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< a href = "pb__constraint_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 >
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< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "preprocessor" > #ifndef OR_TOOLS_SAT_PB_CONSTRAINT_H_< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "preprocessor" > #define OR_TOOLS_SAT_PB_CONSTRAINT_H_< / 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" > #include < algorithm> < / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < limits> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < memory> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_map.h" < / span > < / div >
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< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include " absl/strings/string_view.h" < / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
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< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integral__types_8h.html" > ortools/base/integral_types.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / 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 = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " < a class = "code" href = "macros_8h.html" > ortools/base/macros.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__vector_8h.html" > ortools/base/strong_vector.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2model_8h.html" > ortools/sat/model.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat__base_8h.html" > ortools/sat/sat_base.h< / a > " < / span > < / div >
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< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
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< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "bitset_8h.html" > ortools/util/bitset.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 = "stats_8h.html" > ortools/util/stats.h< / a > " < / span > < / div >
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< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / 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 = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "comment" > // The type of the integer coefficients in a pseudo-Boolean constraint.< / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "comment" > // This is also used for the current value of a constraint or its bounds.< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#aba8aa4554e45ceae93cb84e3be5cf151" > 43< / a > < / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2abf8d5e7d838d6348a6b5b7101a0b04" > DEFINE_STRONG_INT64_TYPE< / a > (< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > );< / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "comment" > // IMPORTANT: We can' t use numeric_limits< Coefficient> ::max() which will compile< / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "comment" > // but just returns zero!!< / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#afd482f2c4b9533b4d1f7379a578e9b18" > 47< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#afd482f2c4b9533b4d1f7379a578e9b18" > kCoefficientMax< / a > (< / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::numeric_limits< Coefficient::ValueType> ::max< / a > ());< / 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" > // Represents a term in a pseudo-Boolean formula.< / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html" > 51< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html" > LiteralWithCoeff< / a > {< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#a9c8a1b84df9dd447ccd80db948eb5085" > 52< / a > < / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#a9c8a1b84df9dd447ccd80db948eb5085" > LiteralWithCoeff< / a > () {}< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ab5052c90c60767f4e16e79ea8d0bffb4" > 53< / a > < / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ab5052c90c60767f4e16e79ea8d0bffb4" > LiteralWithCoeff< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > c) : < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > (l), < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > coefficient< / a > (c) {}< / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#afb36e2f35cf64e12930a2e7ec602e8e2" > 54< / a > < / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#afb36e2f35cf64e12930a2e7ec602e8e2" > LiteralWithCoeff< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l, int64_t c) : < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > (l), < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > coefficient< / a > (c) {}< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > 55< / 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_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ;< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > 56< / a > < / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > coefficient< / a > ;< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#a262cd3d45828aaec895b772bd50002d5" > 57< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#a262cd3d45828aaec895b772bd50002d5" > operator==< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html" > LiteralWithCoeff< / a > & other)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () == other.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > () & & < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > coefficient< / a > == other.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > coefficient< / a > ;< / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > }< / 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 > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > H> < / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#adf5729c9f2cd9c6c4897cd486978291a" > 64< / a > < / span > H < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#adf5729c9f2cd9c6c4897cd486978291a" > AbslHashValue< / a > (H h, < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html" > LiteralWithCoeff< / a > & term) {< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > < span class = "keywordflow" > return< / span > H::combine(std::move(h), term.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a4a11c7c4d7706c09de5e18707c3b5c62" > Index< / a > (),< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > term.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > coefficient< / a > .value());< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > }< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#ae9035e7022f44a62d30b9ae6050d57a4" > 69< / a > < / span > < span class = "keyword" > inline< / span > std::ostream& < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a15ca399ada8a279dc92f693ede7e4004" > operator< < < / a > (std::ostream& os, < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html" > LiteralWithCoeff< / a > term) {< / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > os < < term.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > coefficient< / a > < < < span class = "stringliteral" > " [" < / span > < < term.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_literal.html#a764be64f3029f8b8e23511061d8de355" > DebugString< / a > () < < < span class = "stringliteral" > " ]" < / span > ;< / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "keywordflow" > return< / span > os;< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > }< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "comment" > // Puts the given Boolean linear expression in canonical form:< / span > < / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < span class = "comment" > // - Merge all the literal corresponding to the same variable.< / span > < / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "comment" > // - Remove zero coefficients.< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < span class = "comment" > // - Make all the coefficients positive.< / span > < / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "comment" > // - Sort the terms by increasing coefficient values.< / span > < / div >
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< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < span class = "comment" > // This function also computes:< / span > < / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < span class = "comment" > // - max_value: the maximum possible value of the formula.< / span > < / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < span class = "comment" > // - bound_shift: which allows to updates initial bounds. That is, if an< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < span class = "comment" > // initial pseudo-Boolean constraint was< / span > < / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < span class = "comment" > // lhs < initial_pb_formula < rhs< / span > < / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "comment" > // then the new one is:< / span > < / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < span class = "comment" > // lhs + bound_shift < canonical_form < rhs + bound_shift< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < span class = "comment" > // Finally, this will return false, if some integer overflow or underflow< / span > < / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < span class = "comment" > // occurred during the reduction to the canonical form.< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a8860b588974cb8ffaf2ac97eafd67b3e" > ComputeBooleanLinearExpressionCanonicalForm< / a > (< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > std::vector< LiteralWithCoeff> * cst, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * bound_shift,< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * max_value);< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "comment" > // Maps all the literals of the given constraint using the given mapping. The< / span > < / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "comment" > // mapping may map a literal index to kTrueLiteralIndex or kFalseLiteralIndex in< / span > < / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "comment" > // which case the literal will be considered fixed to the appropriate value.< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "comment" > // Note that this function also canonicalizes the constraint and updates< / span > < / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // bound_shift and max_value like ComputeBooleanLinearExpressionCanonicalForm()< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "comment" > // does.< / span > < / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "comment" > // Finally, this will return false if some integer overflow or underflow< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "comment" > // occurred during the constraint simplification.< / span > < / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a562245e719610d5969ca1b4b1b310c9d" > ApplyLiteralMapping< / a > (< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, LiteralIndex> < / a > & mapping,< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > std::vector< LiteralWithCoeff> * cst, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * bound_shift,< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * max_value);< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < span class = "comment" > // From a constraint ' expr < = ub' and the result (bound_shift, max_value) of< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "comment" > // calling ComputeBooleanLinearExpressionCanonicalForm() on ' expr' , this returns< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < span class = "comment" > // a new rhs such that ' canonical expression < = rhs' is an equivalent< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > // constraint. This function deals with all the possible overflow corner cases.< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "comment" > // The result will be in [-1, max_value] where -1 means unsatisfiable and< / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "comment" > // max_value means trivialy satisfiable.< / span > < / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a01c76d0c46e2975d10e45ab04877f4ac" > ComputeCanonicalRhs< / a > (< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > bound_shift, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > max_value);< / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "comment" > // Same as ComputeCanonicalRhs(), but uses the initial constraint lower bound< / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "comment" > // instead. From a constraint ' lb < = expression' , this returns a rhs such that< / span > < / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < span class = "comment" > // ' canonical expression with literals negated < = rhs' .< / span > < / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < span class = "comment" > // Note that the range is also [-1, max_value] with the same meaning.< / span > < / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a5c5399274f079c718ec46bf4b3032d27" > ComputeNegatedCanonicalRhs< / a > (< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > bound_shift,< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > max_value);< / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > < span class = "comment" > // Returns true iff the Boolean linear expression is in canonical form.< / span > < / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acf18431db5241d6ae15e5db2470d9079" > BooleanLinearExpressionIsCanonical< / a > (< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > < span class = "keyword" > const< / span > std::vector< LiteralWithCoeff> & cst);< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < span class = "comment" > // Given a Boolean linear constraint in canonical form, simplify its< / span > < / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "comment" > // coefficients using simple heuristics.< / span > < / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a740bdf0c6c84d1fd07e8405fac06e04e" > SimplifyCanonicalBooleanLinearConstraint< / a > (< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > std::vector< LiteralWithCoeff> * cst, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * rhs);< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < span class = "comment" > // Holds a set of boolean linear constraints in canonical form:< / span > < / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > < span class = "comment" > // - The constraint is a linear sum of LiteralWithCoeff < = rhs.< / span > < / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < span class = "comment" > // - The linear sum satisfies the properties described in< / span > < / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < span class = "comment" > // ComputeBooleanLinearExpressionCanonicalForm().< / span > < / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "comment" > // TODO(user): Simplify further the constraints.< / span > < / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "comment" > // TODO(user): Remove the duplication between this and what the sat solver< / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "comment" > // is doing in AddLinearConstraint() which is basically the same.< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < span class = "comment" > // TODO(user): Remove duplicate constraints? some problems have them, and< / span > < / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > < span class = "comment" > // this is not ideal for the symmetry computation since it leads to a lot of< / span > < / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "comment" > // symmetries of the associated graph that are not useful.< / span > < / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html" > 150< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html" > CanonicalBooleanLinearProblem< / a > {< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a284a9b03285c5c0a835e07aba4f77b6f" > 152< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a284a9b03285c5c0a835e07aba4f77b6f" > CanonicalBooleanLinearProblem< / 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" > // Adds a new constraint to the problem. The bounds are inclusive.< / span > < / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < span class = "comment" > // Returns false in case of a possible overflow or if the constraint is< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "comment" > // never satisfiable.< / 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" > // TODO(user): Use a return status to distinguish errors if needed.< / span > < / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a05c49a95f6af6f8d873c96cae6ab6653" > AddLinearConstraint< / a > (< span class = "keywordtype" > bool< / span > use_lower_bound, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "keywordtype" > bool< / span > use_upper_bound, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > std::vector< LiteralWithCoeff> * cst);< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > < span class = "comment" > // Getters. All the constraints are guaranteed to be in canonical form.