_binary_clause.html" > 376< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_binary_clause.html" > BinaryClause< / a > {< / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_binary_clause.html#acfdf00e98421d5336252330c6ee85e21" > 377< / a > < / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_binary_clause.html#acfdf00e98421d5336252330c6ee85e21" > BinaryClause< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > _a, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > _b) : < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > a< / a > (_a), < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > b< / a > (_b) {}< / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a1fb4d33282747e00e9587898f7bd7c1d" > 378< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a1fb4d33282747e00e9587898f7bd7c1d" > operator==< / a > (< a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_binary_clause.html" > BinaryClause< / a > o)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > a< / a > == o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > a< / a > & & < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > b< / a > == o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > b< / a > ; }< / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a6e41fd727b3db90295d6f86f9a24691f" > 379< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a6e41fd727b3db90295d6f86f9a24691f" > operator!=< / a > (< a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_binary_clause.html" > BinaryClause< / a > o)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > a< / a > != o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > a< / a > || < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > b< / a > != o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > b< / a > ; }< / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > 380< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > a< / a > ;< / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > 381< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > b< / a > ;< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > };< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > < / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < span class = "comment" > // A simple class to manage a set of binary clauses.< / span > < / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html" > 385< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html" > BinaryClauseManager< / a > {< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#ab8021c937cf1eaa07cdfa85ed1bb5e43" > 387< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#ab8021c937cf1eaa07cdfa85ed1bb5e43" > BinaryClauseManager< / a > () {}< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a235d38393e2379eb6a016446341d2102" > 388< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a235d38393e2379eb6a016446341d2102" > NumClauses< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > set_.size(); }< / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > < span class = "comment" > // Adds a new binary clause to the manager and returns true if it wasn' t< / span > < / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > 391< / span > < span class = "comment" > // already present.< / span > < / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a4690b2e5ad68f70322cca80950f5bf7d" > 392< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a4690b2e5ad68f70322cca80950f5bf7d" > Add< / a > (< a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_binary_clause.html" > BinaryClause< / a > c) {< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > std::pair< int, int> p(c.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > a< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > SignedValue< / a > (), c.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > b< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > SignedValue< / a > ());< / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > < span class = "keywordflow" > if< / span > (p.first > p.second) < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (p.first, p.second);< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < span class = "keywordflow" > if< / span > (set_.find(p) == set_.end()) {< / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > set_.insert(p);< / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > newly_added_.push_back(c);< / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > }< / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > }< / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < span class = "comment" > // Returns the newly added BinaryClause since the last ClearNewlyAdded() call.< / span > < / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a5b8bd742e2d44b9c3dbd7abd9f2546e9" > 404< / a > < / span > < span class = "keyword" > const< / span > std::vector< BinaryClause> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a5b8bd742e2d44b9c3dbd7abd9f2546e9" > newly_added< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > newly_added_; }< / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a47e143bc6df345d913315f79e0c3d290" > 405< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a47e143bc6df345d913315f79e0c3d290" > ClearNewlyAdded< / a > () { newly_added_.clear(); }< / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > < / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > absl::flat_hash_set< std::pair< int, int> > set_;< / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > std::vector< BinaryClause> newly_added_;< / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html" > BinaryClauseManager< / a > );< / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > };< / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > < / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > < span class = "comment" > // Special class to store and propagate clauses of size 2 (i.e. implication).< / span > < / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > < span class = "comment" > // Such clauses are never deleted. Together, they represent the 2-SAT part of< / span > < / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > < span class = "comment" > // the problem. Note that 2-SAT satisfiability is a polynomial problem, but< / span > < / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > < span class = "comment" > // W2SAT (weighted 2-SAT) is NP-complete.< / span > < / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > < span class = "comment" > // TODO(user): Most of the note below are done, but we currently only applies< / span > < / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > < span class = "comment" > // the reduction before the solve. We should consider doing more in-processing.< / span > < / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > < span class = "comment" > // The code could probably still be improved too.< / span > < / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > < span class = "comment" > // Note(user): All the variables in a strongly connected component are< / span > < / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > < span class = "comment" > // equivalent and can be thus merged as one. This is relatively cheap to compute< / span > < / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < span class = "comment" > // from time to time (linear complexity). We will also get contradiction (a < => < / span > < / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < span class = "comment" > // not a) this way. This is done by DetectEquivalences().< / span > < / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > < span class = "comment" > // Note(user): An implication (a => not a) implies that a is false. I am not< / span > < / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < span class = "comment" > // sure it is worth detecting that because if the solver assign a to true, it< / span > < / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > < span class = "comment" > // will learn that right away. I don' t think we can do it faster.< / span > < / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < span class = "comment" > // Note(user): The implication graph can be pruned. This is called the< / span > < / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "comment" > // transitive reduction of a graph. For instance If a => {b,c} and b => {c},< / span > < / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > < span class = "comment" > // then there is no need to store a => {c}. The transitive reduction is unique< / span > < / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < span class = "comment" > // on an acyclic graph. Computing it will allow for a faster propagation and< / span > < / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > < span class = "comment" > // memory reduction. It is however not cheap. Maybe simple lazy heuristics to< / span > < / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > < span class = "comment" > // remove redundant arcs are better. Note that all the learned clauses we add< / span > < / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > < span class = "comment" > // will never be redundant (but they could introduce cycles). This is done< / span > < / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > < span class = "comment" > // by ComputeTransitiveReduction().< / span > < / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > < span class = "comment" > // Note(user): This class natively support at most one constraints. This is< / span > < / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > < span class = "comment" > // a way to reduced significantly the memory and size of some 2-SAT instances.< / span > < / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > < span class = "comment" > // However, it is not fully exploited for pure SAT problems. See< / span > < / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < span class = "comment" > // TransformIntoMaxCliques().< / span > < / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < span class = "comment" > // Note(user): Add a preprocessor to remove duplicates in the implication lists.< / span > < / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < span class = "comment" > // Note that all the learned clauses we add will never create duplicates.< / span > < / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > < span class = "comment" > // References for most of the above and more:< / span > < / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > < span class = "comment" > // - Brafman RI, " A simplifier for propositional formulas with many binary< / span > < / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > 450< / span > < span class = "comment" > // clauses" , IEEE Trans Syst Man Cybern B Cybern. 2004 Feb;34(1):52-9.< / span > < / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / span > < span class = "comment" > // http://citeseerx.ist.psu.edu/viewdoc/summary?doi=10.1.1.28.4911< / span > < / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > 452< / span > < span class = "comment" > // - Marijn J. H. Heule, Matti Järvisalo, Armin Biere, " Efficient CNF< / span > < / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > < span class = "comment" > // Simplification Based on Binary Implication Graphs" , Theory and Applications< / span > < / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > < span class = "comment" > // of Satisfiability Testing - SAT 2011, Lecture Notes in Computer Science< / span > < / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > < span class = "comment" > // Volume 6695, 2011, pp 201-215< / span > < / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "comment" > // http://www.cs.helsinki.fi/u/mjarvisa/papers/heule-jarvisalo-biere.sat11.pdf< / span > < / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > 457< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > {< / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a84754e7c05874d36ad86a9372d6ca728" > 459< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a84754e7c05874d36ad86a9372d6ca728" > BinaryImplicationGraph< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > )< / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > (< span class = "stringliteral" > " BinaryImplicationGraph" < / span > ),< / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > stats_(< span class = "stringliteral" > " BinaryImplicationGraph" < / span > ),< / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > time_limit_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()),< / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > random_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > ModelRandomGenerator< / a > > ()),< / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > trail_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()) {< / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a120ef5f82f667fe8a6a38db137bfd2a7" > RegisterPropagator< / a > (< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > }< / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > < / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a2ae3332e0712d632910bb5c5e06a3d2d" > 468< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a2ae3332e0712d632910bb5c5e06a3d2d" > ~BinaryImplicationGraph< / a > ()< span class = "keyword" > override < / span > {< / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > < a class = "code hl_define" href = "stats_8h.html#a3c3e6b102f0d91c523099325c98e1887" > IF_STATS_ENABLED< / a > ({< / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < stats_.< a class = "code hl_function" href = "classoperations__research_1_1_stats_group.html#af9bc435481ae9e6e60d66a65d5394a7f" > StatString< / a > ();< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " num_redundant_implications " < / span > < < num_redundant_implications_;< / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > });< / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > }< / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > < / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "comment" > // SatPropagator interface.< / span > < / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > Propagate< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5aa25e6e306c7158c11d2053170379a2" > Reason< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail,< / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > 478< / span > < span class = "keywordtype" > int< / span > trail_index) < span class = "keyword" > const< / span > < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > < / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < span class = "comment" > // Resizes the data structure.< / span > < / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (< span class = "keywordtype" > int< / span > num_variables);< / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > < / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > < span class = "comment" > // Returns true if there is no constraints in this class.< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac8d9ce1fd42b34561f508c578f61e4ef" > 484< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac8d9ce1fd42b34561f508c578f61e4ef" > IsEmpty< / a > () const final {< / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > < span class = "keywordflow" > return< / span > num_implications_ == 0 & & at_most_ones_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > empty< / a > ();< / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > }< / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > < / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < span class = "comment" > // Adds the binary clause (a OR b), which is the same as (not a => b).< / span > < / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < span class = "comment" > // Note that it is also equivalent to (not b => a).< / span > < / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > AddBinaryClause< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > );< / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a94e79ff0c0a978e876dd1d44add9bc11" > 491< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a94e79ff0c0a978e876dd1d44add9bc11" > AddImplication< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) {< / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > 492< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > AddBinaryClause< / a > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > .Negated(), < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > );< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > }< / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > < span class = "comment" > // Same as AddBinaryClause() but enqueues a possible unit propagation. Note< / span > < / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > < span class = "comment" > // that if the binary clause propagates, it must do so at the last level, this< / span > < / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > < span class = "comment" > // is DCHECKed.