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< a href = "sat_2util_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
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< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / 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_UTIL_H_< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "preprocessor" > #define OR_TOOLS_SAT_UTIL_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 < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < deque> < / span > < / div >
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< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / 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 = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #if !defined(__PORTABLE_PLATFORM__)< / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include " google/protobuf/descriptor.h" < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #endif < / span > < span class = "comment" > // __PORTABLE_PLATFORM__< / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include " absl/container/btree_set.h" < / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " absl/random/bit_gen_ref.h" < / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " absl/random/random.h" < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / 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 = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat__base_8h.html" > ortools/sat/sat_base.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " < a class = "code" href = "random__engine_8h.html" > ortools/util/random_engine.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " < a class = "code" href = "time__limit_8h.html" > ortools/util/time_limit.h< / a > " < / span > < / div >
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< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < / div >
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< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "keyword" > namespace < / span > sat {< / 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 = "comment" > // Returns a in [0, m) such that a * x = 1 modulo m.< / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "comment" > // If gcd(x, m) != 1, there is no inverse, and it returns 0.< / span > < / div >
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< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "comment" > // This DCHECK that x is in [0, m).< / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "comment" > // This is integer overflow safe.< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "comment" > // Note(user): I didn' t find this in a easily usable standard library.< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > int64_t < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#abbbb4c91f9a3d6eb290709745f5b661c" > ModularInverse< / a > (int64_t x, int64_t m);< / div >
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< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < / div >
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< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "comment" > // Just returns x % m but with a result always in [0, m).< / span > < / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > int64_t < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a629c989df2521428c30722f175874774" > PositiveMod< / a > (int64_t x, int64_t m);< / 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" > // If we know that X * coeff % mod = rhs % mod, this returns c such that< / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < span class = "comment" > // PositiveMod(X, mod) = c.< / span > < / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "comment" > // This requires coeff != 0, mod !=0 and gcd(coeff, mod) == 1.< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "comment" > // The result will be in [0, mod) but there is no other condition on the sign or< / span > < / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "comment" > // magnitude of a and b.< / span > < / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < span class = "comment" > // This is overflow safe, and when rhs == 0 or abs(mod) == 1, it returns 0.< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > int64_t < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ac015d81b88379719f680eadc2aad1508" > ProductWithModularInverse< / a > (int64_t < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > , int64_t mod, int64_t rhs);< / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < span class = "comment" > // Returns true if the equation a * X + b * Y = cte has some integer solutions.< / span > < / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < span class = "comment" > // For now, we check that a and b are different from 0 and from int64_t min.< / span > < / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < span class = "comment" > // There is actually always a solution if cte % gcd(|a|, |b|) == 0. And because< / span > < / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < span class = "comment" > // a, b and cte fit on an int64_t, if there is a solution, there is one with X< / span > < / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > < span class = "comment" > // and Y fitting on an int64_t.< / span > < / div >
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< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < span class = "comment" > // We will divide everything by gcd(a, b) first, so it is why we take reference< / span > < / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "comment" > // and the equation can change.< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "comment" > // If there are solutions, we return one of them (x0, y0).< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "comment" > // From any such solution, the set of all solutions is given for Z integer by:< / span > < / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < span class = "comment" > // X = x0 + b * Z;< / span > < / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < span class = "comment" > // Y = y0 - a * Z;< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < span class = "comment" > // Given a domain for X and Y, it is possible to compute the " exact" domain of Z< / span > < / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "comment" > // with our Domain functions. Note however that this will only compute solution< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < span class = "comment" > // where both x-x0 and y-y0 do fit on an int64_t:< / span > < / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "comment" > // DomainOf(x).SubtractionWith(x0).InverseMultiplicationBy(b).IntersectionWith(< / span > < / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "comment" > // DomainOf(y).SubtractionWith(y0).InverseMultiplicationBy(-a))< / span > < / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a852a51b53f6217d6bfd1aef455f53f8c" > SolveDiophantineEquationOfSizeTwo< / a > (int64_t& < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , int64_t& < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > , int64_t& cte,< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > int64_t& x0, int64_t& y0);< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < span class = "comment" > // The argument must be non-negative.