< / span > < / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a03666f2e70e42a9560aa9ce7416d2644" > 164< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a03666f2e70e42a9560aa9ce7416d2644" > NumConstraints< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > constraints_.size(); }< / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a7391d0c784872207477f474cf28f65a5" > 165< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a7391d0c784872207477f474cf28f65a5" > Rhs< / a > (< span class = "keywordtype" > int< / span > i)< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > rhs_[i]; }< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a0e4ccc6931a5af988f275e37eac703d7" > 166< / a > < / span > < span class = "keyword" > const< / span > std::vector< LiteralWithCoeff> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a0e4ccc6931a5af988f275e37eac703d7" > Constraint< / a > (< span class = "keywordtype" > int< / span > i)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "keywordflow" > return< / span > constraints_[i];< / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > }< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > < span class = "keywordtype" > bool< / span > AddConstraint(< span class = "keyword" > const< / span > std::vector< LiteralWithCoeff> & cst,< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > max_value, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > rhs);< / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > std::vector< Coefficient> rhs_;< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > std::vector< std::vector< LiteralWithCoeff> > constraints_;< / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html" > CanonicalBooleanLinearProblem< / a > );< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > };< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "comment" > // Encode a constraint sum term < = rhs, where each term is a positive< / span > < / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < span class = "comment" > // Coefficient times a literal. This class allows efficient modification of the< / span > < / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < span class = "comment" > // constraint and is used during pseudo-Boolean resolution.< / span > < / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html" > 182< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html" > MutableUpperBoundedLinearConstraint< / a > {< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > < span class = "comment" > // This must be called before any other functions is used with an higher< / span > < / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "comment" > // variable index.< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ac85244c6eaf57970b2057657ae70ee17" > ClearAndResize< / a > (< span class = "keywordtype" > int< / span > num_variables);< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < span class = "comment" > // Reset the constraint to 0 < = 0.< / span > < / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < span class = "comment" > // Note that the constraint size stays the same.< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#aa7d76b766faf39c1652b6617eac5fe20" > ClearAll< / a > ();< / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < span class = "comment" > // Returns the coefficient (> = 0) of the given variable.< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ad87ff40755cf420a0b8ead1f7f9f0489" > 193< / a > < / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ad87ff40755cf420a0b8ead1f7f9f0489" > GetCoefficient< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "keywordflow" > return< / span > AbsCoefficient(terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]);< / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > }< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < span class = "comment" > // Returns the literal under which the given variable appear in the< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "comment" > // constraint. Note that if GetCoefficient(var) == 0 this just returns< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "comment" > // Literal(var, true).< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2296cbfc427d1ccfb3ecc7d0ced18b01" > 200< / 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_mutable_upper_bounded_linear_constraint.html#a2296cbfc427d1ccfb3ecc7d0ced18b01" > GetLiteral< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] > 0);< / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > }< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "comment" > // If we have a lower bounded constraint sum terms > = rhs, then it is trivial< / span > < / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "comment" > // to see that the coefficient of any term can be reduced to rhs if it is< / span > < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < span class = "comment" > // bigger. This does exactly this operation, but on the upper bounded< / span > < / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < span class = "comment" > // representation.< / span > < / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "comment" > // If we take a constraint sum ci.xi < = rhs, take its negation and add max_sum< / span > < / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "comment" > // on both side, we have sum ci.(1 - xi) > = max_sum - rhs< / span > < / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < span class = "comment" > // So every ci > (max_sum - rhs) can be replacend by (max_sum - rhs).< / span > < / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < span class = "comment" > // Not that this operation also change the original rhs of the constraint.< / span > < / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a16645beea614ddea591b722904131da9" > ReduceCoefficients< / a > ();< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < span class = "comment" > // Same as ReduceCoefficients() but only consider the coefficient of the given< / span > < / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > < span class = "comment" > // variable.< / span > < / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a8a9bf7ca1aaa88ead85b1e5e0b812a8b" > 217< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a8a9bf7ca1aaa88ead85b1e5e0b812a8b" > ReduceGivenCoefficient< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "routing__filters_8cc.html#a4f1e8002734902ae1c65ccc3fc30c98e" > bound< / a > = max_sum_ - rhs_;< / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > diff = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ad87ff40755cf420a0b8ead1f7f9f0489" > GetCoefficient< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) - < a class = "code hl_variable" href = "routing__filters_8cc.html#a4f1e8002734902ae1c65ccc3fc30c98e" > bound< / a > ;< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < span class = "keywordflow" > if< / span > (diff > 0) {< / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > rhs_ -= diff;< / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > max_sum_ -= diff;< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = (terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] > 0) ? < a class = "code hl_variable" href = "routing__filters_8cc.html#a4f1e8002734902ae1c65ccc3fc30c98e" > bound< / a > : -< a class = "code hl_variable" href = "routing__filters_8cc.html#a4f1e8002734902ae1c65ccc3fc30c98e" > bound< / a > ;< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > }< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > }< / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < span class = "comment" > // Compute the constraint slack assuming that only the variables with index < < / span > < / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < span class = "comment" > // trail_index are assigned.< / span > < / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a3061094c37b507ae2834cb7d86fbcf39" > ComputeSlackForTrailPrefix< / 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 = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "keywordtype" > int< / span > trail_index) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "comment" > // Same as ReduceCoefficients() followed by ComputeSlackForTrailPrefix(). It< / span > < / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "comment" > // allows to loop only once over all the terms of the constraint instead of< / span > < / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "comment" > // doing it twice. This helps since doing that can be the main bottleneck.< / span > < / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "comment" > // Note that this function assumes that the returned slack will be negative.< / span > < / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < span class = "comment" > // This allow to DCHECK some assumptions on what coefficients can be reduced< / span > < / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < span class = "comment" > // or not.< / span > < / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < span class = "comment" > // TODO(user): Ideally the slack should be maitainable incrementally.< / span > < / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a34a2ab35db64cd0574f980eb99d34a89" > ReduceCoefficientsAndComputeSlackForTrailPrefix< / a > (< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, < span class = "keywordtype" > int< / span > trail_index);< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > < / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < span class = "comment" > // Relaxes the constraint so that:< / span > < / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < span class = "comment" > // - ComputeSlackForTrailPrefix(trail, trail_index) == target;< / span > < / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < span class = "comment" > // - All the variables that were propagated given the assignment < trail_index< / span > < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "comment" > // are still propagated.< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < span class = "comment" > // As a precondition, ComputeSlackForTrailPrefix(trail, trail_index) > = target< / span > < / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < span class = "comment" > // Note that nothing happen if the slack is already equals to target.< / span > < / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < span class = "comment" > // Algorithm: Let diff = slack - target (> = 0). We will split the constraint< / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < span class = "comment" > // linear expression in 3 parts:< / span > < / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < span class = "comment" > // - P1: the true variables (only the one assigned < trail_index).< / span > < / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < span class = "comment" > // - P2: the other variables with a coeff > diff.< / span > < / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < span class = "comment" > // Note that all these variables were the propagated ones.< / span > < / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < span class = "comment" > // - P3: the other variables with a coeff < = diff.< / span > < / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > < span class = "comment" > // We can then transform P1 + P2 + P3 < = rhs_ into P1 + P2' < = rhs_ - diff< / span > < / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < span class = "comment" > // Where P2' is the same sum as P2 with all the coefficient reduced by diff.< / span > < / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < span class = "comment" > // Proof: Given the old constraint, we want to show that the relaxed one is< / span > < / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // always true. If all the variable in P2' are false, then< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "comment" > // P1 < = rhs_ - slack < = rhs_ - diff is always true. If at least one of the< / span > < / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > < span class = "comment" > // P2' variable is true, then P2 > = P2' + diff and we have< / span > < / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < span class = "comment" > // P1 + P2' + diff < = P1 + P2 < = rhs_.< / span > < / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a3d589ce2855e8e0e57354f33d73123e2" > ReduceSlackTo< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, < span class = "keywordtype" > int< / span > trail_index,< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > initial_slack, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > target);< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < span class = "comment" > // Copies this constraint into a vector< LiteralWithCoeff> representation.< / span > < / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ad49fd13bba7789f08d81d6c71d856082" > CopyIntoVector< / a > (std::vector< LiteralWithCoeff> * output);< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "comment" > // Adds a non-negative value to this constraint Rhs().< / span > < / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ac4fb16d0641ccef0502adb8bbe3909af" > 273< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ac4fb16d0641ccef0502adb8bbe3909af" > AddToRhs< / a > (< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) {< / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > , 0);< / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > rhs_ += < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / 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" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a4556e82417879ecf2bf14a4ee7bfce9e" > 277< / a > < / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a4556e82417879ecf2bf14a4ee7bfce9e" > Rhs< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > rhs_; }< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2017fd2cf382a2d3e8989cbeccf4cd1b" > 278< / a > < / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2017fd2cf382a2d3e8989cbeccf4cd1b" > MaxSum< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > max_sum_; }< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > < / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > < span class = "comment" > // Adds a term to this constraint. This is in the .h for efficiency.< / span > < / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < span class = "comment" > // The encoding used internally is described below in the terms_ comment.< / span > < / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#aaff50cb53673c51920c6bcb567ca8806" > 282< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#aaff50cb53673c51920c6bcb567ca8806" > AddTerm< / 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 > , < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ) {< / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > , 0);< / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "keyword" > const< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Variable();< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "keyword" > const< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > term_encoding = < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .IsPositive() ? < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > : -< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ;< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > != < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2296cbfc427d1ccfb3ecc7d0ced18b01" > GetLiteral< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < span class = "comment" > // The two terms are of opposite sign, a " cancelation" happens.< / span > < / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "comment" > // We need to change the encoding of the lower magnitude term.< / span > < / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "comment" > // - If term > 0, term . x -> term . (x - 1) + term< / span > < / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > < span class = "comment" > // - If term < 0, term . (x - 1) -> term . x - term< / span > < / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > < span class = "comment" > // In both cases, rhs -= abs(term).< / span > < / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > rhs_ -= < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > , AbsCoefficient(terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]));< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > max_sum_ += AbsCoefficient(term_encoding + terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) -< / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > AbsCoefficient(terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]);< / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "comment" > // Both terms are of the same sign (or terms_[var] is zero).< / span > < / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > max_sum_ += < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / 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 > < a class = "code hl_define" href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > (max_sum_, 0) < < < span class = "stringliteral" > " Overflow" < / span > ;< / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] += term_encoding;< / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > non_zeros_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
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< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > }< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < / div >
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< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "comment" > // Returns the " cancelation" amount of AddTerm(literal, coeff).< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a7af7a846335222cba297cb30a41c6525" > 305< / a > < / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a7af7a846335222cba297cb30a41c6525" > CancelationAmount< / 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 > , < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a" > DCHECK_GT< / a > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > , 0);< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "keyword" > const< / span > BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > .Variable();< / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > == < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2296cbfc427d1ccfb3ecc7d0ced18b01" > GetLiteral< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > return< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > (0);< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > , AbsCoefficient(terms_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]));< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > }< / 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 > < span class = "comment" > // Returns a set of positions that contains all the non-zeros terms of the< / span > < / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "comment" > // constraint. Note that this set can also contains some zero terms.< / span > < / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2ad24646453b0612323701db437cba19" > 314< / a > < / span > < span class = "keyword" > const< / span > std::vector< BooleanVariable> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2ad24646453b0612323701db437cba19" > PossibleNonZeros< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > < span class = "keywordflow" > return< / span > non_zeros_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > PositionsSetAtLeastOnce< / a > ();< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > }< / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > < span class = "comment" > // Returns a string representation of the constraint.< / span > < / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a6097c48821f010becb9a6910f4c39288" > DebugString< / a > ();< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > AbsCoefficient(< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > )< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > > 0 ? < 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#acb18315d548212835cd8ed4287e6c0b6" > a< / a > ; }< / div >