< / span > < / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > < span class = "comment" > // Return false and do nothing if both a and b are currently false.< / span > < / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a4a2107f2a0daf6968b6c0dded5964497" > AddBinaryClauseDuringSearch< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > );< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > < / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > < span class = "comment" > // An at most one constraint of size n is a compact way to encode n * (n - 1)< / span > < / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > < span class = "comment" > // implications. This must only be called at level zero.< / span > < / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > < span class = "comment" > // Returns false if this creates a conflict. Currently this can only happens< / span > < / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > < span class = "comment" > // if there is duplicate literal already assigned to true in this constraint.< / span > < / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > ABSL_MUST_USE_RESULT < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aec717d6bc59b3b48bb21276a081c62c1" > AddAtMostOne< / a > (absl::Span< const Literal> at_most_one);< / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > < / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > < span class = "comment" > // Uses the binary implication graph to minimize the given conflict by< / span > < / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > < span class = "comment" > // removing literals that implies others. The idea is that if a and b are two< / span > < / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > < span class = "comment" > // literals from the given conflict and a => b (which is the same as not(b) => < / span > < / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > < span class = "comment" > // not(a)) then a is redundant and can be removed.< / span > < / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > < span class = "comment" > // Note that removing as many literals as possible is too time consuming, so< / span > < / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > 515< / span > < span class = "comment" > // we use different heuristics/algorithms to do this minimization.< / span > < / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > < span class = "comment" > // See the binary_minimization_algorithm SAT parameter and the .cc for more< / span > < / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < span class = "comment" > // details about the different algorithms.< / span > < / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a311c7dc55d8a10542d54dfeabca48450" > MinimizeConflictWithReachability< / a > (std::vector< Literal> * c);< / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af30fd0373e896f83bb84d2295a310492" > MinimizeConflictExperimental< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail,< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > std::vector< Literal> * c);< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a95cb5284ae22d2cbca6cd69a275d8a98" > MinimizeConflictFirst< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, std::vector< Literal> * c,< / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< BooleanVariable> < / a > * marked);< / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6cbb84e00be8d376ad8bf7d0e333a46a" > MinimizeConflictFirstWithTransitiveReduction< / a > (< / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, std::vector< Literal> * c,< / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< BooleanVariable> < / a > * marked, absl::BitGenRef random);< / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > < / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > < span class = "comment" > // This must only be called at decision level 0 after all the possible< / span > < / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > < span class = "comment" > // propagations. It:< / span > < / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < span class = "comment" > // - Removes the variable at true from the implications lists.< / span > < / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > < span class = "comment" > // - Frees the propagation list of the assigned literals.< / span > < / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > RemoveFixedVariables< / a > ();< / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > < / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > < span class = "comment" > // Returns false if the model is unsat, otherwise detects equivalent variable< / span > < / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > < span class = "comment" > // (with respect to the implications only) and reorganize the propagation< / span > < / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > < span class = "comment" > // lists accordingly.< / span > < / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < span class = "comment" > // TODO(user): Completely get rid of such literal instead? it might not be< / span > < / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > < span class = "comment" > // reasonable code-wise to remap our literals in all of our constraints< / span > < / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < span class = "comment" > // though.< / span > < / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > DetectEquivalences< / a > (< span class = "keywordtype" > bool< / span > log_info = < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > < / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > < span class = "comment" > // Returns true if DetectEquivalences() has been called and no new binary< / span > < / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > < span class = "comment" > // clauses have been added since then. When this is true then there is no< / span > < / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > < span class = "comment" > // cycle in the binary implication graph (modulo the redundant literals that< / span > < / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > < span class = "comment" > // form a cycle with their representative).< / span > < / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > 546< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > IsDag< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > is_dag_; }< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > < / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > < span class = "comment" > // One must call DetectEquivalences() first, this is CHECKed.< / span > < / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > < span class = "comment" > // Returns a list so that if x => y, then x is after y.< / span > < / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a3cc491001a647986d26a292b099d015d" > 550< / a > < / span > < span class = "keyword" > const< / span > std::vector< LiteralIndex> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a3cc491001a647986d26a292b099d015d" > ReverseTopologicalOrder< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (is_dag_);< / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > < span class = "keywordflow" > return< / span > reverse_topological_order_;< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > }< / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > < / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > < span class = "comment" > // Returns the list of literal " directly" implied by l. Beware that this can< / span > < / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > < span class = "comment" > // easily change behind your back if you modify the solver state.< / span > < / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5acd085a94bf44e03e7826f0dfd0b5a4" > 557< / a > < / span > < span class = "keyword" > const< / span > absl::InlinedVector< Literal, 6> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5acd085a94bf44e03e7826f0dfd0b5a4" > Implications< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > < span class = "keywordflow" > return< / span > implications_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()];< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > }< / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > < / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > < span class = "comment" > // Returns the representative of the equivalence class of l (or l itself if it< / span > < / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > < span class = "comment" > // is on its own). Note that DetectEquivalences() should have been called to< / span > < / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > < span class = "comment" > // get any non-trival results.< / span > < / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6fac58ca16fd746d7488a0a97f6965bd" > 564< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6fac58ca16fd746d7488a0a97f6965bd" > RepresentativeOf< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > < span class = "keywordflow" > if< / span > (l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () > = representative_of_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > size< / a > ()) < span class = "keywordflow" > return< / span > l;< / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > < span class = "keywordflow" > if< / span > (representative_of_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()] == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) < span class = "keywordflow" > return< / span > l;< / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (representative_of_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]);< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > }< / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > < / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > < span class = "comment" > // Prunes the implication graph by calling first DetectEquivalences() to< / span > < / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < span class = "comment" > // remove cycle and then by computing the transitive reduction of the< / span > < / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > < span class = "comment" > // remaining DAG.< / span > < / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > < span class = "comment" > // Note that this can be slow (num_literals graph traversals), so we abort< / span > < / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > < span class = "comment" > // early if we start doing too much work.< / span > < / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > < span class = "comment" > // Returns false if the model is detected to be UNSAT (this needs to call< / span > < / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < span class = "comment" > // DetectEquivalences() if not already done).< / span > < / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a29218ade45d7df87f01459565526cfe2" > ComputeTransitiveReduction< / a > (< span class = "keywordtype" > bool< / span > log_info = < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > < span class = "comment" > // Another way of representing an implication graph is a list of maximal " at< / span > < / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < span class = "comment" > // most one" constraints, each forming a max-clique in the incompatibility< / span > < / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > < span class = "comment" > // graph. This representation is useful for having a good linear relaxation.< / span > < / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > < span class = "comment" > // This function will transform each of the given constraint into a maximal< / span > < / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > < span class = "comment" > // one in the underlying implication graph. Constraints that are redundant< / span > < / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > < span class = "comment" > // after other have been expanded (i.e. included into) will be cleared.< / span > < / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > < span class = "comment" > // Note that the order of constraints will be conserved.< / span > < / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > < span class = "comment" > // Returns false if the model is detected to be UNSAT (this needs to call< / span > < / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > < span class = "comment" > // DetectEquivalences() if not already done).< / span > < / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a76262c466b170affaf50e7c11bf16a9b" > TransformIntoMaxCliques< / a > (std::vector< std::vector< Literal> > * at_most_ones,< / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > int64_t max_num_explored_nodes = 1e8);< / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > < / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > < span class = "comment" > // LP clique cut heuristic. Returns a set of " at most one" constraints on the< / span > < / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > < span class = "comment" > // given literals or their negation that are violated by the current LP< / span > < / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > < span class = "comment" > // solution. Note that this assumes that< / span > < / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > < span class = "comment" > // lp_value(lit) = 1 - lp_value(lit.Negated()).< / span > < / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > < span class = "comment" > // The literal and lp_values vector are in one to one correspondence. We will< / span > < / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > < span class = "comment" > // only generate clique with these literals or their negation.< / span > < / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "comment" > // TODO(user): Refine the heuristic and unit test!< / span > < / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > < span class = "keyword" > const< / span > std::vector< std::vector< Literal> > & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a547f00a3da71d429424aa6dc92c487bc" > GenerateAtMostOnesWithLargeWeight< / a > (< / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > < span class = "keyword" > const< / span > std::vector< Literal> & literals,< / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > 606< / span > < span class = "keyword" > const< / span > std::vector< double> & lp_values);< / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > < / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < span class = "comment" > // Number of literal propagated by this class (including conflicts).< / span > < / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abaadd9bf3136af09f2d2ae695439c4fa" > 609< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abaadd9bf3136af09f2d2ae695439c4fa" > num_propagations< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_propagations_; }< / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > < / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > < span class = "comment" > // Number of literals inspected by this class during propagation.< / span > < / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a869f65709fd34e4f4ed967bab630f707" > 612< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a869f65709fd34e4f4ed967bab630f707" > num_inspections< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_inspections_; }< / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > < / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > < span class = "comment" > // MinimizeClause() stats.< / span > < / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac43fb21cb946317348b377dbdd1589f2" > 615< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac43fb21cb946317348b377dbdd1589f2" > num_minimization< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_minimization_; }< / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab65ae480cf60d2f92e32e6420ba55cdb" > 616< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab65ae480cf60d2f92e32e6420ba55cdb" > num_literals_removed< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_literals_removed_; }< / div >