< / span > < / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > int64_t < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aa7497b495a7fbfddaea40d45861680c5" > FloorSquareRoot< / a > (int64_t < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > );< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > int64_t < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a72e9fb9c1d4b0649782f8696e85cbbaa" > CeilSquareRoot< / a > (int64_t < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > );< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > // Returns the multiple of base closest to value. If there is a tie, we return< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < span class = "comment" > // the one closest to zero. This way we have ClosestMultiple(x) =< / span > < / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < span class = "comment" > // -ClosestMultiple(-x) which is important for how this is used.< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > int64_t < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a2269a7a6f3b17cbd10a8d8a3914d8b51" > ClosestMultiple< / a > (int64_t < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > , int64_t base);< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "comment" > // Given a linear equation " sum coeff_i * X_i < = rhs. We can rewrite it using< / span > < / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < span class = "comment" > // ClosestMultiple() as " base * new_terms + error < = rhs" where error can be< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "comment" > // bounded using the provided bounds on each variables. This will return true if< / span > < / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "comment" > // the error can be ignored and this equation is completely equivalent to< / span > < / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "comment" > // new_terms < = new_rhs.< / 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" > // This is useful for cases like 9' 999 X + 10' 0001 Y < = 155' 000 where we have< / span > < / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // weird coefficient (maybe due to scaling). With a base of 10K, this is< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "comment" > // equivalent to X + Y < = 15.< / 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" > // Preconditions: All coeffs are assumed to be positive. You can easily negate< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "comment" > // all the negative coeffs and corresponding bounds before calling this.< / 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#af20de3e143682d110b863c2e9435f050" > LinearInequalityCanBeReducedWithClosestMultiple< / a > (< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > int64_t base, < span class = "keyword" > const< / span > std::vector< int64_t> & coeffs,< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "keyword" > const< / span > std::vector< int64_t> & lbs, < span class = "keyword" > const< / span > std::vector< int64_t> & ubs,< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > int64_t rhs, int64_t* new_rhs);< / 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" > // The model " singleton" random engine used in the solver.< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < span class = "comment" > // In test, we usually set use_absl_random() so that the sequence is changed at< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > // each invocation. This way, clients do not relly on the wrong assumption that< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "comment" > // a particular optimal solution will be returned if they are many equivalent< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "comment" > // ones.< / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > 115< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > ModelRandomGenerator< / a > : < span class = "keyword" > public< / span > absl::BitGenRef {< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "comment" > // We seed the strategy at creation only. This should be enough for our use< / span > < / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < span class = "comment" > // case since the SatParameters is set first before the solver is created. We< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "comment" > // also never really need to change the seed afterwards, it is just used to< / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "comment" > // diversify solves with identical parameters on different Model objects.< / span > < / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_model_random_generator.html#a01d0fd84c6567d5a7628deeac9a8ab23" > 121< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_model_random_generator.html#a01d0fd84c6567d5a7628deeac9a8ab23" > ModelRandomGenerator< / 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 = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > : < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::BitGenRef(deterministic_random_) {< / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & params = *< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< SatParameters> ();< / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > deterministic_random_.seed(params.random_seed());< / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "keywordflow" > if< / span > (params.use_absl_random()) {< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > absl_random_ = absl::BitGen(absl::SeedSeq({params.random_seed()}));< / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > absl::BitGenRef::operator=(absl::BitGenRef(absl_random_));< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > }< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > }< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > < / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < span class = "comment" > // This is just used to display ABSL_RANDOM_SALT_OVERRIDE in the log so that< / span > < / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < span class = "comment" > // it is possible to reproduce a failure more easily while looking at a solver< / span > < / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "comment" > // log.< / span > < / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > < span class = "comment" > // TODO(user): I didn' t find a cleaner way to log this.< / span > < / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_model_random_generator.html#a7302efe7585eecd121c7c0a6113c8ae4" > 136< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_model_random_generator.html#a7302efe7585eecd121c7c0a6113c8ae4" > LogSalt< / a > ()< span class = "keyword" > const < / span > {}< / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < a class = "code hl_typedef" href = "namespaceoperations__research.html#a6743e8c90bbb85a1017486ed70c7d29b" > random_engine_t< / a > deterministic_random_;< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > absl::BitGen absl_random_;< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > };< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "comment" > // The model " singleton" shared time limit.< / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_model_shared_time_limit.html" > 144< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_model_shared_time_limit.html" > ModelSharedTimeLimit< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1_shared_time_limit.html" > SharedTimeLimit< / a > {< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_model_shared_time_limit.html#a79b7879c6b56eab4a6c0222adf4d6e51" > 146< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_model_shared_time_limit.html#a79b7879c6b56eab4a6c0222adf4d6e51" > ModelSharedTimeLimit< / 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 = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > : < a class = "code hl_class" href = "classoperations__research_1_1_shared_time_limit.html" > SharedTimeLimit< / a > (< a class = "code hl_variable" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code hl_class" href = "classoperations__research_1_1_time_limit.html" > TimeLimit< / a > > ()) {}< / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > };< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < span class = "comment" > // Randomizes the decision heuristic of the given SatParameters.< / span > < / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a0441e1a54fe203c0707131e587de8fae" > RandomizeDecisionHeuristic< / a > (absl::BitGenRef random,< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > SatParameters* < a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / 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" > // Context: this function is not really generic, but required to be unit-tested.< / span > < / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < span class = "comment" > // It is used in a clause minimization algorithm when we try to detect if any of< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "comment" > // the clause literals can be propagated by a subset of the other literal being< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "comment" > // false. For that, we want to enqueue in the solver all the subset of size n-1.< / span > < / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "comment" > // This moves one of the unprocessed literal from literals to the last position.< / span > < / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "comment" > // The function tries to do that while preserving the longest possible prefix of< / span > < / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < span class = "comment" > // literals " amortized" through the calls assuming that we want to move each< / span > < / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < span class = "comment" > // literal to the last position once.< / span > < / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < span class = "comment" > // For a vector of size n, if we want to call this n times so that each literal< / span > < / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "comment" > // is last at least once, the sum of the size of the changed suffixes will be< / span > < / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < span class = "comment" > // O(n log n). If we were to use a simpler algorithm (like moving the last< / span > < / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "comment" > // unprocessed literal to the last position), this sum would be O(n^2).< / span > < / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "comment" > // Returns the size of the common prefix of literals before and after the move,< / span > < / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < span class = "comment" > // or -1 if all the literals are already processed. The argument< / span > < / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > < span class = "comment" > // relevant_prefix_size is used as a hint when keeping more that this prefix< / span > < / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < span class = "comment" > // size do not matter. The returned value will always be lower or equal to< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < span class = "comment" > // relevant_prefix_size.< / span > < / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ae1ffd76bca69ccb2e7b65dfe2cf76f2e" > MoveOneUnprocessedLiteralLast< / a > (< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < span class = "keyword" > const< / span > absl::btree_set< LiteralIndex> & processed, < span class = "keywordtype" > int< / span > relevant_prefix_size,< / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > std::vector< Literal> * literals);< / div >
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< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < / div >
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< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "comment" > // ============================================================================< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "comment" > // Implementation.< / span > < / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < span class = "comment" > // ============================================================================< / span > < / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < span class = "comment" > // Manages incremental averages.< / span > < / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_incremental_average.html" > 183< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_incremental_average.html" > IncrementalAverage< / a > {< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "comment" > // Initializes the average with ' initial_average' and number of records to 0.< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a2f01b362e8160a5d5a3d30a09ffe280c" > 186< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a2f01b362e8160a5d5a3d30a09ffe280c" > IncrementalAverage< / a > (< span class = "keywordtype" > double< / span > initial_average)< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > : average_(initial_average) {}< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a8f4ea7664e6ea6da0bff32eac8f4a975" > 188< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a8f4ea7664e6ea6da0bff32eac8f4a975" > IncrementalAverage< / a > () {}< / div >
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< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < / div >
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< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "comment" > // Sets the number of records to 0 and average to ' reset_value' .< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_incremental_average.html#adf01dcbe31fa99f0a8f9d91ba9f85b8b" > Reset< / a > (< span class = "keywordtype" > double< / span > reset_value);< / div >
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< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < / div >
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< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a6d9b473fa04b0558a8e48737f5ab9564" > 193< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a6d9b473fa04b0558a8e48737f5ab9564" > CurrentAverage< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > average_; }< / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > 194< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > NumRecords< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_records_; }< / div >
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< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < / div >
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< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_incremental_average.html#a198870bbc0f9b8d197a4c80f766ddf49" > AddData< / a > (< span class = "keywordtype" > double< / span > new_record);< / div >