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< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > < / div >
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< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < span class = "comment" > // Only used for DCHECK_EQ(max_sum_, ComputeMaxSum());< / span > < / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > ComputeMaxSum() < span class = "keyword" > const< / span > ;< / div >
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< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > < / div >
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< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > < span class = "comment" > // The encoding is special:< / span > < / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "comment" > // - If terms_[x] > 0, then the associated term is ' terms_[x] . x' < / span > < / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < span class = "comment" > // - If terms_[x] < 0, then the associated term is ' terms_[x] . (x - 1)' < / span > < / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, Coefficient> < / a > terms_;< / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > < / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > < span class = "comment" > // The right hand side of the constraint (sum terms < = rhs_).< / span > < / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > rhs_;< / div >
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< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > < / div >
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< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > < span class = "comment" > // The constraint maximum sum (i.e. sum of the absolute term coefficients).< / span > < / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > < span class = "comment" > // Note that checking the integer overflow on this sum is enough.< / span > < / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > max_sum_;< / div >
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< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > < / div >
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< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < span class = "comment" > // Contains the possibly non-zeros terms_ value.< / span > < / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< BooleanVariable> < / a > non_zeros_;< / 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 > < / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > < span class = "comment" > // A simple " helper" class to enqueue a propagated literal on the trail and< / span > < / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < span class = "comment" > // keep the information needed to explain it when requested.< / span > < / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "keyword" > class < / span > UpperBoundedLinearConstraint;< / 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" > < a class = "line" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html" > 347< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html" > PbConstraintsEnqueueHelper< / a > {< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#a80f73afb7f3e4965def965261750bc86" > 348< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#a80f73afb7f3e4965def965261750bc86" > Enqueue< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l, < span class = "keywordtype" > int< / span > source_trail_index,< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html" > UpperBoundedLinearConstraint< / a > * < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail) {< / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#a2b537e8bba9403eef4d626a7a8b921a1" > reasons< / a > [trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > ()] = {source_trail_index, < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > };< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > trail-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > Enqueue< / a > (l, < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#ac12cf291d1c4f67f024ecd26b791507d" > propagator_id< / a > );< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > }< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > < / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < span class = "comment" > // The propagator id of PbConstraints.< / span > < / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#ac12cf291d1c4f67f024ecd26b791507d" > 355< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#ac12cf291d1c4f67f024ecd26b791507d" > propagator_id< / a > ;< / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > < / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < span class = "comment" > // A temporary vector to store the last conflict.< / span > < / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#aaae88a70725a09afe173932f040c49a1" > 358< / a > < / span > std::vector< Literal> < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#aaae88a70725a09afe173932f040c49a1" > conflict< / a > ;< / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > < / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > < span class = "comment" > // Information needed to recover the reason of an Enqueue().< / span > < / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > < span class = "comment" > // Indexed by trail_index.< / span > < / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html" > 362< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html" > ReasonInfo< / a > {< / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html#a423024af9357cc1dff15aa424e022d9d" > 363< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html#a423024af9357cc1dff15aa424e022d9d" > source_trail_index< / a > ;< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html#afe52c2c26c7ea4bb701d2e051c0f3833" > 364< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html" > UpperBoundedLinearConstraint< / a > * < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html#afe52c2c26c7ea4bb701d2e051c0f3833" > pb_constraint< / a > ;< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > };< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#a2b537e8bba9403eef4d626a7a8b921a1" > 366< / a > < / span > std::vector< ReasonInfo> < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#a2b537e8bba9403eef4d626a7a8b921a1" > reasons< / a > ;< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > };< / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < span class = "comment" > // This class contains half the propagation logic for a constraint of the form< / span > < / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > < span class = "comment" > // sum ci * li < = rhs, ci positive coefficients, li literals.< / span > < / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > < span class = "comment" > // The other half is implemented by the PbConstraints class below which takes< / span > < / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < span class = "comment" > // care of updating the ' threshold' value of this constraint:< / span > < / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > < span class = "comment" > // - ' slack' is rhs minus all the ci of the variables xi assigned to< / span > < / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > < span class = "comment" > // true. Note that it is not updated as soon as xi is assigned, but only< / span > < / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < span class = "comment" > // later when this assignment is " processed" by the PbConstraints class.< / span > < / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > < span class = "comment" > // - ' threshold' is the distance from ' slack' to the largest coefficient ci< / span > < / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > < span class = "comment" > // smaller or equal to slack. By definition, all the literals with< / span > < / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > < span class = "comment" > // even larger coefficients that are yet ' processed' must be false for the< / span > < / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > < span class = "comment" > // constraint to be satisfiable.< / span > < / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html" > 382< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html" > UpperBoundedLinearConstraint< / a > {< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < span class = "comment" > // Takes a pseudo-Boolean formula in canonical form.< / span > < / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#aaf167a7e47f0e21f2b67ba9af023530a" > UpperBoundedLinearConstraint< / a > (< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < span class = "keyword" > const< / span > std::vector< LiteralWithCoeff> & cst);< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > < / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > < span class = "comment" > // Returns true if the given terms are the same as the one in this constraint.< / span > < / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a32f963abf423028dcbb4d1c3daf8086d" > HasIdenticalTerms< / a > (< span class = "keyword" > const< / span > std::vector< LiteralWithCoeff> & cst);< / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a4556e82417879ecf2bf14a4ee7bfce9e" > 390< / a > < / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a4556e82417879ecf2bf14a4ee7bfce9e" > Rhs< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > rhs_; }< / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > 391< / span > < / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > < span class = "comment" > // Sets the rhs of this constraint. Compute the initial threshold value using< / span > < / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > < span class = "comment" > // only the literal with a trail index smaller than the given one. Enqueues on< / span > < / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > < span class = "comment" > // the trail any propagated literals.< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < span class = "comment" > //< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > < span class = "comment" > // Returns false if the preconditions described in< / span > < / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "comment" > // PbConstraints::AddConstraint() are not meet.< / span > < / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a40669a5dba9b3618272a2881174aee5c" > InitializeRhs< / a > (< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > rhs, < span class = "keywordtype" > int< / span > trail_index, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * threshold,< / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail, < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html" > PbConstraintsEnqueueHelper< / a > * helper);< / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > < / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > < span class = "comment" > // Tests for propagation and enqueues propagated literals on the trail.< / span > < / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < span class = "comment" > // Returns false if a conflict was detected, in which case conflict is filled.< / span > < / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > < span class = "comment" > // Preconditions:< / span > < / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > < span class = "comment" > // - For each " processed" literal, the given threshold value must have been< / span > < / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > < span class = "comment" > // decreased by its associated coefficient in the constraint. It must now< / span > < / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > < span class = "comment" > // be stricly negative.< / span > < / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > < span class = "comment" > // - The given trail_index is the index of a true literal in the trail which< / span > < / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > < span class = "comment" > // just caused threshold to become stricly negative. All literals with< / span > < / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > < span class = "comment" > // smaller index must have been " processed" . All assigned literals with< / span > < / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > < span class = "comment" > // greater trail index are not yet " processed" .< / span > < / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > < span class = "comment" > // The threshold is updated to its new value.< / span > < / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a1d503b84c8c90bca31afd5a89b6db0ba" > Propagate< / a > (< span class = "keywordtype" > int< / span > trail_index, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * threshold, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail,< / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html" > PbConstraintsEnqueueHelper< / a > * helper);< / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > < / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > < span class = "comment" > // Updates the given threshold and the internal state. This is the opposite of< / span > < / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > < span class = "comment" > // Propagate(). Each time a literal in unassigned, the threshold value must< / span > < / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > < span class = "comment" > // have been increased by its coefficient. This update the threshold to its< / span > < / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > < span class = "comment" > // new value.< / span > < / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a63931731d764c40e4c80ec59a553a0f1" > Untrail< / a > (< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * threshold, < span class = "keywordtype" > int< / span > trail_index);< / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > < / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > < span class = "comment" > // Provided that the literal with given source_trail_index was the one that< / span > < / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < span class = "comment" > // propagated the conflict or the literal we wants to explain, then this will< / span > < / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < span class = "comment" > // compute the reason.< / 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" > // Some properties of the reason:< / span > < / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < span class = "comment" > // - Literals of level 0 are removed.< / span > < / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > < span class = "comment" > // - It will always contain the literal with given source_trail_index (except< / span > < / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > < span class = "comment" > // if it is of level 0).< / span > < / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < span class = "comment" > // - We make the reason more compact by greedily removing terms with small< / span > < / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "comment" > // coefficients that would not have changed the propagation.< / span > < / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < span class = "comment" > // TODO(user): Maybe it is possible to derive a better reason by using more< / span > < / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > < span class = "comment" > // information. For instance one could use the mask of literals that are< / span > < / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > < span class = "comment" > // better to use during conflict minimization (namely the one already in the< / span > < / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > < span class = "comment" > // 1-UIP conflict).< / span > < / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a2c809e3ff1236e74ebaaafb7864aca94" > FillReason< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, < span class = "keywordtype" > int< / span > source_trail_index,< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > BooleanVariable propagated_variable,< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > std::vector< Literal> * reason);< / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > < / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > < span class = "comment" > // Same operation as SatSolver::ResolvePBConflict(), the only difference is< / span > < / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < span class = "comment" > // that here the reason for var is *this.< / span > < / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a40517ccc9af91f2423cb14c508371ba1" > ResolvePBConflict< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ,< / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html" > MutableUpperBoundedLinearConstraint< / a > * conflict,< / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * conflict_slack);< / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > < span class = "comment" > // Adds this pb constraint into the given mutable one.