< div class = "line" > < a id = "l00617" name = "l00617" > < / a > < span class = "lineno" > 617< / span > < / div >
< div class = "line" > < a id = "l00618" name = "l00618" > < / a > < span class = "lineno" > 618< / span > < span class = "comment" > // Returns true if this literal is fixed or is equivalent to another literal.< / span > < / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > 619< / span > < span class = "comment" > // This means that it can just be ignored in most situation.< / span > < / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > < span class = "comment" > // Note that the set (and thus number) of redundant literal can only grow over< / span > < / div >
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > < span class = "comment" > // time. This is because we always use the lowest index as representative of< / span > < / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > < span class = "comment" > // an equivalent class, so a redundant literal will stay that way.< / span > < / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a92844929b07caef45924b8c5e3a5a05c" > 624< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a92844929b07caef45924b8c5e3a5a05c" > IsRedundant< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > is_redundant_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]; }< / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a76e3f946eaf9d02fbf3cf8193466e4c7" > 625< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a76e3f946eaf9d02fbf3cf8193466e4c7" > num_redundant_literals< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00626" name = "l00626" > < / a > < span class = "lineno" > 626< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (num_redundant_literals_ % 2, 0);< / div >
< div class = "line" > < a id = "l00627" name = "l00627" > < / a > < span class = "lineno" > 627< / span > < span class = "keywordflow" > return< / span > num_redundant_literals_;< / div >
< div class = "line" > < a id = "l00628" name = "l00628" > < / a > < span class = "lineno" > 628< / span > }< / div >
< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > 629< / span > < / div >
< div class = "line" > < a id = "l00630" name = "l00630" > < / a > < span class = "lineno" > 630< / span > < span class = "comment" > // Number of implications removed by transitive reduction.< / span > < / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a8b070b41da109f3928f19f48d043958d" > 631< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a8b070b41da109f3928f19f48d043958d" > num_redundant_implications< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > < span class = "keywordflow" > return< / span > num_redundant_implications_;< / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > }< / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > 634< / span > < / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > < span class = "comment" > // Returns the number of current implications. Note that a => b and not(b) => < / span > < / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > < span class = "comment" > // not(a) are counted separately since they appear separately in our< / span > < / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > 637< / span > < span class = "comment" > // propagation lists. The number of size 2 clauses that represent the same< / span > < / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > < span class = "comment" > // thing is half this number.< / span > < / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ae9a2f518d6edd64467abcef2c70934ff" > 639< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ae9a2f518d6edd64467abcef2c70934ff" > num_implications< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_implications_; }< / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af18b28ba180d18c4e4f524d6fde71f28" > 640< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af18b28ba180d18c4e4f524d6fde71f28" > literal_size< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > implications_.size(); }< / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > < / div >
< div class = "line" > < a id = "l00642" name = "l00642" > < / a > < span class = "lineno" > 642< / span > < span class = "comment" > // Extract all the binary clauses managed by this class. The Output type must< / span > < / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > < span class = "comment" > // support an AddBinaryClause(Literal a, Literal b) function.< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > < span class = "comment" > //< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > 645< / span > < span class = "comment" > // Important: This currently does NOT include at most one constraints.< / span > < / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > 646< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > 647< / span > < span class = "comment" > // TODO(user): When extracting to cp_model.proto we could be more efficient< / span > < / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > < span class = "comment" > // by extracting bool_and constraint with many lhs terms.< / span > < / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > Output> < / div >
< div class = "line" > < a id = "l00650" name = "l00650" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a558f9dd435d1f46d7408d60d0e9969f1" > 650< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a558f9dd435d1f46d7408d60d0e9969f1" > ExtractAllBinaryClauses< / a > (Output* out)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00651" name = "l00651" > < / a > < span class = "lineno" > 651< / span > < span class = "comment" > // TODO(user): Ideally we should just never have duplicate clauses in this< / span > < / div >
< div class = "line" > < a id = "l00652" name = "l00652" > < / a > < span class = "lineno" > 652< / span > < span class = "comment" > // class. But it seems we do in some corner cases, so lets not output them< / span > < / div >
< div class = "line" > < a id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > < span class = "comment" > // twice.< / span > < / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > absl::flat_hash_set< std::pair< LiteralIndex, LiteralIndex> > < / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > duplicate_detection;< / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > 656< / span > < span class = "keywordflow" > for< / span > (LiteralIndex i(0); i < implications_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > 657< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > = < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (i).< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > 658< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > : implications_[i]) {< / div >
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > 659< / span > < span class = "comment" > // Note(user): We almost always have both a => b and not(b) => not(a) in< / span > < / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > 660< / span > < span class = "comment" > // our implications_ database. Except if ComputeTransitiveReduction()< / span > < / div >
< div class = "line" > < a id = "l00661" name = "l00661" > < / a > < span class = "lineno" > 661< / span > < span class = "comment" > // was aborted early, but in this case, if only one is present, the< / span > < / div >
< div class = "line" > < a id = "l00662" name = "l00662" > < / a > < span class = "lineno" > 662< / span > < span class = "comment" > // other could be removed, so we shouldn' t need to output it.< / span > < / div >
< div class = "line" > < a id = "l00663" name = "l00663" > < / a > < span class = "lineno" > 663< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > < < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > & & < / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > 664< / span > duplicate_detection.insert({a.Index(), b.Index()}).second) {< / div >
< div class = "line" > < a id = "l00665" name = "l00665" > < / a > < span class = "lineno" > 665< / span > out-> AddBinaryClause(< a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > );< / div >
< div class = "line" > < a id = "l00666" name = "l00666" > < / a > < span class = "lineno" > 666< / span > }< / div >
< div class = "line" > < a id = "l00667" name = "l00667" > < / a > < span class = "lineno" > 667< / span > }< / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > 668< / span > }< / div >
< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > 669< / span > }< / div >
< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > 670< / span > < / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a75f1d17f36330a1c8a96e43fe8805598" > 671< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a75f1d17f36330a1c8a96e43fe8805598" > SetDratProofHandler< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html" > DratProofHandler< / a > * drat_proof_handler) {< / div >
< div class = "line" > < a id = "l00672" name = "l00672" > < / a > < span class = "lineno" > 672< / span > drat_proof_handler_ = drat_proof_handler;< / div >
< div class = "line" > < a id = "l00673" name = "l00673" > < / a > < span class = "lineno" > 673< / span > }< / div >
< div class = "line" > < a id = "l00674" name = "l00674" > < / a > < span class = "lineno" > 674< / span > < / div >
< div class = "line" > < a id = "l00675" name = "l00675" > < / a > < span class = "lineno" > 675< / span > < span class = "comment" > // Changes the reason of the variable at trail index to a binary reason.< / span > < / div >
< div class = "line" > < a id = "l00676" name = "l00676" > < / a > < span class = "lineno" > 676< / span > < span class = "comment" > // Note that the implication " new_reason => trail_[trail_index]" should be< / span > < / div >
< div class = "line" > < a id = "l00677" name = "l00677" > < / a > < span class = "lineno" > 677< / span > < span class = "comment" > // part of the implication graph.< / span > < / div >
< div class = "line" > < a id = "l00678" name = "l00678" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a3f5b39642fef6e2bf3d7b3e2a0dd2c87" > 678< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a3f5b39642fef6e2bf3d7b3e2a0dd2c87" > ChangeReason< / a > (< span class = "keywordtype" > int< / span > trail_index, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > new_reason) {< / div >
< div class = "line" > < a id = "l00679" name = "l00679" > < / a > < span class = "lineno" > 679< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > Assignment< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > LiteralIsTrue< / a > (new_reason));< / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > reasons_[trail_index] = new_reason.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > Negated< / a > ();< / div >
< div class = "line" > < a id = "l00681" name = "l00681" > < / a > < span class = "lineno" > 681< / span > trail_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a28bc96741547301bfc21fd9648b9ee13" > ChangeReason< / a > (trail_index, < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > propagator_id_< / a > );< / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > }< / div >
< div class = "line" > < a id = "l00683" name = "l00683" > < / a > < span class = "lineno" > 683< / span > < / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > < span class = "comment" > // The literals that are " directly" implied when literal is set to true. This< / span > < / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > 685< / span > < span class = "comment" > // is not a full " reachability" . It includes at most ones propagation. The set< / span > < / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > < span class = "comment" > // of all direct implications is enough to describe the implications graph< / span > < / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > < span class = "comment" > // completely.< / span > < / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > < span class = "comment" > // When doing blocked clause elimination of bounded variable elimination, one< / span > < / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > 690< / span > < span class = "comment" > // only need to consider this list and not the full reachability.< / span > < / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > < span class = "keyword" > const< / span > std::vector< Literal> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > DirectImplications< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > < / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > < span class = "comment" > // A proxy for DirectImplications().size(), However we currently do not< / span > < / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > 694< / span > < span class = "comment" > // maintain it perfectly. It is exact each time DirectImplications() is< / span > < / div >
< div class = "line" > < a id = "l00695" name = "l00695" > < / a > < span class = "lineno" > 695< / span > < span class = "comment" > // called, and we update it in some situation but we don' t deal with fixed< / span > < / div >
< div class = "line" > < a id = "l00696" name = "l00696" > < / a > < span class = "lineno" > 696< / span > < span class = "comment" > // variables, at_most ones and duplicates implications for now.< / span > < / div >
< div class = "line" > < a id = "l00697" name = "l00697" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#afc581e906dd97aacce13dd14d6a12cf3" > 697< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#afc581e906dd97aacce13dd14d6a12cf3" > DirectImplicationsEstimatedSize< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00698" name = "l00698" > < / a > < span class = "lineno" > 698< / span > < span class = "keywordflow" > return< / span > estimated_sizes_[< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Index()];< / div >
< div class = "line" > < a id = "l00699" name = "l00699" > < / a > < span class = "lineno" > 699< / span > }< / div >
< div class = "line" > < a id = "l00700" name = "l00700" > < / a > < span class = "lineno" > 700< / span > < / div >
< div class = "line" > < a id = "l00701" name = "l00701" > < / a > < span class = "lineno" > 701< / span > < span class = "comment" > // Variable elimination by replacing everything of the form a => var => b by a< / span > < / div >
< div class = "line" > < a id = "l00702" name = "l00702" > < / a > < span class = "lineno" > 702< / span > < span class = "comment" > // => b. We ignore any a => a so the number of new implications is not always< / span > < / div >
< div class = "line" > < a id = "l00703" name = "l00703" > < / a > < span class = "lineno" > 703< / span > < span class = "comment" > // just the product of the two direct implication list of var and not(var).< / span > < / div >
< div class = "line" > < a id = "l00704" name = "l00704" > < / a > < span class = "lineno" > 704< / span > < span class = "comment" > // However, if a => var => a, then a and var are equivalent, so this case will< / span > < / div >
< div class = "line" > < a id = "l00705" name = "l00705" > < / a > < span class = "lineno" > 705< / span > < span class = "comment" > // be removed if one run DetectEquivalences() before this. Similarly, if a => < / span > < / div >
< div class = "line" > < a id = "l00706" name = "l00706" > < / a > < span class = "lineno" > 706< / span > < span class = "comment" > // var => not(a) then a must be false and this is detected and dealt with by< / span > < / div >
< div class = "line" > < a id = "l00707" name = "l00707" > < / a > < span class = "lineno" > 707< / span > < span class = "comment" > // FindFailedLiteralAroundVar().< / span > < / div >
< div class = "line" > < a id = "l00708" name = "l00708" > < / a > < span class = "lineno" > 708< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abbf0624c5d966c4dcf29eece343e0592" > FindFailedLiteralAroundVar< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keywordtype" > bool< / span > * is_unsat);< / div >
< div class = "line" > < a id = "l00709" name = "l00709" > < / a > < span class = "lineno" > 709< / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1858011d343c77f650753e14778c5232" > NumImplicationOnVariableRemoval< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00710" name = "l00710" > < / a > < span class = "lineno" > 710< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5fb6c491c2d0388296e97b7a03fce24f" > RemoveBooleanVariable< / a > (< / div >
< div class = "line" > < a id = "l00711" name = "l00711" > < / a > < span class = "lineno" > 711< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , std::deque< std::vector< Literal> > * postsolve_clauses);< / div >