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< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "keywordtype" > double< / span > average_ = 0.0;< / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > int64_t num_records_ = 0;< / div >
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< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > };< / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > < / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < span class = "comment" > // Manages exponential moving averages defined as< / span > < / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "comment" > // new_average = decaying_factor * old_average< / span > < / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "comment" > // + (1 - decaying_factor) * new_record.< / span > < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < span class = "comment" > // where 0 < decaying_factor < 1.< / span > < / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html" > 207< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html" > ExponentialMovingAverage< / a > {< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a5e3f98a369b372eb5521317e3eb3a4a0" > 209< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a5e3f98a369b372eb5521317e3eb3a4a0" > ExponentialMovingAverage< / a > (< span class = "keywordtype" > double< / span > decaying_factor)< / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > : decaying_factor_(decaying_factor) {< / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < a class = "code hl_define" href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > (decaying_factor, 0.0);< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a4395e95bab44e222cb2e77251017a0e2" > DCHECK_LE< / a > (decaying_factor, 1.0);< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > }< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < span class = "comment" > // Returns exponential moving average for all the added data so far.< / span > < / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a6d9b473fa04b0558a8e48737f5ab9564" > 216< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a6d9b473fa04b0558a8e48737f5ab9564" > CurrentAverage< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > average_; }< / div >
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< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < / div >
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< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "comment" > // Returns the total number of added records so far.< / span > < / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > 219< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > NumRecords< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > num_records_; }< / div >
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< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < / div >
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< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a198870bbc0f9b8d197a4c80f766ddf49" > AddData< / a > (< span class = "keywordtype" > double< / span > new_record);< / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > < span class = "keywordtype" > double< / span > average_ = 0.0;< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > int64_t num_records_ = 0;< / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > decaying_factor_;< / div >
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< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > };< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < / div >
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< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "comment" > // Utility to calculate percentile (First variant) for limited number of< / span > < / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "comment" > // records. Reference: https://en.wikipedia.org/wiki/Percentile< / span > < / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "comment" > // After the vector is sorted, we assume that the element with index i< / span > < / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "comment" > // correspond to the percentile 100*(i+0.5)/size. For percentiles before the< / span > < / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "comment" > // first element (resp. after the last one) we return the first element (resp.< / span > < / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "comment" > // the last). And otherwise we do a linear interpolation between the two element< / span > < / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "comment" > // around the asked percentile.< / span > < / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_percentile.html" > 237< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_percentile.html" > Percentile< / a > {< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_percentile.html#aae45e57e2fc34863a5272f4ec3ec2bef" > 239< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_percentile.html#aae45e57e2fc34863a5272f4ec3ec2bef" > Percentile< / a > (< span class = "keywordtype" > int< / span > record_limit) : record_limit_(record_limit) {}< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_percentile.html#adfcf2b433605c03210cbd06e28ce9d97" > AddRecord< / a > (< span class = "keywordtype" > double< / span > record);< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > < span class = "comment" > // Returns number of stored records.< / span > < / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_percentile.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > 244< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_percentile.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > NumRecords< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > records_.size(); }< / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < span class = "comment" > // Note that this is not fast and runs in O(n log n) for n records.< / span > < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_percentile.html#a006c3e4f212cee5414d510a9ded6eedb" > GetPercentile< / a > (< span class = "keywordtype" > double< / span > percent);< / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > std::deque< double> records_;< / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > record_limit_;< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > };< / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < span class = "comment" > // This method tries to compress a list of tuples by merging complementary< / span > < / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < span class = "comment" > // tuples, that is a set of tuples that only differ on one variable, and that< / span > < / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < span class = "comment" > // cover the domain of the variable. In that case, it will keep only one tuple,< / span > < / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < span class = "comment" > // and replace the value for variable by any_value, the equivalent of ' *' in< / span > < / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > < span class = "comment" > // regexps.< / span > < / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > < span class = "comment" > // This method is exposed for testing purposes.< / span > < / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a3e5f39b52251ad02e571592493b4d39f" > CompressTuples< / a > (absl::Span< const int64_t> domain_sizes, int64_t any_value,< / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > std::vector< std::vector< int64_t> > * tuples);< / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_SAT_UTIL_H_< / span > < / div >