< / span > < / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > 450< / span > < span class = "comment" > // TODO(user): Provides instead an easy to use iterator over an< / span > < / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / span > < span class = "comment" > // UpperBoundedLinearConstraint and move this function to< / span > < / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > 452< / span > < span class = "comment" > // MutableUpperBoundedLinearConstraint.< / span > < / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a79bc25526bc335587dd8b8c433d19306" > AddToConflict< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html" > MutableUpperBoundedLinearConstraint< / a > * conflict);< / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > < / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > < span class = "comment" > // Compute the sum of the " cancelation" in AddTerm() if *this is added to< / span > < / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "comment" > // the given conflict. The sum doesn' t take into account literal assigned with< / span > < / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < span class = "comment" > // a trail index smaller than the given one.< / span > < / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > < span class = "comment" > // Note(user): Currently, this is only used in DCHECKs.< / span > < / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a103f8fd98c381df722712e1782af52d4" > ComputeCancelation< / a > (< / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, < span class = "keywordtype" > int< / span > trail_index,< / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html" > MutableUpperBoundedLinearConstraint< / a > & conflict);< / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > < / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > < span class = "comment" > // API to mark a constraint for deletion before actually deleting it.< / span > < / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#ae232e8f1d65c7223588645585811d018" > 465< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#ae232e8f1d65c7223588645585811d018" > MarkForDeletion< / a > () { is_marked_for_deletion_ = < span class = "keyword" > true< / span > ; }< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#af5bdeba7aab357b3a8e987dc9c527856" > 466< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#af5bdeba7aab357b3a8e987dc9c527856" > is_marked_for_deletion< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > is_marked_for_deletion_; }< / 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" > 468< / span > < span class = "comment" > // Only learned constraints are considered for deletion during the constraint< / span > < / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > < span class = "comment" > // cleanup phase. We also can' t delete variables used as a reason.< / span > < / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a27e53a30d14b2ece60bfbad8aca43cfb" > 470< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a27e53a30d14b2ece60bfbad8aca43cfb" > set_is_learned< / a > (< span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a7e8ee12f0eae3b9e348b88e6675438d7" > is_learned< / a > ) { is_learned_ = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a7e8ee12f0eae3b9e348b88e6675438d7" > is_learned< / a > ; }< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a7e8ee12f0eae3b9e348b88e6675438d7" > 471< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a7e8ee12f0eae3b9e348b88e6675438d7" > is_learned< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > is_learned_; }< / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#ac05fae50934252485d3b8addda1e0695" > 472< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#ac05fae50934252485d3b8addda1e0695" > is_used_as_a_reason< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > first_reason_trail_index_ != -1; }< / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > < / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > < span class = "comment" > // Activity of the constraint. Only low activity constraint will be deleted< / span > < / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "comment" > // during the constraint cleanup phase.< / span > < / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a033e8db16a2a7516bc261c80d1e6ed0f" > 476< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a033e8db16a2a7516bc261c80d1e6ed0f" > set_activity< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#add3bd69a358a7351a31f0a12a4bf16b0" > activity< / a > ) { activity_ = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#add3bd69a358a7351a31f0a12a4bf16b0" > activity< / a > ; }< / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#add3bd69a358a7351a31f0a12a4bf16b0" > 477< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#add3bd69a358a7351a31f0a12a4bf16b0" > activity< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > activity_; }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > 478< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > < span class = "comment" > // Returns a fingerprint of the constraint linear expression (without rhs).< / span > < / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < span class = "comment" > // This is used for duplicate detection.< / span > < / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a35b9406690383f9b794082192db9f109" > 481< / a > < / span > uint64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a35b9406690383f9b794082192db9f109" > hash< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > hash_; }< / 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" > // This is used to get statistics of the number of literals inspected by< / span > < / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > < span class = "comment" > // a Propagate() call.< / span > < / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a5f65c8b6b41bb6b090435d4aa3d7d30b" > 485< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a5f65c8b6b41bb6b090435d4aa3d7d30b" > already_propagated_end< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > already_propagated_end_; }< / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > < / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > GetSlackFromThreshold(< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > threshold) {< / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < span class = "keywordflow" > return< / span > (index_ < 0) ? threshold : coeffs_[index_] + threshold;< / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > }< / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > < span class = "keywordtype" > void< / span > Update(< a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > slack, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > * threshold) {< / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > 492< / span > *threshold = (index_ < 0) ? slack : slack - coeffs_[index_];< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > already_propagated_end_ = starts_[index_ + 1];< / 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 > < / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > < span class = "comment" > // Constraint management fields.< / span > < / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > < span class = "comment" > // TODO(user): Rearrange and specify bit size to minimize memory usage.< / span > < / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < span class = "keywordtype" > bool< / span > is_marked_for_deletion_;< / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > < span class = "keywordtype" > bool< / span > is_learned_;< / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > < span class = "keywordtype" > int< / span > first_reason_trail_index_;< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > < span class = "keywordtype" > double< / span > activity_;< / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > < / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > < span class = "comment" > // Constraint propagation fields.< / span > < / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > < span class = "keywordtype" > int< / span > index_;< / div >
< div class = "line" > < a id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > < span class = "keywordtype" > int< / span > already_propagated_end_;< / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > < / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > < span class = "comment" > // In the internal representation, we merge the terms with the same< / span > < / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > < span class = "comment" > // coefficient.< / span > < / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > < span class = "comment" > // - literals_ contains all the literal of the constraint sorted by< / span > < / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > < span class = "comment" > // increasing coefficients.< / span > < / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > < span class = "comment" > // - coeffs_ contains unique increasing coefficients.< / span > < / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > < span class = "comment" > // - starts_[i] is the index in literals_ of the first literal with< / span > < / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > < span class = "comment" > // coefficient coeffs_[i].< / span > < / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > std::vector< Coefficient> coeffs_;< / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > 515< / span > std::vector< int> starts_;< / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > std::vector< Literal> literals_;< / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > rhs_;< / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > < / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > uint64_t hash_;< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > };< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > < / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > < span class = "comment" > // Class responsible for managing a set of pseudo-Boolean constraints and their< / span > < / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < span class = "comment" > // propagation.< / span > < / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html" > 524< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_pb_constraints.html" > PbConstraints< / 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 = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#aaef19c229ed09dad5e49d53096e7be46" > 526< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#aaef19c229ed09dad5e49d53096e7be46" > PbConstraints< / 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 = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sat_propagator.html" > SatPropagator< / a > (< span class = "stringliteral" > " PbConstraints" < / span > ),< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > conflicting_constraint_index_(-1),< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > num_learned_constraint_before_cleanup_(0),< / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > constraint_activity_increment_(1.0),< / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > parameters_(< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< SatParameters> ()),< / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > stats_(< span class = "stringliteral" > " PbConstraints" < / span > ),< / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > num_constraint_lookups_(0),< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > num_inspected_constraint_literals_(0),< / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > num_threshold_updates_(0) {< / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > < 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 > > ()-> RegisterPropagator(< span class = "keyword" > this< / span > );< / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > }< / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a22d7b8d009ec7b8ccef8cd662d4bac7e" > 538< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a22d7b8d009ec7b8ccef8cd662d4bac7e" > ~PbConstraints< / a > ()< span class = "keyword" > override < / span > {< / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < a class = "code hl_define" href = "stats_8h.html#a3c3e6b102f0d91c523099325c98e1887" > IF_STATS_ENABLED< / a > ({< / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / 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 = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / 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_constraint_lookups_: " < / span > < < num_constraint_lookups_;< / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / 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_threshold_updates_: " < / span > < < num_threshold_updates_;< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > });< / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > }< / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > < / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.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 = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ae20e3965a974e3a5fe816c033a94e568" > Untrail< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail, < span class = "keywordtype" > int< / span > trail_index) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > absl::Span< const Literal> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.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 = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > < span class = "keywordtype" > int< / span > trail_index) < span class = "keyword" > const< / span > < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > 550< / span > < / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > < span class = "comment" > // Changes the number of variables.< / span > < / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#af7fbbd00f0e631ce361b5ce6636b2017" > 552< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (< span class = "keywordtype" > int< / span > num_variables) {< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > < span class = "comment" > // Note that we avoid using up memory in the common case where there are no< / span > < / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > < span class = "comment" > // pb constraints at all. If there is 10 million variables, this vector< / span > < / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > < span class = "comment" > // alone will take 480 MB!< / span > < / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > < span class = "keywordflow" > if< / span > (!constraints_.empty()) {< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > to_update_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_variables < < 1);< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > enqueue_helper_.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#a2b537e8bba9403eef4d626a7a8b921a1" > reasons< / a > .resize(num_variables);< / 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 > < / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > < span class = "comment" > // Adds a constraint in canonical form to the set of managed constraints. Note< / span > < / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > < span class = "comment" > // that this detects constraints with exactly the same terms. In this case,< / span > < / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > < span class = "comment" > // the constraint rhs is updated if the new one is lower or nothing is done< / span > < / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > < span class = "comment" > // otherwise.< / span > < / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > < span class = "comment" > // There are some preconditions, and the function will return false if they< / span > < / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > < span class = "comment" > // are not met. The constraint can be added when the trail is not empty,< / span > < / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > < span class = "comment" > // however given the current propagated assignment:< / span > < / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > < span class = "comment" > // - The constraint cannot be conflicting.< / span > < / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < span class = "comment" > // - The constraint cannot have propagated at an earlier decision level.< / span > < / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a668f93c96cd8a83dd4bf3da35ba8b7b0" > AddConstraint< / a > (< span class = "keyword" > const< / span > std::vector< LiteralWithCoeff> & cst, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > rhs,< / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > < span class = "comment" > // Same as AddConstraint(), but also marks the added constraint as learned< / span > < / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < span class = "comment" > // so that it can be deleted during the constraint cleanup phase.< / span > < / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#afea0121eba5886052ba91716acf7f29f" > AddLearnedConstraint< / a > (< span class = "keyword" > const< / span > std::vector< LiteralWithCoeff> & cst,< / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > rhs, < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < span class = "comment" > // Returns the number of constraints managed by this class.