< div class = "line" > < a id = "l00712" name = "l00712" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad2d9e6c6ea7ab13e0d0002a035a6d308" > 712< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad2d9e6c6ea7ab13e0d0002a035a6d308" > IsRemoved< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > is_removed_[l.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > ()]; }< / div >
< div class = "line" > < a id = "l00713" name = "l00713" > < / a > < span class = "lineno" > 713< / span > < / div >
< div class = "line" > < a id = "l00714" name = "l00714" > < / a > < span class = "lineno" > 714< / span > < span class = "comment" > // TODO(user): consider at most ones.< / span > < / div >
< div class = "line" > < a id = "l00715" name = "l00715" > < / a > < span class = "lineno" > 715< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab64429b401679aee0bbd618449a9152a" > CleanupAllRemovedVariables< / a > ();< / div >
< div class = "line" > < a id = "l00716" name = "l00716" > < / a > < span class = "lineno" > 716< / span > < / div >
< div class = "line" > < a id = "l00717" name = "l00717" > < / a > < span class = "lineno" > 717< / span > < span class = "comment" > // ExpandAtMostOneWithWeight() will increase this, so a client can put a limit< / span > < / div >
< div class = "line" > < a id = "l00718" name = "l00718" > < / a > < span class = "lineno" > 718< / span > < span class = "comment" > // on this possibly expansive operation.< / span > < / div >
< div class = "line" > < a id = "l00719" name = "l00719" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a4e5b1ce7f2938aea23cf7aaa916bfcd0" > 719< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a4e5b1ce7f2938aea23cf7aaa916bfcd0" > ResetWorkDone< / a > () { work_done_in_mark_descendants_ = 0; }< / div >
< div class = "line" > < a id = "l00720" name = "l00720" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac0e93eabba80eccf6cc0a38cd09923b6" > 720< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac0e93eabba80eccf6cc0a38cd09923b6" > WorkDone< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > work_done_in_mark_descendants_; }< / div >
< div class = "line" > < a id = "l00721" name = "l00721" > < / a > < span class = "lineno" > 721< / span > < / div >
< div class = "line" > < a id = "l00722" name = "l00722" > < / a > < span class = "lineno" > 722< / span > < span class = "comment" > // Same as ExpandAtMostOne() but try to maximize the weight in the clique.< / span > < / div >
< div class = "line" > < a id = "l00723" name = "l00723" > < / a > < span class = "lineno" > 723< / span > < span class = "keyword" > template< / span > < < span class = "keywordtype" > bool< / span > use_weight = true> < / div >
< div class = "line" > < a id = "l00724" name = "l00724" > < / a > < span class = "lineno" > 724< / span > std::vector< Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad51633e5f8ff600c5ac6509bf9a35655" > ExpandAtMostOneWithWeight< / a > (< / div >
< div class = "line" > < a id = "l00725" name = "l00725" > < / a > < span class = "lineno" > 725< / span > < span class = "keyword" > const< / span > absl::Span< const Literal> at_most_one,< / div >
< div class = "line" > < a id = "l00726" name = "l00726" > < / a > < span class = "lineno" > 726< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > & can_be_included,< / div >
< div class = "line" > < a id = "l00727" name = "l00727" > < / a > < span class = "lineno" > 727< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, double> < / a > & expanded_lp_values);< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00728" name = "l00728" > < / a > < span class = "lineno" > 728< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00729" name = "l00729" > < / a > < span class = "lineno" > 729< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00730" name = "l00730" > < / a > < span class = "lineno" > 730< / span > < span class = "comment" > // Simple wrapper to not forget to output newly fixed variable to the DRAT< / span > < / div >
< div class = "line" > < a id = "l00731" name = "l00731" > < / a > < span class = "lineno" > 731< / span > < span class = "comment" > // proof if needed. This will propagate rigth away the implications.< / span > < / div >
< div class = "line" > < a id = "l00732" name = "l00732" > < / a > < span class = "lineno" > 732< / span > < span class = "keywordtype" > bool< / span > FixLiteral(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal);< / div >
< div class = "line" > < a id = "l00733" name = "l00733" > < / a > < span class = "lineno" > 733< / span > < / div >
< div class = "line" > < a id = "l00734" name = "l00734" > < / a > < span class = "lineno" > 734< / span > < span class = "comment" > // Propagates all the direct implications of the given literal becoming true.< / span > < / div >
< div class = "line" > < a id = "l00735" name = "l00735" > < / a > < span class = "lineno" > 735< / span > < span class = "comment" > // Returns false if a conflict was encountered, in which case< / span > < / div >
< div class = "line" > < a id = "l00736" name = "l00736" > < / a > < span class = "lineno" > 736< / span > < span class = "comment" > // trail-> SetFailingClause() will be called with the correct size 2 clause.< / span > < / div >
< div class = "line" > < a id = "l00737" name = "l00737" > < / a > < span class = "lineno" > 737< / span > < span class = "comment" > // This calls trail-> Enqueue() on the newly assigned literals.< / span > < / div >
< div class = "line" > < a id = "l00738" name = "l00738" > < / a > < span class = "lineno" > 738< / span > < span class = "keywordtype" > bool< / span > PropagateOnTrue(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > true_literal, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
< div class = "line" > < a id = "l00739" name = "l00739" > < / a > < span class = "lineno" > 739< / span > < / div >
< div class = "line" > < a id = "l00740" name = "l00740" > < / a > < span class = "lineno" > 740< / span > < span class = "comment" > // Remove any literal whose negation is marked (except the first one).< / span > < / div >
< div class = "line" > < a id = "l00741" name = "l00741" > < / a > < span class = "lineno" > 741< / span > < span class = "keywordtype" > void< / span > RemoveRedundantLiterals(std::vector< Literal> * conflict);< / div >
< div class = "line" > < a id = "l00742" name = "l00742" > < / a > < span class = "lineno" > 742< / span > < / div >
< div class = "line" > < a id = "l00743" name = "l00743" > < / a > < span class = "lineno" > 743< / span > < span class = "comment" > // Fill is_marked_ with all the descendant of root.< / span > < / div >
< div class = "line" > < a id = "l00744" name = "l00744" > < / a > < span class = "lineno" > 744< / span > < span class = "comment" > // Note that this also use dfs_stack_.< / span > < / div >
< div class = "line" > < a id = "l00745" name = "l00745" > < / a > < span class = "lineno" > 745< / span > < span class = "keywordtype" > void< / span > MarkDescendants(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > root);< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00746" name = "l00746" > < / a > < span class = "lineno" > 746< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00747" name = "l00747" > < / a > < span class = "lineno" > 747< / span > < span class = "comment" > // Expands greedily the given at most one until we get a maximum clique in< / span > < / div >
< div class = "line" > < a id = "l00748" name = "l00748" > < / a > < span class = "lineno" > 748< / span > < span class = "comment" > // the underlying incompatibility graph. Note that there is no guarantee that< / span > < / div >
< div class = "line" > < a id = "l00749" name = "l00749" > < / a > < span class = "lineno" > 749< / span > < span class = "comment" > // if this is called with any sub-clique of the result we will get the same< / span > < / div >
< div class = "line" > < a id = "l00750" name = "l00750" > < / a > < span class = "lineno" > 750< / span > < span class = "comment" > // maximal clique.< / span > < / div >
< div class = "line" > < a id = "l00751" name = "l00751" > < / a > < span class = "lineno" > 751< / span > std::vector< Literal> ExpandAtMostOne(< / div >
< div class = "line" > < a id = "l00752" name = "l00752" > < / a > < span class = "lineno" > 752< / span > < span class = "keyword" > const< / span > absl::Span< const Literal> at_most_one,< / div >
< div class = "line" > < a id = "l00753" name = "l00753" > < / a > < span class = "lineno" > 753< / span > int64_t max_num_explored_nodes);< / div >
< div class = "line" > < a id = "l00754" name = "l00754" > < / a > < span class = "lineno" > 754< / span > < / div >
< div class = "line" > < a id = "l00755" name = "l00755" > < / a > < span class = "lineno" > 755< / span > < span class = "comment" > // Process all at most one constraints starting at or after base_index in< / span > < / div >
< div class = "line" > < a id = "l00756" name = "l00756" > < / a > < span class = "lineno" > 756< / span > < span class = "comment" > // at_most_one_buffer_. This replace literal by their representative, remove< / span > < / div >
< div class = "line" > < a id = "l00757" name = "l00757" > < / a > < span class = "lineno" > 757< / span > < span class = "comment" > // fixed literals and deal with duplicates. Return false iff the model is< / span > < / div >
< div class = "line" > < a id = "l00758" name = "l00758" > < / a > < span class = "lineno" > 758< / span > < span class = "comment" > // UNSAT.< / span > < / div >
< div class = "line" > < a id = "l00759" name = "l00759" > < / a > < span class = "lineno" > 759< / span > < span class = "keywordtype" > bool< / span > CleanUpAndAddAtMostOnes(< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > base_index);< / div >
< div class = "line" > < a id = "l00760" name = "l00760" > < / a > < span class = "lineno" > 760< / span > < / div >
< div class = "line" > < a id = "l00761" name = "l00761" > < / a > < span class = "lineno" > 761< / span > < span class = "keyword" > mutable< / span > < a class = "code hl_class" href = "classoperations__research_1_1_stats_group.html" > StatsGroup< / a > stats_;< / div >
< div class = "line" > < a id = "l00762" name = "l00762" > < / a > < span class = "lineno" > 762< / span > < a class = "code hl_class" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > * time_limit_;< / div >
< div class = "line" > < a id = "l00763" name = "l00763" > < / a > < span class = "lineno" > 763< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > ModelRandomGenerator< / a > * random_;< / div >
< div class = "line" > < a id = "l00764" name = "l00764" > < / a > < span class = "lineno" > 764< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail_;< / div >
< div class = "line" > < a id = "l00765" name = "l00765" > < / a > < span class = "lineno" > 765< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html" > DratProofHandler< / a > * drat_proof_handler_ = < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a id = "l00766" name = "l00766" > < / a > < span class = "lineno" > 766< / span > < / div >
< div class = "line" > < a id = "l00767" name = "l00767" > < / a > < span class = "lineno" > 767< / span > < span class = "comment" > // Binary reasons by trail_index. We need a deque because we kept pointers to< / span > < / div >
< div class = "line" > < a id = "l00768" name = "l00768" > < / a > < span class = "lineno" > 768< / span > < span class = "comment" > // elements of this array and this can dynamically change size.< / span > < / div >
< div class = "line" > < a id = "l00769" name = "l00769" > < / a > < span class = "lineno" > 769< / span > std::deque< Literal> reasons_;< / div >
< div class = "line" > < a id = "l00770" name = "l00770" > < / a > < span class = "lineno" > 770< / span > < / div >
< div class = "line" > < a id = "l00771" name = "l00771" > < / a > < span class = "lineno" > 771< / span > < span class = "comment" > // This is indexed by the Index() of a literal. Each list stores the< / span > < / div >
< div class = "line" > < a id = "l00772" name = "l00772" > < / a > < span class = "lineno" > 772< / span > < span class = "comment" > // literals that are implied if the index literal becomes true.< / span > < / div >
< div class = "line" > < a id = "l00773" name = "l00773" > < / a > < span class = "lineno" > 773< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00774" name = "l00774" > < / a > < span class = "lineno" > 774< / span > < span class = "comment" > // Using InlinedVector helps quite a bit because on many problems, a literal< / span > < / div >
< div class = "line" > < a id = "l00775" name = "l00775" > < / a > < span class = "lineno" > 775< / span > < span class = "comment" > // only implies a few others. Note that on a 64 bits computer we get exactly< / span > < / div >
< div class = "line" > < a id = "l00776" name = "l00776" > < / a > < span class = "lineno" > 776< / span > < span class = "comment" > // 6 inlined int32_t elements without extra space, and the size of the inlined< / span > < / div >
< div class = "line" > < a id = "l00777" name = "l00777" > < / a > < span class = "lineno" > 777< / span > < span class = "comment" > // vector is 4 times 64 bits.< / span > < / div >
< div class = "line" > < a id = "l00778" name = "l00778" > < / a > < span class = "lineno" > 778< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00779" name = "l00779" > < / a > < span class = "lineno" > 779< / span > < span class = "comment" > // TODO(user): We could be even more efficient since a size of int32_t is< / span > < / div >
< div class = "line" > < a id = "l00780" name = "l00780" > < / a > < span class = "lineno" > 780< / span > < span class = "comment" > // enough for us and we could store in common the inlined/not-inlined size.< / span > < / div >
< div class = "line" > < a id = "l00781" name = "l00781" > < / a > < span class = "lineno" > 781< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, absl::InlinedVector< Literal, 6> < / a > > < / div >
< div class = "line" > < a id = "l00782" name = "l00782" > < / a > < span class = "lineno" > 782< / span > implications_;< / div >
< div class = "line" > < a id = "l00783" name = "l00783" > < / a > < span class = "lineno" > 783< / span > int64_t num_implications_ = 0;< / div >
< div class = "line" > < a id = "l00784" name = "l00784" > < / a > < span class = "lineno" > 784< / span > < / div >
< div class = "line" > < a id = "l00785" name = "l00785" > < / a > < span class = "lineno" > 785< / span > < span class = "comment" > // Internal representation of at_most_one constraints. Each entry point to the< / span > < / div >
< div class = "line" > < a id = "l00786" name = "l00786" > < / a > < span class = "lineno" > 786< / span > < span class = "comment" > // start of a constraint in the buffer. Constraints are terminated by< / span > < / div >
< div class = "line" > < a id = "l00787" name = "l00787" > < / a > < span class = "lineno" > 787< / span > < span class = "comment" > // kNoLiteral. When LiteralIndex is true, then all entry in the at most one< / span > < / div >
< div class = "line" > < a id = "l00788" name = "l00788" > < / a > < span class = "lineno" > 788< / span > < span class = "comment" > // constraint must be false except the one referring to LiteralIndex.< / span > < / div >
< div class = "line" > < a id = "l00789" name = "l00789" > < / a > < span class = "lineno" > 789< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00790" name = "l00790" > < / a > < span class = "lineno" > 790< / span > < span class = "comment" > // TODO(user): We could be more cache efficient by combining this with< / span > < / div >
< div class = "line" > < a id = "l00791" name = "l00791" > < / a > < span class = "lineno" > 791< / span > < span class = "comment" > // implications_ in some way. Do some propagation speed benchmark.< / span > < / div >
< div class = "line" > < a id = "l00792" name = "l00792" > < / a > < span class = "lineno" > 792< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, absl::InlinedVector< int32_t, 6> < / a > > < / div >
< div class = "line" > < a id = "l00793" name = "l00793" > < / a > < span class = "lineno" > 793< / span > at_most_ones_;< / div >
< div class = "line" > < a id = "l00794" name = "l00794" > < / a > < span class = "lineno" > 794< / span > std::vector< Literal> at_most_one_buffer_;< / div >
< div class = "line" > < a id = "l00795" name = "l00795" > < / a > < span class = "lineno" > 795< / span > < / div >