< / span > < / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a18ab319435ed80315e0c35ca40a7c2a0" > 581< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a18ab319435ed80315e0c35ca40a7c2a0" > NumberOfConstraints< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > constraints_.size(); }< / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ac8d9ce1fd42b34561f508c578f61e4ef" > 582< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ac8d9ce1fd42b34561f508c578f61e4ef" > IsEmpty< / a > () const final { < span class = "keywordflow" > return< / span > constraints_.empty(); }< / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > < / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > < span class = "comment" > // ConflictingConstraint() returns the last PB constraint that caused a< / span > < / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > < span class = "comment" > // conflict. Calling ClearConflictingConstraint() reset this to nullptr.< / span > < / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > < span class = "comment" > // TODO(user): This is a hack to get the PB conflict, because the rest of< / span > < / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > < span class = "comment" > // the solver API assume only clause conflict. Find a cleaner way?< / span > < / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a5116e268e9144cf6ee197450e0eda486" > 589< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a5116e268e9144cf6ee197450e0eda486" > ClearConflictingConstraint< / a > () { conflicting_constraint_index_ = -1; }< / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a677c33525fa9ddfc38520d99448e3950" > 590< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html" > UpperBoundedLinearConstraint< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a677c33525fa9ddfc38520d99448e3950" > ConflictingConstraint< / a > () {< / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > < span class = "keywordflow" > if< / span > (conflicting_constraint_index_ == -1) < span class = "keywordflow" > return< / span > < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > < span class = "keywordflow" > return< / span > constraints_[conflicting_constraint_index_.value()].get();< / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > }< / 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" > // Returns the underlying UpperBoundedLinearConstraint responsible for< / span > < / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > < span class = "comment" > // assigning the literal at given trail index.< / span > < / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html" > UpperBoundedLinearConstraint< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ab00d5c5d5edf37a9568363ba39e02c11" > ReasonPbConstraint< / a > (< span class = "keywordtype" > int< / span > trail_index) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > < / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > < span class = "comment" > // Activity update functions.< / span > < / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > < span class = "comment" > // TODO(user): Remove duplication with other activity update functions.< / span > < / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ae087fb0f8731e64e65fb00e517fe8966" > BumpActivity< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html" > UpperBoundedLinearConstraint< / a > * constraint);< / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a2aab5f0b8a516d308939c4cad97fc634" > RescaleActivities< / a > (< span class = "keywordtype" > double< / span > scaling_factor);< / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ad064f7982ad8af720e437b82380b629f" > UpdateActivityIncrement< / a > ();< / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > < / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > < span class = "comment" > // Only used for testing.< / span > < / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a9bea7e159036a792452a1ef3d7d45c8b" > 606< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a9bea7e159036a792452a1ef3d7d45c8b" > DeleteConstraint< / a > (< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ) {< / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > constraints_[< a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ]-> MarkForDeletion();< / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > DeleteConstraintMarkedForDeletion();< / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > }< / 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" > // Some statistics.< / span > < / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#af33b8aea130f426edbc51d960b1b60c5" > 612< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#af33b8aea130f426edbc51d960b1b60c5" > num_constraint_lookups< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_constraint_lookups_; }< / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a5a1f1fc70e04b4d91167a415a45a13ad" > 613< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a5a1f1fc70e04b4d91167a415a45a13ad" > num_inspected_constraint_literals< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > < span class = "keywordflow" > return< / span > num_inspected_constraint_literals_;< / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > }< / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a944e51f934257c76ec47b94dd37f5468" > 616< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a944e51f934257c76ec47b94dd37f5468" > num_threshold_updates< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_threshold_updates_; }< / 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 = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > 619< / span > < span class = "keywordtype" > bool< / span > PropagateNext(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > * trail);< / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > < / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > < span class = "comment" > // Same function as the clause related one is SatSolver().< / span > < / div >
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > < span class = "comment" > // TODO(user): Remove duplication.< / span > < / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > < span class = "keywordtype" > void< / span > ComputeNewLearnedConstraintLimit();< / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > 624< / span > < span class = "keywordtype" > void< / span > DeleteSomeLearnedConstraintIfNeeded();< / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > 625< / span > < / div >
< div class = "line" > < a id = "l00626" name = "l00626" > < / a > < span class = "lineno" > 626< / span > < span class = "comment" > // Deletes all the UpperBoundedLinearConstraint for which< / span > < / div >
< div class = "line" > < a id = "l00627" name = "l00627" > < / a > < span class = "lineno" > 627< / span > < span class = "comment" > // is_marked_for_deletion() is true. This is relatively slow in O(number of< / span > < / div >
< div class = "line" > < a id = "l00628" name = "l00628" > < / a > < span class = "lineno" > 628< / span > < span class = "comment" > // terms in all constraints).< / span > < / div >
< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > 629< / span > < span class = "keywordtype" > void< / span > DeleteConstraintMarkedForDeletion();< / div >
< div class = "line" > < a id = "l00630" name = "l00630" > < / a > < span class = "lineno" > 630< / span > < / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > 631< / span > < span class = "comment" > // Each constraint managed by this class is associated with an index.< / span > < / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > < span class = "comment" > // The set of indices is always [0, num_constraints_).< / span > < / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > 634< / span > < span class = "comment" > // Note(user): this complicate things during deletion, but the propagation is< / span > < / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > < span class = "comment" > // about two times faster with this implementation than one with direct< / span > < / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > < span class = "comment" > // pointer to an UpperBoundedLinearConstraint. The main reason for this is< / span > < / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > 637< / span > < span class = "comment" > // probably that the thresholds_ vector is a lot more efficient cache-wise.< / span > < / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > DEFINE_STRONG_INDEX_TYPE(ConstraintIndex);< / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > 639< / span > < span class = "keyword" > struct < / span > ConstraintIndexWithCoeff {< / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > 640< / span > ConstraintIndexWithCoeff() {} < span class = "comment" > // Needed for vector.resize()< / span > < / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > ConstraintIndexWithCoeff(< span class = "keywordtype" > bool< / span > n, ConstraintIndex i, < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > c)< / div >
< div class = "line" > < a id = "l00642" name = "l00642" > < / a > < span class = "lineno" > 642< / span > : need_untrail_inspection(n), < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > (i), < a class = "code hl_variable" href = "routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba" > coefficient< / a > (c) {}< / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > < span class = "keywordtype" > bool< / span > need_untrail_inspection;< / div >
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > ConstraintIndex < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ;< / div >
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > 645< / span > < a class = "code hl_typedef" href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > Coefficient< / a > < a class = "code hl_variable" href = "routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba" > coefficient< / a > ;< / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > 646< / span > };< / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > 647< / span > < / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > < span class = "comment" > // The set of all pseudo-boolean constraint managed by this class.< / span > < / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / span > std::vector< std::unique_ptr< UpperBoundedLinearConstraint> > constraints_;< / div >
< div class = "line" > < a id = "l00650" name = "l00650" > < / a > < span class = "lineno" > 650< / span > < / div >
< div class = "line" > < a id = "l00651" name = "l00651" > < / a > < span class = "lineno" > 651< / span > < span class = "comment" > // The current value of the threshold for each constraints.< / span > < / div >
< div class = "line" > < a id = "l00652" name = "l00652" > < / a > < span class = "lineno" > 652< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< ConstraintIndex, Coefficient> < / a > thresholds_;< / div >
< div class = "line" > < a id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > < / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > < span class = "comment" > // For each literal, the list of all the constraints that contains it together< / span > < / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > < span class = "comment" > // with the literal coefficient in these constraints.< / span > < / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > 656< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< LiteralIndex, std::vector< ConstraintIndexWithCoeff> < / a > > < / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > 657< / span > to_update_;< / div >
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > 658< / span > < / div >
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > 659< / span > < span class = "comment" > // Bitset used to optimize the Untrail() function.< / span > < / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > 660< / span > SparseBitset< ConstraintIndex> to_untrail_;< / div >
< div class = "line" > < a id = "l00661" name = "l00661" > < / a > < span class = "lineno" > 661< / span > < / div >
< div class = "line" > < a id = "l00662" name = "l00662" > < / a > < span class = "lineno" > 662< / span > < span class = "comment" > // Pointers to the constraints grouped by their hash.< / span > < / div >
< div class = "line" > < a id = "l00663" name = "l00663" > < / a > < span class = "lineno" > 663< / span > < span class = "comment" > // This is used to find duplicate constraints by AddConstraint().< / span > < / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > 664< / span > absl::flat_hash_map< int64_t, std::vector< UpperBoundedLinearConstraint*> > < / div >
< div class = "line" > < a id = "l00665" name = "l00665" > < / a > < span class = "lineno" > 665< / span > possible_duplicates_;< / 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 > < span class = "comment" > // Helper to enqueue propagated literals on the trail and store their reasons.< / span > < / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > 668< / span > PbConstraintsEnqueueHelper enqueue_helper_;< / div >
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< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > 669< / span > < / div >
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< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > 670< / span > < span class = "comment" > // Last conflicting PB constraint index. This is reset to -1 when< / span > < / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > 671< / span > < span class = "comment" > // ClearConflictingConstraint() is called.< / span > < / div >
< div class = "line" > < a id = "l00672" name = "l00672" > < / a > < span class = "lineno" > 672< / span > ConstraintIndex conflicting_constraint_index_;< / 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 > < span class = "comment" > // Used for the constraint cleaning policy.< / span > < / div >
< div class = "line" > < a id = "l00675" name = "l00675" > < / a > < span class = "lineno" > 675< / span > < span class = "keywordtype" > int< / span > target_number_of_learned_constraint_;< / div >
< div class = "line" > < a id = "l00676" name = "l00676" > < / a > < span class = "lineno" > 676< / span > < span class = "keywordtype" > int< / span > num_learned_constraint_before_cleanup_;< / div >
< div class = "line" > < a id = "l00677" name = "l00677" > < / a > < span class = "lineno" > 677< / span > < span class = "keywordtype" > double< / span > constraint_activity_increment_;< / div >
< div class = "line" > < a id = "l00678" name = "l00678" > < / a > < span class = "lineno" > 678< / span > < / div >
< div class = "line" > < a id = "l00679" name = "l00679" > < / a > < span class = "lineno" > 679< / span > < span class = "comment" > // Algorithm parameters.< / span > < / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > SatParameters* parameters_;< / div >
< div class = "line" > < a id = "l00681" name = "l00681" > < / a > < span class = "lineno" > 681< / span > < / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > < span class = "comment" > // Some statistics.< / span > < / div >
< div class = "line" > < a id = "l00683" name = "l00683" > < / a > < span class = "lineno" > 683< / span > < span class = "keyword" > mutable< / span > StatsGroup stats_;< / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > int64_t num_constraint_lookups_;< / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > 685< / span > int64_t num_inspected_constraint_literals_;< / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > int64_t num_threshold_updates_;< / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_pb_constraints.html#aaef19c229ed09dad5e49d53096e7be46" > PbConstraints< / a > );< / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > };< / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > < / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > 690< / span > < span class = "comment" > // Boolean linear constraints can propagate a lot of literals at the same time.< / span > < / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > < span class = "comment" > // As a result, all these literals will have exactly the same reason. It is< / span > < / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > < span class = "comment" > // important to take advantage of that during the conflict< / span > < / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > < span class = "comment" > // computation/minimization. On some problem, this can have a huge impact.< / span > < / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > 694< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00695" name = "l00695" > < / a > < span class = "lineno" > 695< / span > < span class = "comment" > // TODO(user): With the new SAME_REASON_AS mechanism, this is more general so< / span > < / div >
< div class = "line" > < a id = "l00696" name = "l00696" > < / a > < span class = "lineno" > 696< / span > < span class = "comment" > // move out of pb_constraint.< / span > < / div >
< div class = "line" > < a id = "l00697" name = "l00697" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html" > 697< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html" > VariableWithSameReasonIdentifier< / a > {< / div >
< div class = "line" > < a id = "l00698" name = "l00698" > < / a > < span class = "lineno" > 698< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00699" name = "l00699" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#aa687d6493ab5b27058da0667efaeccdd" > 699< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#aa687d6493ab5b27058da0667efaeccdd" > VariableWithSameReasonIdentifier< / 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 = "l00700" name = "l00700" > < / a > < span class = "lineno" > 700< / span > : trail_(trail) {}< / div >
< div class = "line" > < a id = "l00701" name = "l00701" > < / a > < span class = "lineno" > 701< / span > < / div >
< div class = "line" > < a id = "l00702" name = "l00702" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#af7fbbd00f0e631ce361b5ce6636b2017" > 702< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#af7fbbd00f0e631ce361b5ce6636b2017" > Resize< / a > (< span class = "keywordtype" > int< / span > num_variables) {< / div >
< div class = "line" > < a id = "l00703" name = "l00703" > < / a > < span class = "lineno" > 703< / span > first_variable_.< a class = "code hl_function" href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > resize< / a > (num_variables);< / div >