< div class = "line" > < a id = "l00796" name = "l00796" > < / a > < span class = "lineno" > 796< / span > < span class = "comment" > // Used by GenerateAtMostOnesWithLargeWeight().< / span > < / div >
< div class = "line" > < a id = "l00797" name = "l00797" > < / a > < span class = "lineno" > 797< / span > std::vector< std::vector< Literal> > tmp_cuts_;< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00798" name = "l00798" > < / a > < span class = "lineno" > 798< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00799" name = "l00799" > < / a > < span class = "lineno" > 799< / span > < span class = "comment" > // Some stats.< / span > < / div >
< div class = "line" > < a id = "l00800" name = "l00800" > < / a > < span class = "lineno" > 800< / span > int64_t num_propagations_ = 0;< / div >
< div class = "line" > < a id = "l00801" name = "l00801" > < / a > < span class = "lineno" > 801< / span > int64_t num_inspections_ = 0;< / div >
< div class = "line" > < a id = "l00802" name = "l00802" > < / a > < span class = "lineno" > 802< / span > int64_t num_minimization_ = 0;< / div >
< div class = "line" > < a id = "l00803" name = "l00803" > < / a > < span class = "lineno" > 803< / span > int64_t num_literals_removed_ = 0;< / div >
< div class = "line" > < a id = "l00804" name = "l00804" > < / a > < span class = "lineno" > 804< / span > int64_t num_redundant_implications_ = 0;< / div >
< div class = "line" > < a id = "l00805" name = "l00805" > < / a > < span class = "lineno" > 805< / span > int64_t num_redundant_literals_ = 0;< / div >
< div class = "line" > < a id = "l00806" name = "l00806" > < / a > < span class = "lineno" > 806< / span > < / div >
< div class = "line" > < a id = "l00807" name = "l00807" > < / a > < span class = "lineno" > 807< / span > < span class = "comment" > // Bitset used by MinimizeClause().< / span > < / div >
< div class = "line" > < a id = "l00808" name = "l00808" > < / a > < span class = "lineno" > 808< / span > < span class = "comment" > // TODO(user): use the same one as the one used in the classic minimization< / span > < / div >
< div class = "line" > < a id = "l00809" name = "l00809" > < / a > < span class = "lineno" > 809< / span > < span class = "comment" > // because they are already initialized. Moreover they contains more< / span > < / div >
< div class = "line" > < a id = "l00810" name = "l00810" > < / a > < span class = "lineno" > 810< / span > < span class = "comment" > // information.< / span > < / div >
< div class = "line" > < a id = "l00811" name = "l00811" > < / a > < span class = "lineno" > 811< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< LiteralIndex> < / a > is_marked_;< / div >
< div class = "line" > < a id = "l00812" name = "l00812" > < / a > < span class = "lineno" > 812< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< LiteralIndex> < / a > is_simplified_;< / div >
< div class = "line" > < a id = "l00813" name = "l00813" > < / a > < span class = "lineno" > 813< / span > < / div >
< div class = "line" > < a id = "l00814" name = "l00814" > < / a > < span class = "lineno" > 814< / span > < span class = "comment" > // Temporary stack used by MinimizeClauseWithReachability().< / span > < / div >
< div class = "line" > < a id = "l00815" name = "l00815" > < / a > < span class = "lineno" > 815< / span > std::vector< Literal> dfs_stack_;< / div >
< div class = "line" > < a id = "l00816" name = "l00816" > < / a > < span class = "lineno" > 816< / span > < / div >
< div class = "line" > < a id = "l00817" name = "l00817" > < / a > < span class = "lineno" > 817< / span > < span class = "comment" > // Used to limit the work done by ComputeTransitiveReduction() and< / span > < / div >
< div class = "line" > < a id = "l00818" name = "l00818" > < / a > < span class = "lineno" > 818< / span > < span class = "comment" > // TransformIntoMaxCliques().< / span > < / div >
< div class = "line" > < a id = "l00819" name = "l00819" > < / a > < span class = "lineno" > 819< / span > int64_t work_done_in_mark_descendants_ = 0;< / div >
< div class = "line" > < a id = "l00820" name = "l00820" > < / a > < span class = "lineno" > 820< / span > < / div >
< div class = "line" > < a id = "l00821" name = "l00821" > < / a > < span class = "lineno" > 821< / span > < span class = "comment" > // Filled by DetectEquivalences().< / span > < / div >
< div class = "line" > < a id = "l00822" name = "l00822" > < / a > < span class = "lineno" > 822< / span > < span class = "keywordtype" > bool< / span > is_dag_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00823" name = "l00823" > < / a > < span class = "lineno" > 823< / span > std::vector< LiteralIndex> reverse_topological_order_;< / div >
< div class = "line" > < a id = "l00824" name = "l00824" > < / a > < span class = "lineno" > 824< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > is_redundant_;< / div >
< div class = "line" > < a id = "l00825" name = "l00825" > < / a > < span class = "lineno" > 825< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, LiteralIndex> < / a > representative_of_;< / div >
< div class = "line" > < a id = "l00826" name = "l00826" > < / a > < span class = "lineno" > 826< / span > < / div >
< div class = "line" > < a id = "l00827" name = "l00827" > < / a > < span class = "lineno" > 827< / span > < span class = "comment" > // For in-processing and removing variables.< / span > < / div >
< div class = "line" > < a id = "l00828" name = "l00828" > < / a > < span class = "lineno" > 828< / span > std::vector< Literal> direct_implications_;< / div >
< div class = "line" > < a id = "l00829" name = "l00829" > < / a > < span class = "lineno" > 829< / span > std::vector< Literal> direct_implications_of_negated_literal_;< / div >
< div class = "line" > < a id = "l00830" name = "l00830" > < / a > < span class = "lineno" > 830< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > in_direct_implications_;< / div >
< div class = "line" > < a id = "l00831" name = "l00831" > < / a > < span class = "lineno" > 831< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, bool> < / a > is_removed_;< / div >
< div class = "line" > < a id = "l00832" name = "l00832" > < / a > < span class = "lineno" > 832< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, int> < / a > estimated_sizes_;< / div >
< div class = "line" > < a id = "l00833" name = "l00833" > < / a > < span class = "lineno" > 833< / span > < / div >
< div class = "line" > < a id = "l00834" name = "l00834" > < / a > < span class = "lineno" > 834< / span > < span class = "comment" > // For RemoveFixedVariables().< / span > < / div >
< div class = "line" > < a id = "l00835" name = "l00835" > < / a > < span class = "lineno" > 835< / span > < span class = "keywordtype" > int< / span > num_processed_fixed_variables_ = 0;< / div >
< div class = "line" > < a id = "l00836" name = "l00836" > < / a > < span class = "lineno" > 836< / span > < / div >
< div class = "line" > < a id = "l00837" name = "l00837" > < / a > < span class = "lineno" > 837< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html" > BinaryImplicationGraph< / a > );< / div >
< div class = "line" > < a id = "l00838" name = "l00838" > < / a > < span class = "lineno" > 838< / span > };< / div >
< div class = "line" > < a id = "l00839" name = "l00839" > < / a > < span class = "lineno" > 839< / span > < / div >
< div class = "line" > < a id = "l00840" name = "l00840" > < / a > < span class = "lineno" > 840< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00841" name = "l00841" > < / a > < span class = "lineno" > 841< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a id = "l00842" name = "l00842" > < / a > < span class = "lineno" > 842< / span > < / div >
< div class = "line" > < a id = "l00843" name = "l00843" > < / a > < span class = "lineno" > 843< / span > < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_SAT_CLAUSE_H_< / span > < / div >
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274" > < div class = "ttname" > < a href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > < / div > < div class = "ttdeci" > #define CHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00495" > base/logging.h:495< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a7c0ce053b28d53aa4eaf3eb7fb71663b" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > < / div > < div class = "ttdeci" > #define CHECK_EQ(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00703" > base/logging.h:703< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae" > < div class = "ttname" > < a href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > < / div > < div class = "ttdeci" > #define LOG(severity)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00420" > base/logging.h:420< / a > < / div > < / div >
< div class = "ttc" id = "abitset_8h_html" > < div class = "ttname" > < a href = "bitset_8h.html" > bitset.h< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00076" > strong_vector.h:76< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a60304b65bf89363bcc3165d3cde67f86" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a60304b65bf89363bcc3165d3cde67f86" > absl::StrongVector::size< / a > < / div > < div class = "ttdeci" > size_type size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00147" > strong_vector.h:147< / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a644718bb2fb240de962dc3c9a1fdf0dc" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a644718bb2fb240de962dc3c9a1fdf0dc" > absl::StrongVector::empty< / a > < / div > < div class = "ttdeci" > bool empty() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00156" > strong_vector.h:156< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html" > operations_research::SparseBitset< LiteralIndex > < / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_a2fa637a68bc1b88e3d5da4f97932411a" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#a2fa637a68bc1b88e3d5da4f97932411a" > operations_research::SparseBitset::size< / a > < / div > < div class = "ttdeci" > IntegerType size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00775" > bitset.h:775< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_stats_group_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_stats_group.html" > operations_research::StatsGroup< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stats_8h_source.html#l00131" > stats.h:131< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_stats_group_html_af9bc435481ae9e6e60d66a65d5394a7f" > < div class = "ttname" > < a href = "classoperations__research_1_1_stats_group.html#af9bc435481ae9e6e60d66a65d5394a7f" > operations_research::StatsGroup::StatString< / a > < / div > < div class = "ttdeci" > std::string StatString() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stats_8cc_source.html#l00071" > stats.cc:71< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html" > operations_research::TimeLimit< / a > < / div > < div class = "ttdoc" > A simple class to enforce both an elapsed time limit and a deterministic time limit in the same threa...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00106" > time_limit.h:106< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_clause_manager_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html" > operations_research::sat::BinaryClauseManager< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00385" > clause.h:385< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_clause_manager_html_a235d38393e2379eb6a016446341d2102" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a235d38393e2379eb6a016446341d2102" > operations_research::sat::BinaryClauseManager::NumClauses< / a > < / div > < div class = "ttdeci" > int NumClauses() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00388" > clause.h:388< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_clause_manager_html_a4690b2e5ad68f70322cca80950f5bf7d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a4690b2e5ad68f70322cca80950f5bf7d" > operations_research::sat::BinaryClauseManager::Add< / a > < / div > < div class = "ttdeci" > bool Add(BinaryClause c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00392" > clause.h:392< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_clause_manager_html_a47e143bc6df345d913315f79e0c3d290" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a47e143bc6df345d913315f79e0c3d290" > operations_research::sat::BinaryClauseManager::ClearNewlyAdded< / a > < / div > < div class = "ttdeci" > void ClearNewlyAdded()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00405" > clause.h:405< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_clause_manager_html_a5b8bd742e2d44b9c3dbd7abd9f2546e9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#a5b8bd742e2d44b9c3dbd7abd9f2546e9" > operations_research::sat::BinaryClauseManager::newly_added< / a > < / div > < div class = "ttdeci" > const std::vector< BinaryClause > & newly_added() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00404" > clause.h:404< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_clause_manager_html_ab8021c937cf1eaa07cdfa85ed1bb5e43" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_clause_manager.html#ab8021c937cf1eaa07cdfa85ed1bb5e43" > operations_research::sat::BinaryClauseManager::BinaryClauseManager< / a > < / div > < div class = "ttdeci" > BinaryClauseManager()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00387" > clause.h:387< / a > < / div > < / div >
< 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#l00457" > clause.h:457< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a1858011d343c77f650753e14778c5232" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1858011d343c77f650753e14778c5232" > operations_research::sat::BinaryImplicationGraph::NumImplicationOnVariableRemoval< / a > < / div > < div class = "ttdeci" > int64_t NumImplicationOnVariableRemoval(BooleanVariable var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01954" > clause.cc:1954< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a1f591be5334541874ba049873235f0a9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a1f591be5334541874ba049873235f0a9" > operations_research::sat::BinaryImplicationGraph::Propagate< / a > < / div > < div class = "ttdeci" > bool Propagate(Trail *trail) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00780" > clause.cc:780< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a26fc07b3630b79be6914e6387b63a073" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a26fc07b3630b79be6914e6387b63a073" > operations_research::sat::BinaryImplicationGraph::AddBinaryClause< / a > < / div > < div class = "ttdeci" > void AddBinaryClause(Literal a, Literal b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00509" > clause.cc:509< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a29218ade45d7df87f01459565526cfe2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a29218ade45d7df87f01459565526cfe2" > operations_research::sat::BinaryImplicationGraph::ComputeTransitiveReduction< / a > < / div > < div class = "ttdeci" > bool ComputeTransitiveReduction(bool log_info=false)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01363" > clause.cc:1363< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a2ae3332e0712d632910bb5c5e06a3d2d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a2ae3332e0712d632910bb5c5e06a3d2d" > operations_research::sat::BinaryImplicationGraph::~BinaryImplicationGraph< / a > < / div > < div class = "ttdeci" > ~BinaryImplicationGraph() override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00468" > clause.h:468< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a311c7dc55d8a10542d54dfeabca48450" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a311c7dc55d8a10542d54dfeabca48450" > operations_research::sat::BinaryImplicationGraph::MinimizeConflictWithReachability< / a > < / div > < div class = "ttdeci" > void MinimizeConflictWithReachability(std::vector< Literal > *c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00804" > clause.cc:804< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a3cc491001a647986d26a292b099d015d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a3cc491001a647986d26a292b099d015d" > operations_research::sat::BinaryImplicationGraph::ReverseTopologicalOrder< / a > < / div > < div class = "ttdeci" > const std::vector< LiteralIndex > & ReverseTopologicalOrder() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00550" > clause.h:550< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a3f5b39642fef6e2bf3d7b3e2a0dd2c87" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a3f5b39642fef6e2bf3d7b3e2a0dd2c87" > operations_research::sat::BinaryImplicationGraph::ChangeReason< / a > < / div > < div class = "ttdeci" > void ChangeReason(int trail_index, Literal new_reason)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00678" > clause.h:678< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a4a2107f2a0daf6968b6c0dded5964497" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a4a2107f2a0daf6968b6c0dded5964497" > operations_research::sat::BinaryImplicationGraph::AddBinaryClauseDuringSearch< / a > < / div > < div class = "ttdeci" > bool AddBinaryClauseDuringSearch(Literal a, Literal b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00526" > clause.cc:526< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a4e5b1ce7f2938aea23cf7aaa916bfcd0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a4e5b1ce7f2938aea23cf7aaa916bfcd0" > operations_research::sat::BinaryImplicationGraph::ResetWorkDone< / a > < / div > < div class = "ttdeci" > void ResetWorkDone()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00719" > clause.h:719< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a547f00a3da71d429424aa6dc92c487bc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a547f00a3da71d429424aa6dc92c487bc" > operations_research::sat::BinaryImplicationGraph::GenerateAtMostOnesWithLargeWeight< / a > < / div > < div class = "ttdeci" > const std::vector< std::vector< Literal > > & GenerateAtMostOnesWithLargeWeight(const std::vector< Literal > & literals, const std::vector< double > & lp_values)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01729" > clause.cc:1729< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a558f9dd435d1f46d7408d60d0e9969f1" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a558f9dd435d1f46d7408d60d0e9969f1" > operations_research::sat::BinaryImplicationGraph::ExtractAllBinaryClauses< / a > < / div > < div class = "ttdeci" > void ExtractAllBinaryClauses(Output *out) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00650" > clause.h:650< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a5aa25e6e306c7158c11d2053170379a2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5aa25e6e306c7158c11d2053170379a2" > operations_research::sat::BinaryImplicationGraph::Reason< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > Reason(const Trail & trail, int trail_index) const final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00792" > clause.cc:792< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a5acd085a94bf44e03e7826f0dfd0b5a4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5acd085a94bf44e03e7826f0dfd0b5a4" > operations_research::sat::BinaryImplicationGraph::Implications< / a > < / div > < div class = "ttdeci" > const absl::InlinedVector< Literal, 6 > & Implications(Literal l) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00557" > clause.h:557< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a5fb6c491c2d0388296e97b7a03fce24f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a5fb6c491c2d0388296e97b7a03fce24f" > operations_research::sat::BinaryImplicationGraph::RemoveBooleanVariable< / a > < / div > < div class = "ttdeci" > void RemoveBooleanVariable(BooleanVariable var, std::deque< std::vector< Literal > > *postsolve_clauses)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01974" > clause.cc:1974< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a6cbb84e00be8d376ad8bf7d0e333a46a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6cbb84e00be8d376ad8bf7d0e333a46a" > operations_research::sat::BinaryImplicationGraph::MinimizeConflictFirstWithTransitiveReduction< / a > < / div > < div class = "ttdeci" > void MinimizeConflictFirstWithTransitiveReduction(const Trail & trail, std::vector< Literal > *c, SparseBitset< BooleanVariable > *marked, absl::BitGenRef random)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00899" > clause.cc:899< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a6fac58ca16fd746d7488a0a97f6965bd" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a6fac58ca16fd746d7488a0a97f6965bd" > operations_research::sat::BinaryImplicationGraph::RepresentativeOf< / a > < / div > < div class = "ttdeci" > Literal RepresentativeOf(Literal l) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00564" > clause.h:564< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a75f1d17f36330a1c8a96e43fe8805598" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a75f1d17f36330a1c8a96e43fe8805598" > operations_research::sat::BinaryImplicationGraph::SetDratProofHandler< / a > < / div > < div class = "ttdeci" > void SetDratProofHandler(DratProofHandler *drat_proof_handler)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00671" > clause.h:671< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a76262c466b170affaf50e7c11bf16a9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a76262c466b170affaf50e7c11bf16a9b" > operations_research::sat::BinaryImplicationGraph::TransformIntoMaxCliques< / a > < / div > < div class = "ttdeci" > bool TransformIntoMaxCliques(std::vector< std::vector< Literal > > *at_most_ones, int64_t max_num_explored_nodes=1e8)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01552" > clause.cc:1552< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a76e3f946eaf9d02fbf3cf8193466e4c7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a76e3f946eaf9d02fbf3cf8193466e4c7" > operations_research::sat::BinaryImplicationGraph::num_redundant_literals< / a > < / div > < div class = "ttdeci" > int64_t num_redundant_literals() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00625" > clause.h:625< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a7eb6126b57ff4ab8246fe54f4e5550f4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a7eb6126b57ff4ab8246fe54f4e5550f4" > operations_research::sat::BinaryImplicationGraph::DirectImplications< / a > < / div > < div class = "ttdeci" > const std::vector< Literal > & DirectImplications(Literal literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01886" > clause.cc:1886< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a84754e7c05874d36ad86a9372d6ca728" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a84754e7c05874d36ad86a9372d6ca728" > operations_research::sat::BinaryImplicationGraph::BinaryImplicationGraph< / a > < / div > < div class = "ttdeci" > BinaryImplicationGraph(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00459" > clause.h:459< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a869f65709fd34e4f4ed967bab630f707" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a869f65709fd34e4f4ed967bab630f707" > operations_research::sat::BinaryImplicationGraph::num_inspections< / a > < / div > < div class = "ttdeci" > int64_t num_inspections() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00612" > clause.h:612< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a8b070b41da109f3928f19f48d043958d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a8b070b41da109f3928f19f48d043958d" > operations_research::sat::BinaryImplicationGraph::num_redundant_implications< / a > < / div > < div class = "ttdeci" > int64_t num_redundant_implications() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00631" > clause.h:631< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a92844929b07caef45924b8c5e3a5a05c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a92844929b07caef45924b8c5e3a5a05c" > operations_research::sat::BinaryImplicationGraph::IsRedundant< / a > < / div > < div class = "ttdeci" > bool IsRedundant(Literal l) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00624" > clause.h:624< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a94e79ff0c0a978e876dd1d44add9bc11" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a94e79ff0c0a978e876dd1d44add9bc11" > operations_research::sat::BinaryImplicationGraph::AddImplication< / a > < / div > < div class = "ttdeci" > void AddImplication(Literal a, Literal b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00491" > clause.h:491< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_a95cb5284ae22d2cbca6cd69a275d8a98" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#a95cb5284ae22d2cbca6cd69a275d8a98" > operations_research::sat::BinaryImplicationGraph::MinimizeConflictFirst< / a > < / div > < div class = "ttdeci" > void MinimizeConflictFirst(const Trail & trail, std::vector< Literal > *c, SparseBitset< BooleanVariable > *marked)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00881" > clause.cc:881< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_aac261e221628d6a51be7243563659929" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aac261e221628d6a51be7243563659929" > operations_research::sat::BinaryImplicationGraph::DetectEquivalences< / a > < / div > < div class = "ttdeci" > bool DetectEquivalences(bool log_info=false)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01176" > clause.cc:1176< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ab64429b401679aee0bbd618449a9152a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab64429b401679aee0bbd618449a9152a" > operations_research::sat::BinaryImplicationGraph::CleanupAllRemovedVariables< / a > < / div > < div class = "ttdeci" > void CleanupAllRemovedVariables()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l02017" > clause.cc:2017< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ab65ae480cf60d2f92e32e6420ba55cdb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ab65ae480cf60d2f92e32e6420ba55cdb" > operations_research::sat::BinaryImplicationGraph::num_literals_removed< / a > < / div > < div class = "ttdeci" > int64_t num_literals_removed() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00616" > clause.h:616< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_abaadd9bf3136af09f2d2ae695439c4fa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abaadd9bf3136af09f2d2ae695439c4fa" > operations_research::sat::BinaryImplicationGraph::num_propagations< / a > < / div > < div class = "ttdeci" > int64_t num_propagations() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00609" > clause.h:609< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_abbf0624c5d966c4dcf29eece343e0592" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abbf0624c5d966c4dcf29eece343e0592" > operations_research::sat::BinaryImplicationGraph::FindFailedLiteralAroundVar< / a > < / div > < div class = "ttdeci" > bool FindFailedLiteralAroundVar(BooleanVariable var, bool *is_unsat)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01929" > clause.cc:1929< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_abcad56047cef75a12528fe99794a6e1e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#abcad56047cef75a12528fe99794a6e1e" > operations_research::sat::BinaryImplicationGraph::RemoveFixedVariables< / a > < / div > < div class = "ttdeci" > void RemoveFixedVariables()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01012" > clause.cc:1012< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ac0e93eabba80eccf6cc0a38cd09923b6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac0e93eabba80eccf6cc0a38cd09923b6" > operations_research::sat::BinaryImplicationGraph::WorkDone< / a > < / div > < div class = "ttdeci" > int64_t WorkDone() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00720" > clause.h:720< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ac43fb21cb946317348b377dbdd1589f2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac43fb21cb946317348b377dbdd1589f2" > operations_research::sat::BinaryImplicationGraph::num_minimization< / a > < / div > < div class = "ttdeci" > int64_t num_minimization() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00615" > clause.h:615< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ac8d9ce1fd42b34561f508c578f61e4ef" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ac8d9ce1fd42b34561f508c578f61e4ef" > operations_research::sat::BinaryImplicationGraph::IsEmpty< / a > < / div > < div class = "ttdeci" > bool IsEmpty() const final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00484" > clause.h:484< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ad2d9e6c6ea7ab13e0d0002a035a6d308" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad2d9e6c6ea7ab13e0d0002a035a6d308" > operations_research::sat::BinaryImplicationGraph::IsRemoved< / a > < / div > < div class = "ttdeci" > bool IsRemoved(Literal l) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00712" > clause.h:712< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ad51633e5f8ff600c5ac6509bf9a35655" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad51633e5f8ff600c5ac6509bf9a35655" > operations_research::sat::BinaryImplicationGraph::ExpandAtMostOneWithWeight< / a > < / div > < div class = "ttdeci" > std::vector< Literal > ExpandAtMostOneWithWeight(const absl::Span< const Literal > at_most_one, const absl::StrongVector< LiteralIndex, bool > & can_be_included, const absl::StrongVector< LiteralIndex, double > & expanded_lp_values)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l01639" > clause.cc:1639< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ad7144ed926660fe38c0cfbeedbaa8dfc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ad7144ed926660fe38c0cfbeedbaa8dfc" > operations_research::sat::BinaryImplicationGraph::IsDag< / a > < / div > < div class = "ttdeci" > bool IsDag() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00546" > clause.h:546< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_ae9a2f518d6edd64467abcef2c70934ff" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#ae9a2f518d6edd64467abcef2c70934ff" > operations_research::sat::BinaryImplicationGraph::num_implications< / a > < / div > < div class = "ttdeci" > int64_t num_implications() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00639" > clause.h:639< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_aec717d6bc59b3b48bb21276a081c62c1" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#aec717d6bc59b3b48bb21276a081c62c1" > operations_research::sat::BinaryImplicationGraph::AddAtMostOne< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool AddAtMostOne(absl::Span< const Literal > at_most_one)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00553" > clause.cc:553< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_af18b28ba180d18c4e4f524d6fde71f28" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af18b28ba180d18c4e4f524d6fde71f28" > operations_research::sat::BinaryImplicationGraph::literal_size< / a > < / div > < div class = "ttdeci" > int64_t literal_size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00640" > clause.h:640< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_af30fd0373e896f83bb84d2295a310492" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af30fd0373e896f83bb84d2295a310492" > operations_research::sat::BinaryImplicationGraph::MinimizeConflictExperimental< / a > < / div > < div class = "ttdeci" > void MinimizeConflictExperimental(const Trail & trail, std::vector< Literal > *c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00961" > clause.cc:961< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::BinaryImplicationGraph::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00495" > clause.cc:495< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_binary_implication_graph_html_afc581e906dd97aacce13dd14d6a12cf3" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_binary_implication_graph.html#afc581e906dd97aacce13dd14d6a12cf3" > operations_research::sat::BinaryImplicationGraph::DirectImplicationsEstimatedSize< / a > < / div > < div class = "ttdeci" > int DirectImplicationsEstimatedSize(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00697" > clause.h:697< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_drat_proof_handler_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_drat_proof_handler.html" > operations_research::sat::DratProofHandler< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "drat__proof__handler_8h_source.html#l00043" > drat_proof_handler.h:43< / a > < / div > < / div >
< 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#l00067" > sat_base.h:67< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a44fc3f1a79635fadb162d04cec312341" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a44fc3f1a79635fadb162d04cec312341" > operations_research::sat::Literal::SignedValue< / a > < / div > < div class = "ttdeci" > int SignedValue() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00090" > sat_base.h:90< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a4a11c7c4d7706c09de5e18707c3b5c62" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > operations_research::sat::Literal::Index< / a > < / div > < div class = "ttdeci" > LiteralIndex Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00087" > sat_base.h:87< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html_a886e9c024f7209181c0a850b6e90c644" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a886e9c024f7209181c0a850b6e90c644" > operations_research::sat::Literal::Negated< / a > < / div > < div class = "ttdeci" > Literal Negated() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00094" > sat_base.h:94< / a > < / div > < / div >