< div class = "line" > < a id = "l00704" name = "l00704" > < / a > < span class = "lineno" > 704< / span > seen_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > ClearAndResize< / a > (BooleanVariable(num_variables));< / div >
< div class = "line" > < a id = "l00705" name = "l00705" > < / a > < span class = "lineno" > 705< / span > }< / div >
< div class = "line" > < a id = "l00706" name = "l00706" > < / a > < span class = "lineno" > 706< / span > < / div >
< div class = "line" > < a id = "l00707" name = "l00707" > < / a > < span class = "lineno" > 707< / span > < span class = "comment" > // Clears the cache. Call this before each conflict analysis.< / span > < / div >
< div class = "line" > < a id = "l00708" name = "l00708" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#aa71d36872f416feaa853788a7a7a7ef8" > 708< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > () { seen_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#aa7d76b766faf39c1652b6617eac5fe20" > ClearAll< / a > (); }< / div >
< div class = "line" > < a id = "l00709" name = "l00709" > < / a > < span class = "lineno" > 709< / span > < / div >
< div class = "line" > < a id = "l00710" name = "l00710" > < / a > < span class = "lineno" > 710< / span > < span class = "comment" > // Returns the first variable with exactly the same reason as ' var' on which< / span > < / div >
< div class = "line" > < a id = "l00711" name = "l00711" > < / a > < span class = "lineno" > 711< / span > < span class = "comment" > // this function was called since the last Clear(). Note that if no variable< / span > < / div >
< div class = "line" > < a id = "l00712" name = "l00712" > < / a > < span class = "lineno" > 712< / span > < span class = "comment" > // had the same reason, then var is returned.< / span > < / div >
< div class = "line" > < a id = "l00713" name = "l00713" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#a85a00c2877e3b249951022638dda5642" > 713< / a > < / span > BooleanVariable < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#a85a00c2877e3b249951022638dda5642" > FirstVariableWithSameReason< / a > (BooleanVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00714" name = "l00714" > < / a > < span class = "lineno" > 714< / span > < span class = "keywordflow" > if< / span > (seen_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) < span class = "keywordflow" > return< / span > first_variable_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00715" name = "l00715" > < / a > < span class = "lineno" > 715< / span > < span class = "keyword" > const< / span > BooleanVariable reference_var =< / div >
< div class = "line" > < a id = "l00716" name = "l00716" > < / a > < span class = "lineno" > 716< / span > trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_trail.html#a89ab9ae41ab13f8847ac18e8beac37ed" > ReferenceVarWithSameReason< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00717" name = "l00717" > < / a > < span class = "lineno" > 717< / span > < span class = "keywordflow" > if< / span > (reference_var == < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a id = "l00718" name = "l00718" > < / a > < span class = "lineno" > 718< / span > < span class = "keywordflow" > if< / span > (seen_[reference_var]) < span class = "keywordflow" > return< / span > first_variable_[reference_var];< / div >
< div class = "line" > < a id = "l00719" name = "l00719" > < / a > < span class = "lineno" > 719< / span > seen_.< a class = "code hl_function" href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > Set< / a > (reference_var);< / div >
< div class = "line" > < a id = "l00720" name = "l00720" > < / a > < span class = "lineno" > 720< / span > first_variable_[reference_var] = < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a id = "l00721" name = "l00721" > < / a > < span class = "lineno" > 721< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a id = "l00722" name = "l00722" > < / a > < span class = "lineno" > 722< / span > }< / div >
< div class = "line" > < a id = "l00723" name = "l00723" > < / a > < span class = "lineno" > 723< / span > < / div >
< div class = "line" > < a id = "l00724" name = "l00724" > < / a > < span class = "lineno" > 724< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00725" name = "l00725" > < / a > < span class = "lineno" > 725< / span > < 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 = "l00726" name = "l00726" > < / a > < span class = "lineno" > 726< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< BooleanVariable, BooleanVariable> < / a > first_variable_;< / div >
< div class = "line" > < a id = "l00727" name = "l00727" > < / a > < span class = "lineno" > 727< / span > < a class = "code hl_class" href = "classoperations__research_1_1_sparse_bitset.html" > SparseBitset< BooleanVariable> < / a > seen_;< / div >
< div class = "line" > < a id = "l00728" name = "l00728" > < / a > < span class = "lineno" > 728< / span > < / div >
< div class = "line" > < a id = "l00729" name = "l00729" > < / a > < span class = "lineno" > 729< / span > DISALLOW_COPY_AND_ASSIGN(< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html" > VariableWithSameReasonIdentifier< / a > );< / div >
< div class = "line" > < a id = "l00730" name = "l00730" > < / a > < span class = "lineno" > 730< / span > };< / div >
< div class = "line" > < a id = "l00731" name = "l00731" > < / a > < span class = "lineno" > 731< / span > < / div >
< div class = "line" > < a id = "l00732" name = "l00732" > < / a > < span class = "lineno" > 732< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00733" name = "l00733" > < / a > < span class = "lineno" > 733< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a id = "l00734" name = "l00734" > < / a > < span class = "lineno" > 734< / span > < / div >
< div class = "line" > < a id = "l00735" name = "l00735" > < / a > < span class = "lineno" > 735< / span > < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_SAT_PB_CONSTRAINT_H_< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > max< / a > < / div > < div class = "ttdeci" > int64_t max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00140" > alldiff_cst.cc:140< / a > < / div > < / div >
< div class = "ttc" id = "aalldiff__cst_8cc_html_ad10edae0a852d72fb76afb1c77735045" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > min< / a > < / div > < div class = "ttdeci" > int64_t min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00139" > alldiff_cst.cc:139< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a7cc25402ecd7591b4c39934dd656b1f9" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > < / div > < div class = "ttdeci" > #define CHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00707" > base/logging.h:707< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7e03ec13560fa94a8fea569960d7efc6" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > < / div > < div class = "ttdeci" > #define CHECK_GT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00708" > base/logging.h:708< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab4f56aa24c4c9cddc47a6abd2d747f9a" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a" > DCHECK_GT< / a > < / div > < div class = "ttdeci" > #define DCHECK_GT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00896" > base/logging.h:896< / 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< LiteralIndex, LiteralIndex > < / a > < / div > < / div >
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html_a4e3670a285a3642eaa07f66766cffa72" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html#a4e3670a285a3642eaa07f66766cffa72" > absl::StrongVector::resize< / a > < / div > < div class = "ttdeci" > void resize(size_type new_size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "strong__vector_8h_source.html#l00150" > strong_vector.h:150< / 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< BooleanVariable > < / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_a41f798a04019147982b29c576ff9d8b7" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#a41f798a04019147982b29c576ff9d8b7" > operations_research::SparseBitset::Set< / a > < / div > < div class = "ttdeci" > void Set(IntegerType index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00809" > bitset.h:809< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_a7187b794b93178bdf96f632d1f5d8c03" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#a7187b794b93178bdf96f632d1f5d8c03" > operations_research::SparseBitset::PositionsSetAtLeastOnce< / a > < / div > < div class = "ttdeci" > const std::vector< IntegerType > & PositionsSetAtLeastOnce() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00819" > bitset.h:819< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_aa7d76b766faf39c1652b6617eac5fe20" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#aa7d76b766faf39c1652b6617eac5fe20" > operations_research::SparseBitset::ClearAll< / a > < / div > < div class = "ttdeci" > void ClearAll()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00780" > bitset.h:780< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_sparse_bitset_html_ae09e38958e558d2c776bc555a0dc2fc7" > < div class = "ttname" > < a href = "classoperations__research_1_1_sparse_bitset.html#ae09e38958e558d2c776bc555a0dc2fc7" > operations_research::SparseBitset::ClearAndResize< / a > < / div > < div class = "ttdeci" > void ClearAndResize(IntegerType size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "bitset_8h_source.html#l00784" > bitset.h:784< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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 >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_canonical_boolean_linear_problem_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html" > operations_research::sat::CanonicalBooleanLinearProblem< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00150" > pb_constraint.h:150< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_canonical_boolean_linear_problem_html_a03666f2e70e42a9560aa9ce7416d2644" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a03666f2e70e42a9560aa9ce7416d2644" > operations_research::sat::CanonicalBooleanLinearProblem::NumConstraints< / a > < / div > < div class = "ttdeci" > int NumConstraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00164" > pb_constraint.h:164< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_canonical_boolean_linear_problem_html_a05c49a95f6af6f8d873c96cae6ab6653" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a05c49a95f6af6f8d873c96cae6ab6653" > operations_research::sat::CanonicalBooleanLinearProblem::AddLinearConstraint< / a > < / div > < div class = "ttdeci" > bool AddLinearConstraint(bool use_lower_bound, Coefficient lower_bound, bool use_upper_bound, Coefficient upper_bound, std::vector< LiteralWithCoeff > *cst)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00213" > pb_constraint.cc:213< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_canonical_boolean_linear_problem_html_a0e4ccc6931a5af988f275e37eac703d7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a0e4ccc6931a5af988f275e37eac703d7" > operations_research::sat::CanonicalBooleanLinearProblem::Constraint< / a > < / div > < div class = "ttdeci" > const std::vector< LiteralWithCoeff > & Constraint(int i) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00166" > pb_constraint.h:166< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_canonical_boolean_linear_problem_html_a284a9b03285c5c0a835e07aba4f77b6f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a284a9b03285c5c0a835e07aba4f77b6f" > operations_research::sat::CanonicalBooleanLinearProblem::CanonicalBooleanLinearProblem< / a > < / div > < div class = "ttdeci" > CanonicalBooleanLinearProblem()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00152" > pb_constraint.h:152< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_canonical_boolean_linear_problem_html_a7391d0c784872207477f474cf28f65a5" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_canonical_boolean_linear_problem.html#a7391d0c784872207477f474cf28f65a5" > operations_research::sat::CanonicalBooleanLinearProblem::Rhs< / a > < / div > < div class = "ttdeci" > const Coefficient Rhs(int i) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00165" > pb_constraint.h:165< / 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_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_a764be64f3029f8b8e23511061d8de355" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html#a764be64f3029f8b8e23511061d8de355" > operations_research::sat::Literal::DebugString< / a > < / div > < div class = "ttdeci" > std::string DebugString() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00096" > sat_base.h:96< / 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_mutable_upper_bounded_linear_constraint_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html" > operations_research::sat::MutableUpperBoundedLinearConstraint< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00182" > pb_constraint.h:182< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a16645beea614ddea591b722904131da9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a16645beea614ddea591b722904131da9" > operations_research::sat::MutableUpperBoundedLinearConstraint::ReduceCoefficients< / a > < / div > < div class = "ttdeci" > void ReduceCoefficients()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00273" > pb_constraint.cc:273< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a2017fd2cf382a2d3e8989cbeccf4cd1b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2017fd2cf382a2d3e8989cbeccf4cd1b" > operations_research::sat::MutableUpperBoundedLinearConstraint::MaxSum< / a > < / div > < div class = "ttdeci" > Coefficient MaxSum() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00278" > pb_constraint.h:278< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a2296cbfc427d1ccfb3ecc7d0ced18b01" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2296cbfc427d1ccfb3ecc7d0ced18b01" > operations_research::sat::MutableUpperBoundedLinearConstraint::GetLiteral< / a > < / div > < div class = "ttdeci" > Literal GetLiteral(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00200" > pb_constraint.h:200< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a2ad24646453b0612323701db437cba19" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a2ad24646453b0612323701db437cba19" > operations_research::sat::MutableUpperBoundedLinearConstraint::PossibleNonZeros< / a > < / div > < div class = "ttdeci" > const std::vector< BooleanVariable > & PossibleNonZeros() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00314" > pb_constraint.h:314< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a3061094c37b507ae2834cb7d86fbcf39" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a3061094c37b507ae2834cb7d86fbcf39" > operations_research::sat::MutableUpperBoundedLinearConstraint::ComputeSlackForTrailPrefix< / a > < / div > < div class = "ttdeci" > Coefficient ComputeSlackForTrailPrefix(const Trail & trail, int trail_index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00302" > pb_constraint.cc:302< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a34a2ab35db64cd0574f980eb99d34a89" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a34a2ab35db64cd0574f980eb99d34a89" > operations_research::sat::MutableUpperBoundedLinearConstraint::ReduceCoefficientsAndComputeSlackForTrailPrefix< / a > < / div > < div class = "ttdeci" > Coefficient ReduceCoefficientsAndComputeSlackForTrailPrefix(const Trail & trail, int trail_index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00315" > pb_constraint.cc:316< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a3d589ce2855e8e0e57354f33d73123e2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a3d589ce2855e8e0e57354f33d73123e2" > operations_research::sat::MutableUpperBoundedLinearConstraint::ReduceSlackTo< / a > < / div > < div class = "ttdeci" > void ReduceSlackTo(const Trail & trail, int trail_index, Coefficient initial_slack, Coefficient target)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00345" > pb_constraint.cc:345< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a4556e82417879ecf2bf14a4ee7bfce9e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a4556e82417879ecf2bf14a4ee7bfce9e" > operations_research::sat::MutableUpperBoundedLinearConstraint::Rhs< / a > < / div > < div class = "ttdeci" > Coefficient Rhs() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00277" > pb_constraint.h:277< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a6097c48821f010becb9a6910f4c39288" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a6097c48821f010becb9a6910f4c39288" > operations_research::sat::MutableUpperBoundedLinearConstraint::DebugString< / a > < / div > < div class = "ttdeci" > std::string DebugString()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00289" > pb_constraint.cc:289< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a7af7a846335222cba297cb30a41c6525" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a7af7a846335222cba297cb30a41c6525" > operations_research::sat::MutableUpperBoundedLinearConstraint::CancelationAmount< / a > < / div > < div class = "ttdeci" > Coefficient CancelationAmount(Literal literal, Coefficient coeff) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00305" > pb_constraint.h:305< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_a8a9bf7ca1aaa88ead85b1e5e0b812a8b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#a8a9bf7ca1aaa88ead85b1e5e0b812a8b" > operations_research::sat::MutableUpperBoundedLinearConstraint::ReduceGivenCoefficient< / a > < / div > < div class = "ttdeci" > void ReduceGivenCoefficient(BooleanVariable var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00217" > pb_constraint.h:217< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_aa7d76b766faf39c1652b6617eac5fe20" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#aa7d76b766faf39c1652b6617eac5fe20" > operations_research::sat::MutableUpperBoundedLinearConstraint::ClearAll< / a > < / div > < div class = "ttdeci" > void