< 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#l00163" > clause.h:163< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a0ddf4dc22639ee58f75985d875d1fd2d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a0ddf4dc22639ee58f75985d875d1fd2d" > operations_research::sat::LiteralWatchers::InprocessingFixLiteral< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool InprocessingFixLiteral(Literal true_literal)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00357" > clause.cc:357< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a1c7c594a8c50b3a60f4b67b74da2e4ed" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1c7c594a8c50b3a60f4b67b74da2e4ed" > operations_research::sat::LiteralWatchers::LiteralWatchers< / a > < / div > < div class = "ttdeci" > LiteralWatchers(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00071" > clause.cc:71< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a1f591be5334541874ba049873235f0a9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a1f591be5334541874ba049873235f0a9" > operations_research::sat::LiteralWatchers::Propagate< / a > < / div > < div class = "ttdeci" > bool Propagate(Trail *trail) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00201" > clause.cc:201< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a287676c504a640a5569710d352ef6585" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a287676c504a640a5569710d352ef6585" > operations_research::sat::LiteralWatchers::InprocessingRemoveClause< / a > < / div > < div class = "ttdeci" > void InprocessingRemoveClause(SatClause *clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00376" > clause.cc:376< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a32aff14f95e1bfa0ac66cbff8e2f6cb7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a32aff14f95e1bfa0ac66cbff8e2f6cb7" > operations_research::sat::LiteralWatchers::NextClauseToMinimize< / a > < / div > < div class = "ttdeci" > SatClause * NextClauseToMinimize()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00249" > clause.h:249< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a38c7c4ca12035b254d9497a401606e0c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a38c7c4ca12035b254d9497a401606e0c" > operations_research::sat::LiteralWatchers::DetachAllClauses< / a > < / div > < div class = "ttdeci" > void DetachAllClauses()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00329" > clause.cc:329< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a56cba28a88a7cffa362a362fdce24dc3" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a56cba28a88a7cffa362a362fdce24dc3" > operations_research::sat::LiteralWatchers::AttachAllClauses< / a > < / div > < div class = "ttdeci" > void AttachAllClauses()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00340" > clause.cc:340< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a5aa25e6e306c7158c11d2053170379a2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a5aa25e6e306c7158c11d2053170379a2" > operations_research::sat::LiteralWatchers::Reason< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > Reason(const Trail & trail, int trail_index) const final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00210" > clause.cc:210< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a5dd3bd6d733d8f5647f15e225f8e91c4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a5dd3bd6d733d8f5647f15e225f8e91c4" > operations_research::sat::LiteralWatchers::mutable_clauses_info< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< SatClause *, ClauseInfo > * mutable_clauses_info()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00226" > clause.h:226< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a6af58ea401f90fe1a40be4558dba478a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a6af58ea401f90fe1a40be4558dba478a" > operations_research::sat::LiteralWatchers::AddRemovableClause< / a > < / div > < div class = "ttdeci" > SatClause * AddRemovableClause(const std::vector< Literal > & literals, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00230" > clause.cc:230< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a70c5a070f03810d5467c5758f6bb916e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a70c5a070f03810d5467c5758f6bb916e" > operations_research::sat::LiteralWatchers::num_inspected_clauses< / a > < / div > < div class = "ttdeci" > int64_t num_inspected_clauses() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00231" > clause.h:231< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a74971b631e1b357b2f440dff321b5c9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a74971b631e1b357b2f440dff321b5c9b" > operations_research::sat::LiteralWatchers::InprocessingAddClause< / a > < / div > < div class = "ttdeci" > SatClause * InprocessingAddClause(absl::Span< const Literal > new_clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00433" > clause.cc:433< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a75f1d17f36330a1c8a96e43fe8805598" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a75f1d17f36330a1c8a96e43fe8805598" > operations_research::sat::LiteralWatchers::SetDratProofHandler< / a > < / div > < div class = "ttdeci" > void SetDratProofHandler(DratProofHandler *drat_proof_handler)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00242" > clause.h:242< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_a9e43736bb5ad76519001b5beeb0eac6d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#a9e43736bb5ad76519001b5beeb0eac6d" > operations_research::sat::LiteralWatchers::num_clauses< / a > < / div > < div class = "ttdeci" > int64_t num_clauses() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00213" > clause.h:213< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_aab96a842b592211bf178caaf41e41f1d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aab96a842b592211bf178caaf41e41f1d" > operations_research::sat::LiteralWatchers::Attach< / a > < / div > < div class = "ttdeci" > void Attach(SatClause *clause, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00292" > clause.cc:292< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_aaec5e05be5e5e385c6222c023587cb05" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaec5e05be5e5e385c6222c023587cb05" > operations_research::sat::LiteralWatchers::AddClause< / a > < / div > < div class = "ttdeci" > bool AddClause(absl::Span< const Literal > literals, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00223" > clause.cc:223< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_aaf9f3bc83c843a94dd2240e2a81a5e3b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#aaf9f3bc83c843a94dd2240e2a81a5e3b" > operations_research::sat::LiteralWatchers::ReasonClause< / a > < / div > < div class = "ttdeci" > SatClause * ReasonClause(int trail_index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00215" > clause.cc:215< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ab054db78fc1b1e1681d2fc4e9fd1ca45" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab054db78fc1b1e1681d2fc4e9fd1ca45" > operations_research::sat::LiteralWatchers::IsRemovable< / a > < / div > < div class = "ttdeci" > bool IsRemovable(SatClause *const clause) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00222" > clause.h:222< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ab17b31190c5ab58a1334139848335283" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab17b31190c5ab58a1334139848335283" > operations_research::sat::LiteralWatchers::InprocessingRewriteClause< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT bool InprocessingRewriteClause(SatClause *clause, absl::Span< const Literal > new_clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00385" > clause.cc:385< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ab6174cc15ef4df301b31aff43216039e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab6174cc15ef4df301b31aff43216039e" > operations_research::sat::LiteralWatchers::num_watched_clauses< / a > < / div > < div class = "ttdeci" > int64_t num_watched_clauses() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00240" > clause.h:240< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ab6bd51395bef8b42ac66ad9b52635084" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab6bd51395bef8b42ac66ad9b52635084" > operations_research::sat::LiteralWatchers::LazyDetach< / a > < / div > < div class = "ttdeci" > void LazyDetach(SatClause *clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00312" > clause.cc:312< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ab80681ada3f207791a16617205935937" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ab80681ada3f207791a16617205935937" > operations_research::sat::LiteralWatchers::num_removable_clauses< / a > < / div > < div class = "ttdeci" > int64_t num_removable_clauses() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00225" > clause.h:225< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_abe425f3287da97e7ffaa8c9dfb3dcefe" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#abe425f3287da97e7ffaa8c9dfb3dcefe" > operations_research::sat::LiteralWatchers::AllClausesInCreationOrder< / a > < / div > < div class = "ttdeci" > const std::vector< SatClause * > & AllClausesInCreationOrder() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00214" > clause.h:214< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ac5790e264f5bf7307a81ca51f1e0db66" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ac5790e264f5bf7307a81ca51f1e0db66" > operations_research::sat::LiteralWatchers::~LiteralWatchers< / a > < / div > < div class = "ttdeci" > ~LiteralWatchers() override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00082" > clause.cc:82< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ac94efbc893d56e2b210b3954d14c0bcc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ac94efbc893d56e2b210b3954d14c0bcc" > operations_research::sat::LiteralWatchers::WatcherListOnFalse< / a > < / div > < div class = "ttdeci" > const std::vector< Watcher > & WatcherListOnFalse(Literal false_literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00315" > clause.h:315< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ad78bb381916ac421212217a3e5cb03ab" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ad78bb381916ac421212217a3e5cb03ab" > operations_research::sat::LiteralWatchers::num_inspected_clause_literals< / a > < / div > < div class = "ttdeci" > int64_t num_inspected_clause_literals() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00232" > clause.h:232< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ada4c57ad822069c6c61a93973dc39c4d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ada4c57ad822069c6c61a93973dc39c4d" > operations_research::sat::LiteralWatchers::ResetToMinimizeIndex< / a > < / div > < div class = "ttdeci" > void ResetToMinimizeIndex()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00260" > clause.h:260< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ae234022ee7c496416290d1946f56e1ad" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae234022ee7c496416290d1946f56e1ad" > operations_research::sat::LiteralWatchers::DeleteRemovedClauses< / a > < / div > < div class = "ttdeci" > void DeleteRemovedClauses()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00472" > clause.cc:472< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_ae57f3c4e72eb63a34fa09e707a18e6d3" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#ae57f3c4e72eb63a34fa09e707a18e6d3" > operations_research::sat::LiteralWatchers::CleanUpWatchers< / a > < / div > < div class = "ttdeci" > void CleanUpWatchers()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00459" > clause.cc:459< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_af18b28ba180d18c4e4f524d6fde71f28" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af18b28ba180d18c4e4f524d6fde71f28" > operations_research::sat::LiteralWatchers::literal_size< / a > < / div > < div class = "ttdeci" > int64_t literal_size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00237" > clause.h:237< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_af3769ff2cdf469ae4a13cc4f6b15bc14" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af3769ff2cdf469ae4a13cc4f6b15bc14" > operations_research::sat::LiteralWatchers::Detach< / a > < / div > < div class = "ttdeci" > void Detach(SatClause *clause)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00319" > clause.cc:319< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_watchers_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal_watchers.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::LiteralWatchers::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l00087" > clause.cc:87< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model.html" > operations_research::sat::Model< / a > < / div > < div class = "ttdoc" > Class that owns everything related to a particular optimization model.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2model_8h_source.html#l00042" > sat/model.h:42< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_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#l00115" > sat/util.h:115< / 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#l00054" > clause.h:54< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a032da0acc85935dc44b2b885071bf7f7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a032da0acc85935dc44b2b885071bf7f7" > operations_research::sat::SatClause::AsSpan< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > AsSpan() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00093" > clause.h:93< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a038d65130c9a8115fd34fcad758a2bbe" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a038d65130c9a8115fd34fcad758a2bbe" > operations_research::sat::SatClause::begin< / a > < / div > < div class = "ttdeci" > const Literal *const begin() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00072" > clause.h:72< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a134ccfd39c4af0a201acdd1755a281bb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a134ccfd39c4af0a201acdd1755a281bb" > operations_research::sat::SatClause::PropagationReason< / a > < / div > < div class = "ttdeci" > absl::Span< const Literal > PropagationReason() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00088" > clause.h:88< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a32e91bfa50c69a7b51346b9de33831ea" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a32e91bfa50c69a7b51346b9de33831ea" > operations_research::sat::SatClause::SecondLiteral< / a > < / div > < div class = "ttdeci" > Literal SecondLiteral() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00078" > clause.h:78< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a43aee08d7cb1f81a9fee85b46820f175" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a43aee08d7cb1f81a9fee85b46820f175" > operations_research::sat::SatClause::PropagatedLiteral< / a > < / div > < div class = "ttdeci" > Literal PropagatedLiteral() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00083" > clause.h:83< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a6095b00a4734d32844a85927b355ce32" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a6095b00a4734d32844a85927b355ce32" > operations_research::sat::SatClause::IsSatisfied< / a > < / div > < div class = "ttdeci" > bool IsSatisfied(const VariablesAssignment & assignment) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l02071" > clause.cc:2071< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a69422a656b68d50692a1b01e2b0d22ae" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a69422a656b68d50692a1b01e2b0d22ae" > operations_research::sat::SatClause::RemoveFixedLiteralsAndTestIfTrue< / a > < / div > < div class = "ttdeci" > bool RemoveFixedLiteralsAndTestIfTrue(const VariablesAssignment & assignment)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l02047" > clause.cc:2047< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a764be64f3029f8b8e23511061d8de355" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a764be64f3029f8b8e23511061d8de355" > operations_research::sat::SatClause::DebugString< / a > < / div > < div class = "ttdeci" > std::string DebugString() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l02078" > clause.cc:2078< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_a78c28538faebd5f023cd4511df6ffee4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#a78c28538faebd5f023cd4511df6ffee4" > operations_research::sat::SatClause::empty< / a > < / div > < div class = "ttdeci" > int empty() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00069" > clause.h:69< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_aac478410407cfc737e1b9a4db4952d23" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#aac478410407cfc737e1b9a4db4952d23" > operations_research::sat::SatClause::end< / a > < / div > < div class = "ttdeci" > const Literal *const end() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00073" > clause.h:73< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_ad6fa965d41774098c99258d76677fa02" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad6fa965d41774098c99258d76677fa02" > operations_research::sat::SatClause::FirstLiteral< / a > < / div > < div class = "ttdeci" > Literal FirstLiteral() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00077" > clause.h:77< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_ad891f84075141b619317c2634891d010" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad891f84075141b619317c2634891d010" > operations_research::sat::SatClause::Create< / a > < / div > < div class = "ttdeci" > static SatClause * Create(absl::Span< const Literal > literals)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8cc_source.html#l02034" > clause.cc:2034< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_ad8932e395fe5c508700b7f95d3064aef" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#ad8932e395fe5c508700b7f95d3064aef" > operations_research::sat::SatClause::IsAttached< / a > < / div > < div class = "ttdeci" > bool IsAttached() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00111" > clause.h:111< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_clause_html_af9593d4a5ff4274efaf429cb4f9e57cc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_clause.html#af9593d4a5ff4274efaf429cb4f9e57cc" > operations_research::sat::SatClause::size< / a > < / div > < div class = "ttdeci" > int size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00068" > clause.h:68< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > operations_research::sat::SatPropagator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00448" > sat_base.h:448< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_propagator_html_a0af2aa6e387b8037179350b735fe127e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_propagator.html#a0af2aa6e387b8037179350b735fe127e" > operations_research::sat::SatPropagator::propagator_id_< / a > < / div > < div class = "ttdeci" > int propagator_id_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00515" > sat_base.h:515< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html" > operations_research::sat::Trail< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00236" > sat_base.h:236< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a120ef5f82f667fe8a6a38db137bfd2a7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a120ef5f82f667fe8a6a38db137bfd2a7" > operations_research::sat::Trail::RegisterPropagator< / a > < / div > < div class = "ttdeci" > void RegisterPropagator(SatPropagator *propagator)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00560" > sat_base.h:560< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a28bc96741547301bfc21fd9648b9ee13" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a28bc96741547301bfc21fd9648b9ee13" > operations_research::sat::Trail::ChangeReason< / a > < / div > < div class = "ttdeci" > void ChangeReason(int trail_index, int propagator_id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00338" > sat_base.h:338< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a4793952607a98dfddfbcc17abfabbb4b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a4793952607a98dfddfbcc17abfabbb4b" > operations_research::sat::Trail::Assignment< / a > < / div > < div class = "ttdeci" > const VariablesAssignment & Assignment() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00383" > sat_base.h:383< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html" > operations_research::sat::VariablesAssignment< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00125" > sat_base.h:125< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variables_assignment_html_a5300129913f51dcb0b1c531e3248490e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variables_assignment.html#a5300129913f51dcb0b1c531e3248490e" > operations_research::sat::VariablesAssignment::LiteralIsTrue< / a > < / div > < div class = "ttdeci" > bool LiteralIsTrue(Literal literal) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00153" > sat_base.h:153< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_a9293e4d29cac928301645070dd307683" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > < / div > < div class = "ttdeci" > int64_t b< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00047" > constraint_solver/table.cc:47< / a > < / div > < / div >
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_acb18315d548212835cd8ed4287e6c0b6" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > < / div > < div class = "ttdeci" > int64_t a< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00046" > constraint_solver/table.cc:46< / a > < / div > < / div >
< div class = "ttc" id = "adrat__proof__handler_8h_html" > < div class = "ttname" > < a href = "drat__proof__handler_8h.html" > drat_proof_handler.h< / a > < / div > < / div >
< div class = "ttc" id = "aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465" > < div class = "ttname" > < a href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div > < div class = "ttdeci" > IntVar * var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "expr__array_8cc_source.html#l01874" > expr_array.cc:1874< / a > < / div > < / div >
< div class = "ttc" id = "agurobi__interface_8cc_html_a0728f23c9a47655d38e0bf1a2f200bcf" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > < / div > < div class = "ttdeci" > GRBmodel * model< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00274" > gurobi_interface.cc:274< / a > < / div > < / div >
< div class = "ttc" id = "ahash_8h_html" > < div class = "ttname" > < a href = "hash_8h.html" > hash.h< / a > < / div > < / div >
< div class = "ttc" id = "aintegral__types_8h_html" > < div class = "ttname" > < a href = "integral__types_8h.html" > integral_types.h< / a > < / div > < / div >
< div class = "ttc" id = "alog__severity_8h_html_ab4a2cbab234914b320b7fae11b6e8cb9" > < div class = "ttname" > < a href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > < / div > < div class = "ttdeci" > const int INFO< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "log__severity_8h_source.html#l00031" > log_severity.h:31< / a > < / div > < / div >
< div class = "ttc" id = "amacros_8h_html" > < div class = "ttname" > < a href = "macros_8h.html" > macros.h< / a > < / div > < / div >
< div class = "ttc" id = "amacros_8h_html_af8df3547bfde53a5acb93e2607b0034a" > < div class = "ttname" > < a href = "macros_8h.html#af8df3547bfde53a5acb93e2607b0034a" > DISALLOW_COPY_AND_ASSIGN< / a > < / div > < div class = "ttdeci" > #define DISALLOW_COPY_AND_ASSIGN(TypeName)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "macros_8h_source.html#l00029" > macros.h:29< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1math__opt_html_a5de89a1f6e3f80a49a0d76136d8044e2" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > operations_research::math_opt::swap< / a > < / div > < div class = "ttdeci" > void swap(IdMap< K, V > & a, IdMap< K, V > & b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "id__map_8h_source.html#l00262" > id_map.h:262< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a2dbcb7017d468a17bdb30252af5c6c31" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > operations_research::sat::kNoLiteralIndex< / a > < / div > < div class = "ttdeci" > const LiteralIndex kNoLiteralIndex(-1)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aoptimization_8cc_html_af63dcc00f2023fdf498e0829e6fb8a6b" > < div class = "ttname" > < a href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < / div > < div class = "ttdeci" > Literal literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "optimization_8cc_source.html#l00089" > optimization.cc:89< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "asat_2model_8h_html" > < div class = "ttname" > < a href = "sat_2model_8h.html" > model.h< / a > < / div > < / div >
< div class = "ttc" id = "asat_2util_8h_html" > < div class = "ttname" > < a href = "sat_2util_8h.html" > util.h< / a > < / div > < / div >
< div class = "ttc" id = "asat__base_8h_html" > < div class = "ttname" > < a href = "sat__base_8h.html" > sat_base.h< / a > < / div > < / div >
< div class = "ttc" id = "astats_8h_html" > < div class = "ttname" > < a href = "stats_8h.html" > stats.h< / a > < / div > < / div >
< div class = "ttc" id = "astats_8h_html_a3c3e6b102f0d91c523099325c98e1887" > < div class = "ttname" > < a href = "stats_8h.html#a3c3e6b102f0d91c523099325c98e1887" > IF_STATS_ENABLED< / a > < / div > < div class = "ttdeci" > #define IF_STATS_ENABLED(instructions)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "stats_8h_source.html#l00437" > stats.h:437< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "astrong__integers_8h_html" > < div class = "ttname" > < a href = "strong__integers_8h.html" > strong_integers.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "astrong__vector_8h_html" > < div class = "ttname" > < a href = "strong__vector_8h.html" > strong_vector.h< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_binary_clause_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_binary_clause.html" > operations_research::sat::BinaryClause< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00376" > clause.h:376< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_binary_clause_html_a1fb4d33282747e00e9587898f7bd7c1d" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_binary_clause.html#a1fb4d33282747e00e9587898f7bd7c1d" > operations_research::sat::BinaryClause::operator==< / a > < / div > < div class = "ttdeci" > bool operator==(BinaryClause o) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00378" > clause.h:378< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_binary_clause_html_a477754d976ebc5e37cccff698e299613" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_binary_clause.html#a477754d976ebc5e37cccff698e299613" > operations_research::sat::BinaryClause::b< / a > < / div > < div class = "ttdeci" > Literal b< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00381" > clause.h:381< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_binary_clause_html_a6e41fd727b3db90295d6f86f9a24691f" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_binary_clause.html#a6e41fd727b3db90295d6f86f9a24691f" > operations_research::sat::BinaryClause::operator!=< / a > < / div > < div class = "ttdeci" > bool operator!=(BinaryClause o) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00379" > clause.h:379< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_binary_clause_html_a886d202fca076745c336601d66363bb9" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_binary_clause.html#a886d202fca076745c336601d66363bb9" > operations_research::sat::BinaryClause::a< / a > < / div > < div class = "ttdeci" > Literal a< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00380" > clause.h:380< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_binary_clause_html_acfdf00e98421d5336252330c6ee85e21" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_binary_clause.html#acfdf00e98421d5336252330c6ee85e21" > operations_research::sat::BinaryClause::BinaryClause< / a > < / div > < div class = "ttdeci" > BinaryClause(Literal _a, Literal _b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00377" > clause.h:377< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_clause_info_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_clause_info.html" > operations_research::sat::ClauseInfo< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00146" > clause.h:146< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_clause_info_html_a88057f377391af0e1ebe4b97af753d19" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_clause_info.html#a88057f377391af0e1ebe4b97af753d19" > operations_research::sat::ClauseInfo::protected_during_next_cleanup< / a > < / div > < div class = "ttdeci" > bool protected_during_next_cleanup< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00149" > clause.h:149< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_clause_info_html_ac3e857ac5cab6563bdbf0dd5632df5ea" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_clause_info.html#ac3e857ac5cab6563bdbf0dd5632df5ea" > operations_research::sat::ClauseInfo::activity< / a > < / div > < div class = "ttdeci" > double activity< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00147" > clause.h:147< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_clause_info_html_aeae764750e16aaa4d963129a5dd92b6d" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_clause_info.html#aeae764750e16aaa4d963129a5dd92b6d" > operations_research::sat::ClauseInfo::lbd< / a > < / div > < div class = "ttdeci" > int32_t lbd< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00148" > clause.h:148< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html" > operations_research::sat::LiteralWatchers::Watcher< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00290" > clause.h:290< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher_html_a4a0473c811fac417fd412079d44641bc" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a4a0473c811fac417fd412079d44641bc" > operations_research::sat::LiteralWatchers::Watcher::Watcher< / a > < / div > < div class = "ttdeci" > Watcher()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00291" > clause.h:291< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher_html_a6382444169ace737c31ed66f4aaa4911" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a6382444169ace737c31ed66f4aaa4911" > operations_research::sat::LiteralWatchers::Watcher::start_index< / a > < / div > < div class = "ttdeci" > int32_t start_index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00308" > clause.h:308< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher_html_a8a2bf3687ccbe5c521d93a13c07d6d77" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#a8a2bf3687ccbe5c521d93a13c07d6d77" > operations_research::sat::LiteralWatchers::Watcher::Watcher< / a > < / div > < div class = "ttdeci" > Watcher(SatClause *c, Literal b, int i=2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00292" > clause.h:292< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher_html_aac01b9da5c153681e4b792e0fa0b8d41" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#aac01b9da5c153681e4b792e0fa0b8d41" > operations_research::sat::LiteralWatchers::Watcher::blocking_literal< / a > < / div > < div class = "ttdeci" > Literal blocking_literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00297" > clause.h:297< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher_html_ad6bf9b00a3144ebd5ded72037f2b577f" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_watchers_1_1_watcher.html#ad6bf9b00a3144ebd5ded72037f2b577f" > operations_research::sat::LiteralWatchers::Watcher::clause< / a > < / div > < div class = "ttdeci" > SatClause * clause< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "clause_8h_source.html#l00310" > clause.h:310< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "atime__limit_8h_html" > < div class = "ttname" > < a href = "time__limit_8h.html" > time_limit.h< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< / div > <!-- fragment --> < / div > <!-- contents -->
< / div > <!-- doc - content -->
2020-09-01 16:00:33 +02:00
<!-- HTML footer for doxygen 1.8.18 -->
<!-- start footer part -->
< div id = "nav-path" class = "navpath" > <!-- id is needed for treeview function! -->
< ul >
< li class = "navelem" > < a class = "el" href = "dir_a7cc1eeded8f693d0da6c729bc88c45a.html" > ortools< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_dddac007a45022d9da6ea1dee012c3b9.html" > sat< / a > < / li > < li class = "navelem" > < a class = "el" href = "clause_8h.html" > clause.h< / a > < / li >
< li class = "footer" > Generated by
< a href = "http://www.doxygen.org/index.html" >
2022-01-17 21:42:14 +01:00
< img class = "footer" src = "doxygen.png" alt = "doxygen" / > < / a > 1.9.3 < / li >
2020-09-01 16:00:33 +02:00
< / ul >
< / div >
< / body >
< / html >