ClearAll()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00262" > pb_constraint.cc:262< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_aaff50cb53673c51920c6bcb567ca8806" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#aaff50cb53673c51920c6bcb567ca8806" > operations_research::sat::MutableUpperBoundedLinearConstraint::AddTerm< / a > < / div > < div class = "ttdeci" > void AddTerm(Literal literal, Coefficient coeff)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00282" > pb_constraint.h:282< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_ac4fb16d0641ccef0502adb8bbe3909af" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ac4fb16d0641ccef0502adb8bbe3909af" > operations_research::sat::MutableUpperBoundedLinearConstraint::AddToRhs< / a > < / div > < div class = "ttdeci" > void AddToRhs(Coefficient value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00273" > pb_constraint.h:273< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_ac85244c6eaf57970b2057657ae70ee17" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ac85244c6eaf57970b2057657ae70ee17" > operations_research::sat::MutableUpperBoundedLinearConstraint::ClearAndResize< / a > < / div > < div class = "ttdeci" > void ClearAndResize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00251" > pb_constraint.cc:251< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_ad49fd13bba7789f08d81d6c71d856082" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ad49fd13bba7789f08d81d6c71d856082" > operations_research::sat::MutableUpperBoundedLinearConstraint::CopyIntoVector< / a > < / div > < div class = "ttdeci" > void CopyIntoVector(std::vector< LiteralWithCoeff > *output)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00382" > pb_constraint.cc:382< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint_html_ad87ff40755cf420a0b8ead1f7f9f0489" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_mutable_upper_bounded_linear_constraint.html#ad87ff40755cf420a0b8ead1f7f9f0489" > operations_research::sat::MutableUpperBoundedLinearConstraint::GetCoefficient< / a > < / div > < div class = "ttdeci" > Coefficient GetCoefficient(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00193" > pb_constraint.h:193< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html" > operations_research::sat::PbConstraints< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00524" > pb_constraint.h:524< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a18ab319435ed80315e0c35ca40a7c2a0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a18ab319435ed80315e0c35ca40a7c2a0" > operations_research::sat::PbConstraints::NumberOfConstraints< / a > < / div > < div class = "ttdeci" > int NumberOfConstraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00581" > pb_constraint.h:581< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a1f591be5334541874ba049873235f0a9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a1f591be5334541874ba049873235f0a9" > operations_research::sat::PbConstraints::Propagate< / a > < / div > < div class = "ttdeci" > bool Propagate(Trail *trail) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00946" > pb_constraint.cc:946< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a22d7b8d009ec7b8ccef8cd662d4bac7e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a22d7b8d009ec7b8ccef8cd662d4bac7e" > operations_research::sat::PbConstraints::~PbConstraints< / a > < / div > < div class = "ttdeci" > ~PbConstraints() override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00538" > pb_constraint.h:538< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a2aab5f0b8a516d308939c4cad97fc634" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a2aab5f0b8a516d308939c4cad97fc634" > operations_research::sat::PbConstraints::RescaleActivities< / a > < / div > < div class = "ttdeci" > void RescaleActivities(double scaling_factor)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l01088" > pb_constraint.cc:1088< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a5116e268e9144cf6ee197450e0eda486" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a5116e268e9144cf6ee197450e0eda486" > operations_research::sat::PbConstraints::ClearConflictingConstraint< / a > < / div > < div class = "ttdeci" > void ClearConflictingConstraint()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00589" > pb_constraint.h:589< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a5a1f1fc70e04b4d91167a415a45a13ad" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a5a1f1fc70e04b4d91167a415a45a13ad" > operations_research::sat::PbConstraints::num_inspected_constraint_literals< / a > < / div > < div class = "ttdeci" > int64_t num_inspected_constraint_literals() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00613" > pb_constraint.h:613< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a5aa25e6e306c7158c11d2053170379a2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a5aa25e6e306c7158c11d2053170379a2" > operations_research::sat::PbConstraints::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 = "pb__constraint_8cc_source.html#l00977" > pb_constraint.cc:977< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a668f93c96cd8a83dd4bf3da35ba8b7b0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a668f93c96cd8a83dd4bf3da35ba8b7b0" > operations_research::sat::PbConstraints::AddConstraint< / a > < / div > < div class = "ttdeci" > bool AddConstraint(const std::vector< LiteralWithCoeff > & cst, Coefficient rhs, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00835" > pb_constraint.cc:835< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a677c33525fa9ddfc38520d99448e3950" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a677c33525fa9ddfc38520d99448e3950" > operations_research::sat::PbConstraints::ConflictingConstraint< / a > < / div > < div class = "ttdeci" > UpperBoundedLinearConstraint * ConflictingConstraint()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00590" > pb_constraint.h:590< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a944e51f934257c76ec47b94dd37f5468" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a944e51f934257c76ec47b94dd37f5468" > operations_research::sat::PbConstraints::num_threshold_updates< / a > < / div > < div class = "ttdeci" > int64_t num_threshold_updates() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00616" > pb_constraint.h:616< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_a9bea7e159036a792452a1ef3d7d45c8b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#a9bea7e159036a792452a1ef3d7d45c8b" > operations_research::sat::PbConstraints::DeleteConstraint< / a > < / div > < div class = "ttdeci" > void DeleteConstraint(int index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00606" > pb_constraint.h:606< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_aaef19c229ed09dad5e49d53096e7be46" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#aaef19c229ed09dad5e49d53096e7be46" > operations_research::sat::PbConstraints::PbConstraints< / a > < / div > < div class = "ttdeci" > PbConstraints(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00526" > pb_constraint.h:526< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_ab00d5c5d5edf37a9568363ba39e02c11" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ab00d5c5d5edf37a9568363ba39e02c11" > operations_research::sat::PbConstraints::ReasonPbConstraint< / a > < / div > < div class = "ttdeci" > UpperBoundedLinearConstraint * ReasonPbConstraint(int trail_index) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00988" > pb_constraint.cc:988< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_ac8d9ce1fd42b34561f508c578f61e4ef" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ac8d9ce1fd42b34561f508c578f61e4ef" > operations_research::sat::PbConstraints::IsEmpty< / a > < / div > < div class = "ttdeci" > bool IsEmpty() const final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00582" > pb_constraint.h:582< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_ad064f7982ad8af720e437b82380b629f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ad064f7982ad8af720e437b82380b629f" > operations_research::sat::PbConstraints::UpdateActivityIncrement< / a > < / div > < div class = "ttdeci" > void UpdateActivityIncrement()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l01095" > pb_constraint.cc:1095< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_ae087fb0f8731e64e65fb00e517fe8966" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ae087fb0f8731e64e65fb00e517fe8966" > operations_research::sat::PbConstraints::BumpActivity< / a > < / div > < div class = "ttdeci" > void BumpActivity(UpperBoundedLinearConstraint *constraint)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l01078" > pb_constraint.cc:1078< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_ae20e3965a974e3a5fe816c033a94e568" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#ae20e3965a974e3a5fe816c033a94e568" > operations_research::sat::PbConstraints::Untrail< / a > < / div > < div class = "ttdeci" > void Untrail(const Trail & trail, int trail_index) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00954" > pb_constraint.cc:954< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_af33b8aea130f426edbc51d960b1b60c5" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#af33b8aea130f426edbc51d960b1b60c5" > operations_research::sat::PbConstraints::num_constraint_lookups< / a > < / div > < div class = "ttdeci" > int64_t num_constraint_lookups() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00612" > pb_constraint.h:612< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::PbConstraints::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00552" > pb_constraint.h:552< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_pb_constraints_html_afea0121eba5886052ba91716acf7f29f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_pb_constraints.html#afea0121eba5886052ba91716acf7f29f" > operations_research::sat::PbConstraints::AddLearnedConstraint< / a > < / div > < div class = "ttdeci" > bool AddLearnedConstraint(const std::vector< LiteralWithCoeff > & cst, Coefficient rhs, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00896" > pb_constraint.cc:896< / 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_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_a12c36a7cb228d80bcad42fa38a103f92" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a12c36a7cb228d80bcad42fa38a103f92" > operations_research::sat::Trail::Enqueue< / a > < / div > < div class = "ttdeci" > void Enqueue(Literal true_literal, int propagator_id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00253" > sat_base.h:253< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a89ab9ae41ab13f8847ac18e8beac37ed" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a89ab9ae41ab13f8847ac18e8beac37ed" > operations_research::sat::Trail::ReferenceVarWithSameReason< / a > < / div > < div class = "ttdeci" > BooleanVariable ReferenceVarWithSameReason(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00569" > sat_base.h:569< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a8ef12397d1682615bc3108c397734179" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > operations_research::sat::Trail::Index< / a > < / div > < div class = "ttdeci" > int Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00381" > sat_base.h:381< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html" > operations_research::sat::UpperBoundedLinearConstraint< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00382" > pb_constraint.h:382< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a033e8db16a2a7516bc261c80d1e6ed0f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a033e8db16a2a7516bc261c80d1e6ed0f" > operations_research::sat::UpperBoundedLinearConstraint::set_activity< / a > < / div > < div class = "ttdeci" > void set_activity(double activity)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00476" > pb_constraint.h:476< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a103f8fd98c381df722712e1782af52d4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a103f8fd98c381df722712e1782af52d4" > operations_research::sat::UpperBoundedLinearConstraint::ComputeCancelation< / a > < / div > < div class = "ttdeci" > Coefficient ComputeCancelation(const Trail & trail, int trail_index, const MutableUpperBoundedLinearConstraint & conflict)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00658" > pb_constraint.cc:658< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a1d503b84c8c90bca31afd5a89b6db0ba" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a1d503b84c8c90bca31afd5a89b6db0ba" > operations_research::sat::UpperBoundedLinearConstraint::Propagate< / a > < / div > < div class = "ttdeci" > bool Propagate(int trail_index, Coefficient *threshold, Trail *trail, PbConstraintsEnqueueHelper *helper)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00544" > pb_constraint.cc:544< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a27e53a30d14b2ece60bfbad8aca43cfb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a27e53a30d14b2ece60bfbad8aca43cfb" > operations_research::sat::UpperBoundedLinearConstraint::set_is_learned< / a > < / div > < div class = "ttdeci" > void set_is_learned(bool is_learned)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00470" > pb_constraint.h:470< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a2c809e3ff1236e74ebaaafb7864aca94" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a2c809e3ff1236e74ebaaafb7864aca94" > operations_research::sat::UpperBoundedLinearConstraint::FillReason< / a > < / div > < div class = "ttdeci" > void FillReason(const Trail & trail, int source_trail_index, BooleanVariable propagated_variable, std::vector< Literal > *reason)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00587" > pb_constraint.cc:587< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a32f963abf423028dcbb4d1c3daf8086d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a32f963abf423028dcbb4d1c3daf8086d" > operations_research::sat::UpperBoundedLinearConstraint::HasIdenticalTerms< / a > < / div > < div class = "ttdeci" > bool HasIdenticalTerms(const std::vector< LiteralWithCoeff > & cst)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00454" > pb_constraint.cc:454< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a35b9406690383f9b794082192db9f109" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a35b9406690383f9b794082192db9f109" > operations_research::sat::UpperBoundedLinearConstraint::hash< / a > < / div > < div class = "ttdeci" > uint64_t hash() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00481" > pb_constraint.h:481< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a40517ccc9af91f2423cb14c508371ba1" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a40517ccc9af91f2423cb14c508371ba1" > operations_research::sat::UpperBoundedLinearConstraint::ResolvePBConflict< / a > < / div > < div class = "ttdeci" > void ResolvePBConflict(const Trail & trail, BooleanVariable var, MutableUpperBoundedLinearConstraint *conflict, Coefficient *conflict_slack)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00675" > pb_constraint.cc:675< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a40669a5dba9b3618272a2881174aee5c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a40669a5dba9b3618272a2881174aee5c" > operations_research::sat::UpperBoundedLinearConstraint::InitializeRhs< / a > < / div > < div class = "ttdeci" > bool InitializeRhs(Coefficient rhs, int trail_index, Coefficient *threshold, Trail *trail, PbConstraintsEnqueueHelper *helper)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00470" > pb_constraint.cc:470< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a4556e82417879ecf2bf14a4ee7bfce9e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a4556e82417879ecf2bf14a4ee7bfce9e" > operations_research::sat::UpperBoundedLinearConstraint::Rhs< / a > < / div > < div class = "ttdeci" > Coefficient Rhs() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00390" > pb_constraint.h:390< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a5f65c8b6b41bb6b090435d4aa3d7d30b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a5f65c8b6b41bb6b090435d4aa3d7d30b" > operations_research::sat::UpperBoundedLinearConstraint::already_propagated_end< / a > < / div > < div class = "ttdeci" > int already_propagated_end() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00485" > pb_constraint.h:485< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a63931731d764c40e4c80ec59a553a0f1" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a63931731d764c40e4c80ec59a553a0f1" > operations_research::sat::UpperBoundedLinearConstraint::Untrail< / a > < / div > < div class = "ttdeci" > void Untrail(Coefficient *threshold, int trail_index)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00823" > pb_constraint.cc:823< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a79bc25526bc335587dd8b8c433d19306" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a79bc25526bc335587dd8b8c433d19306" > operations_research::sat::UpperBoundedLinearConstraint::AddToConflict< / a > < / div > < div class = "ttdeci" > void AddToConflict(MutableUpperBoundedLinearConstraint *conflict)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00442" > pb_constraint.cc:442< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_a7e8ee12f0eae3b9e348b88e6675438d7" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#a7e8ee12f0eae3b9e348b88e6675438d7" > operations_research::sat::UpperBoundedLinearConstraint::is_learned< / a > < / div > < div class = "ttdeci" > bool is_learned() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00471" > pb_constraint.h:471< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_aaf167a7e47f0e21f2b67ba9af023530a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#aaf167a7e47f0e21f2b67ba9af023530a" > operations_research::sat::UpperBoundedLinearConstraint::UpperBoundedLinearConstraint< / a > < / div > < div class = "ttdeci" > UpperBoundedLinearConstraint(const std::vector< LiteralWithCoeff > & cst)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00402" > pb_constraint.cc:402< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_ac05fae50934252485d3b8addda1e0695" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#ac05fae50934252485d3b8addda1e0695" > operations_research::sat::UpperBoundedLinearConstraint::is_used_as_a_reason< / a > < / div > < div class = "ttdeci" > bool is_used_as_a_reason() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00472" > pb_constraint.h:472< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_add3bd69a358a7351a31f0a12a4bf16b0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#add3bd69a358a7351a31f0a12a4bf16b0" > operations_research::sat::UpperBoundedLinearConstraint::activity< / a > < / div > < div class = "ttdeci" > double activity() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00477" > pb_constraint.h:477< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_ae232e8f1d65c7223588645585811d018" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#ae232e8f1d65c7223588645585811d018" > operations_research::sat::UpperBoundedLinearConstraint::MarkForDeletion< / a > < / div > < div class = "ttdeci" > void MarkForDeletion()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00465" > pb_constraint.h:465< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_upper_bounded_linear_constraint_html_af5bdeba7aab357b3a8e987dc9c527856" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_upper_bounded_linear_constraint.html#af5bdeba7aab357b3a8e987dc9c527856" > operations_research::sat::UpperBoundedLinearConstraint::is_marked_for_deletion< / a > < / div > < div class = "ttdeci" > bool is_marked_for_deletion() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00466" > pb_constraint.h:466< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variable_with_same_reason_identifier_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html" > operations_research::sat::VariableWithSameReasonIdentifier< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00697" > pb_constraint.h:697< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variable_with_same_reason_identifier_html_a85a00c2877e3b249951022638dda5642" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#a85a00c2877e3b249951022638dda5642" > operations_research::sat::VariableWithSameReasonIdentifier::FirstVariableWithSameReason< / a > < / div > < div class = "ttdeci" > BooleanVariable FirstVariableWithSameReason(BooleanVariable var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00713" > pb_constraint.h:713< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variable_with_same_reason_identifier_html_aa687d6493ab5b27058da0667efaeccdd" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#aa687d6493ab5b27058da0667efaeccdd" > operations_research::sat::VariableWithSameReasonIdentifier::VariableWithSameReasonIdentifier< / a > < / div > < div class = "ttdeci" > VariableWithSameReasonIdentifier(const Trail & trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00699" > pb_constraint.h:699< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variable_with_same_reason_identifier_html_aa71d36872f416feaa853788a7a7a7ef8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#aa71d36872f416feaa853788a7a7a7ef8" > operations_research::sat::VariableWithSameReasonIdentifier::Clear< / a > < / div > < div class = "ttdeci" > void Clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00708" > pb_constraint.h:708< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_variable_with_same_reason_identifier_html_af7fbbd00f0e631ce361b5ce6636b2017" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variable_with_same_reason_identifier.html#af7fbbd00f0e631ce361b5ce6636b2017" > operations_research::sat::VariableWithSameReasonIdentifier::Resize< / a > < / div > < div class = "ttdeci" > void Resize(int num_variables)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00702" > pb_constraint.h:702< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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 = "ademon__profiler_8cc_html_a05da18ca9c7b657a4a6ea24e07c9b695" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > < / div > < div class = "ttdeci" > const Constraint * ct< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00043" > demon_profiler.cc:43< / a > < / div > < / div >
< div class = "ttc" id = "ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > < / div > < div class = "ttdeci" > int64_t value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00044" > demon_profiler.cc:44< / a > < / div > < / div >
< div class = "ttc" id = "aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465" > < div class = "ttname" > < a href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div > < div class = "ttdeci" > IntVar * var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "expr__array_8cc_source.html#l01874" > expr_array.cc:1874< / a > < / div > < / div >
< div class = "ttc" id = "agscip__solver_8cc_html_a1ba5ca0f61f2fa13bd23bf0f89004f35" > < div class = "ttname" > < a href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > < / div > < div class = "ttdeci" > double upper_bound< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver_8cc_source.html#l00137" > gscip_solver.cc:137< / a > < / div > < / div >
< div class = "ttc" id = "agscip__solver_8cc_html_a1e2f9a2352c1d9a6cada9544898fceec" > < div class = "ttname" > < a href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > < / div > < div class = "ttdeci" > double lower_bound< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver_8cc_source.html#l00136" > gscip_solver.cc:136< / 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 = "aintegral__types_8h_html" > < div class = "ttname" > < a href = "integral__types_8h.html" > integral_types.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "alocal__search_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0" > < div class = "ttname" > < a href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > < / div > < div class = "ttdeci" > int index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "local__search_8cc_source.html#l02750" > local_search.cc:2750< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "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 = "anamespaceoperations__research_1_1math__opt_html_ab61209db5b13f0d424da009e414298fc" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1math__opt.html#ab61209db5b13f0d424da009e414298fc" > operations_research::math_opt::Coefficient< / a > < / div > < div class = "ttdeci" > std::tuple< int64_t, int64_t, const double > Coefficient< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sparse__collection__matchers_8h_source.html#l00061" > sparse_collection_matchers.h:61< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a01c76d0c46e2975d10e45ab04877f4ac" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a01c76d0c46e2975d10e45ab04877f4ac" > operations_research::sat::ComputeCanonicalRhs< / a > < / div > < div class = "ttdeci" > Coefficient ComputeCanonicalRhs(Coefficient upper_bound, Coefficient bound_shift, Coefficient max_value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00172" > pb_constraint.cc:172< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a15ca399ada8a279dc92f693ede7e4004" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a15ca399ada8a279dc92f693ede7e4004" > operations_research::sat::operator< < < / a > < / div > < div class = "ttdeci" > std::ostream & operator< < (std::ostream & os, const BoolVar & var)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model_8cc_source.html#l00089" > cp_model.cc:89< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a2abf8d5e7d838d6348a6b5b7101a0b04" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a2abf8d5e7d838d6348a6b5b7101a0b04" > operations_research::sat::DEFINE_STRONG_INT64_TYPE< / a > < / div > < div class = "ttdeci" > DEFINE_STRONG_INT64_TYPE(IntegerValue)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a562245e719610d5969ca1b4b1b310c9d" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a562245e719610d5969ca1b4b1b310c9d" > operations_research::sat::ApplyLiteralMapping< / a > < / div > < div class = "ttdeci" > bool ApplyLiteralMapping(const absl::StrongVector< LiteralIndex, LiteralIndex > & mapping, std::vector< LiteralWithCoeff > *cst, Coefficient *bound_shift, Coefficient *max_value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00115" > pb_constraint.cc:115< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a5c5399274f079c718ec46bf4b3032d27" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a5c5399274f079c718ec46bf4b3032d27" > operations_research::sat::ComputeNegatedCanonicalRhs< / a > < / div > < div class = "ttdeci" > Coefficient ComputeNegatedCanonicalRhs(Coefficient lower_bound, Coefficient bound_shift, Coefficient max_value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00190" > pb_constraint.cc:190< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a740bdf0c6c84d1fd07e8405fac06e04e" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a740bdf0c6c84d1fd07e8405fac06e04e" > operations_research::sat::SimplifyCanonicalBooleanLinearConstraint< / a > < / div > < div class = "ttdeci" > void SimplifyCanonicalBooleanLinearConstraint(std::vector< LiteralWithCoeff > *cst, Coefficient *rhs)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00160" > pb_constraint.cc:160< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a8860b588974cb8ffaf2ac97eafd67b3e" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a8860b588974cb8ffaf2ac97eafd67b3e" > operations_research::sat::ComputeBooleanLinearExpressionCanonicalForm< / a > < / div > < div class = "ttdeci" > bool ComputeBooleanLinearExpressionCanonicalForm(std::vector< LiteralWithCoeff > *cst, Coefficient *bound_shift, Coefficient *max_value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00053" > pb_constraint.cc:53< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_acf18431db5241d6ae15e5db2470d9079" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#acf18431db5241d6ae15e5db2470d9079" > operations_research::sat::BooleanLinearExpressionIsCanonical< / a > < / div > < div class = "ttdeci" > bool BooleanLinearExpressionIsCanonical(const std::vector< LiteralWithCoeff > & cst)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8cc_source.html#l00148" > pb_constraint.cc:148< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_adf5729c9f2cd9c6c4897cd486978291a" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#adf5729c9f2cd9c6c4897cd486978291a" > operations_research::sat::AbslHashValue< / a > < / div > < div class = "ttdeci" > H AbslHashValue(H h, const LiteralWithCoeff & term)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00064" > pb_constraint.h:64< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_afd482f2c4b9533b4d1f7379a578e9b18" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#afd482f2c4b9533b4d1f7379a578e9b18" > operations_research::sat::kCoefficientMax< / a > < / div > < div class = "ttdeci" > const Coefficient kCoefficientMax(std::numeric_limits< Coefficient::ValueType > ::max())< / 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 >
< div class = "ttc" id = "arouting__filters_8cc_html_a4f1e8002734902ae1c65ccc3fc30c98e" > < div class = "ttname" > < a href = "routing__filters_8cc.html#a4f1e8002734902ae1c65ccc3fc30c98e" > bound< / a > < / div > < div class = "ttdeci" > int64_t bound< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "routing__filters_8cc_source.html#l00968" > routing_filters.cc:968< / a > < / div > < / div >
< div class = "ttc" id = "arouting__filters_8cc_html_a8e4ee19dee0e00541dbe9bbc83d806ba" > < div class = "ttname" > < a href = "routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba" > coefficient< / a > < / div > < div class = "ttdeci" > int64_t coefficient< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "routing__filters_8cc_source.html#l00969" > routing_filters.cc:969< / 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__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 >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_with_coeff_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html" > operations_research::sat::LiteralWithCoeff< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00051" > pb_constraint.h:51< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_with_coeff_html_a262cd3d45828aaec895b772bd50002d5" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#a262cd3d45828aaec895b772bd50002d5" > operations_research::sat::LiteralWithCoeff::operator==< / a > < / div > < div class = "ttdeci" > bool operator==(const LiteralWithCoeff & other) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00057" > pb_constraint.h:57< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_with_coeff_html_a9c8a1b84df9dd447ccd80db948eb5085" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#a9c8a1b84df9dd447ccd80db948eb5085" > operations_research::sat::LiteralWithCoeff::LiteralWithCoeff< / a > < / div > < div class = "ttdeci" > LiteralWithCoeff()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00052" > pb_constraint.h:52< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_with_coeff_html_ab5052c90c60767f4e16e79ea8d0bffb4" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ab5052c90c60767f4e16e79ea8d0bffb4" > operations_research::sat::LiteralWithCoeff::LiteralWithCoeff< / a > < / div > < div class = "ttdeci" > LiteralWithCoeff(Literal l, Coefficient c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00053" > pb_constraint.h:53< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_with_coeff_html_ada84a5c84452210dd2919b83deb58ca3" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#ada84a5c84452210dd2919b83deb58ca3" > operations_research::sat::LiteralWithCoeff::coefficient< / a > < / div > < div class = "ttdeci" > Coefficient coefficient< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00056" > pb_constraint.h:56< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_with_coeff_html_af63dcc00f2023fdf498e0829e6fb8a6b" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#af63dcc00f2023fdf498e0829e6fb8a6b" > operations_research::sat::LiteralWithCoeff::literal< / a > < / div > < div class = "ttdeci" > Literal literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00055" > pb_constraint.h:55< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_literal_with_coeff_html_afb36e2f35cf64e12930a2e7ec602e8e2" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_literal_with_coeff.html#afb36e2f35cf64e12930a2e7ec602e8e2" > operations_research::sat::LiteralWithCoeff::LiteralWithCoeff< / a > < / div > < div class = "ttdeci" > LiteralWithCoeff(Literal l, int64_t c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00054" > pb_constraint.h:54< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html" > operations_research::sat::PbConstraintsEnqueueHelper::ReasonInfo< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00362" > pb_constraint.h:362< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info_html_a423024af9357cc1dff15aa424e022d9d" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html#a423024af9357cc1dff15aa424e022d9d" > operations_research::sat::PbConstraintsEnqueueHelper::ReasonInfo::source_trail_index< / a > < / div > < div class = "ttdeci" > int source_trail_index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00363" > pb_constraint.h:363< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info_html_afe52c2c26c7ea4bb701d2e051c0f3833" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_1_1_reason_info.html#afe52c2c26c7ea4bb701d2e051c0f3833" > operations_research::sat::PbConstraintsEnqueueHelper::ReasonInfo::pb_constraint< / a > < / div > < div class = "ttdeci" > UpperBoundedLinearConstraint * pb_constraint< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00364" > pb_constraint.h:364< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html" > operations_research::sat::PbConstraintsEnqueueHelper< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00347" > pb_constraint.h:347< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_html_a2b537e8bba9403eef4d626a7a8b921a1" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#a2b537e8bba9403eef4d626a7a8b921a1" > operations_research::sat::PbConstraintsEnqueueHelper::reasons< / a > < / div > < div class = "ttdeci" > std::vector< ReasonInfo > reasons< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00366" > pb_constraint.h:366< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_html_a80f73afb7f3e4965def965261750bc86" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#a80f73afb7f3e4965def965261750bc86" > operations_research::sat::PbConstraintsEnqueueHelper::Enqueue< / a > < / div > < div class = "ttdeci" > void Enqueue(Literal l, int source_trail_index, UpperBoundedLinearConstraint *ct, Trail *trail)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00348" > pb_constraint.h:348< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_html_aaae88a70725a09afe173932f040c49a1" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#aaae88a70725a09afe173932f040c49a1" > operations_research::sat::PbConstraintsEnqueueHelper::conflict< / a > < / div > < div class = "ttdeci" > std::vector< Literal > conflict< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00358" > pb_constraint.h:358< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper_html_ac12cf291d1c4f67f024ecd26b791507d" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_pb_constraints_enqueue_helper.html#ac12cf291d1c4f67f024ecd26b791507d" > operations_research::sat::PbConstraintsEnqueueHelper::propagator_id< / a > < / div > < div class = "ttdeci" > int propagator_id< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pb__constraint_8h_source.html#l00355" > pb_constraint.h:355< / a > < / div > < / div >
< div class = "ttc" id = "avariable__and__expressions_8cc_html_a2091cd7d80fdd31762020bce86138587" > < div class = "ttname" > < a href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > < / div > < div class = "ttdeci" > const double coeff< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variable__and__expressions_8cc_source.html#l00105" > variable_and_expressions.cc:105< / a > < / div > < / div >
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