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a4395e95bab44e222cb2e77251017a0e2" > < div class = "ttname" > < a href = "base_2logging_8h.html#a4395e95bab44e222cb2e77251017a0e2" > DCHECK_LE< / a > < / div > < div class = "ttdeci" > #define DCHECK_LE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00893" > base/logging.h:893< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_aae2dc65d9ea248d54bf39daa986dd295" > < div class = "ttname" > < a href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > < / div > < div class = "ttdeci" > #define DCHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00895" > base/logging.h:895< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_shared_time_limit_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_shared_time_limit.html" > operations_research::SharedTimeLimit< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00352" > time_limit.h:352< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html" > operations_research::TimeLimit< / a > < / div > < div class = "ttdoc" > A simple class to enforce both an elapsed time limit and a deterministic time limit in the same threa...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00106" > time_limit.h:106< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_exponential_moving_average_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html" > operations_research::sat::ExponentialMovingAverage< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00207" > sat/util.h:207< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_exponential_moving_average_html_a198870bbc0f9b8d197a4c80f766ddf49" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a198870bbc0f9b8d197a4c80f766ddf49" > operations_research::sat::ExponentialMovingAverage::AddData< / a > < / div > < div class = "ttdeci" > void AddData(double new_record)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00331" > sat/util.cc:331< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_exponential_moving_average_html_a1bdd878a5252fe5eb23b9319ed5b3f35" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > operations_research::sat::ExponentialMovingAverage::NumRecords< / a > < / div > < div class = "ttdeci" > int64_t NumRecords() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00219" > sat/util.h:219< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_exponential_moving_average_html_a5e3f98a369b372eb5521317e3eb3a4a0" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a5e3f98a369b372eb5521317e3eb3a4a0" > operations_research::sat::ExponentialMovingAverage::ExponentialMovingAverage< / a > < / div > < div class = "ttdeci" > ExponentialMovingAverage(double decaying_factor)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00209" > sat/util.h:209< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_exponential_moving_average_html_a6d9b473fa04b0558a8e48737f5ab9564" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_exponential_moving_average.html#a6d9b473fa04b0558a8e48737f5ab9564" > operations_research::sat::ExponentialMovingAverage::CurrentAverage< / a > < / div > < div class = "ttdeci" > double CurrentAverage() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00216" > sat/util.h:216< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_incremental_average_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_incremental_average.html" > operations_research::sat::IncrementalAverage< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00183" > sat/util.h:183< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_incremental_average_html_a198870bbc0f9b8d197a4c80f766ddf49" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_incremental_average.html#a198870bbc0f9b8d197a4c80f766ddf49" > operations_research::sat::IncrementalAverage::AddData< / a > < / div > < div class = "ttdeci" > void AddData(double new_record)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00326" > sat/util.cc:326< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_incremental_average_html_a1bdd878a5252fe5eb23b9319ed5b3f35" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_incremental_average.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > operations_research::sat::IncrementalAverage::NumRecords< / a > < / div > < div class = "ttdeci" > int64_t NumRecords() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00194" > sat/util.h:194< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_incremental_average_html_a2f01b362e8160a5d5a3d30a09ffe280c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_incremental_average.html#a2f01b362e8160a5d5a3d30a09ffe280c" > operations_research::sat::IncrementalAverage::IncrementalAverage< / a > < / div > < div class = "ttdeci" > IncrementalAverage(double initial_average)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00186" > sat/util.h:186< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_incremental_average_html_a6d9b473fa04b0558a8e48737f5ab9564" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_incremental_average.html#a6d9b473fa04b0558a8e48737f5ab9564" > operations_research::sat::IncrementalAverage::CurrentAverage< / a > < / div > < div class = "ttdeci" > double CurrentAverage() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00193" > sat/util.h:193< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_incremental_average_html_a8f4ea7664e6ea6da0bff32eac8f4a975" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_incremental_average.html#a8f4ea7664e6ea6da0bff32eac8f4a975" > operations_research::sat::IncrementalAverage::IncrementalAverage< / a > < / div > < div class = "ttdeci" > IncrementalAverage()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00188" > sat/util.h:188< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_incremental_average_html_adf01dcbe31fa99f0a8f9d91ba9f85b8b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_incremental_average.html#adf01dcbe31fa99f0a8f9d91ba9f85b8b" > operations_research::sat::IncrementalAverage::Reset< / a > < / div > < div class = "ttdeci" > void Reset(double reset_value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00321" > sat/util.cc:321< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model.html" > operations_research::sat::Model< / a > < / div > < div class = "ttdoc" > Class that owns everything related to a particular optimization model.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2model_8h_source.html#l00042" > sat/model.h:42< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_random_generator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > operations_research::sat::ModelRandomGenerator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00115" > sat/util.h:115< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_random_generator_html_a01d0fd84c6567d5a7628deeac9a8ab23" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model_random_generator.html#a01d0fd84c6567d5a7628deeac9a8ab23" > operations_research::sat::ModelRandomGenerator::ModelRandomGenerator< / a > < / div > < div class = "ttdeci" > ModelRandomGenerator(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00121" > sat/util.h:121< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_random_generator_html_a7302efe7585eecd121c7c0a6113c8ae4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model_random_generator.html#a7302efe7585eecd121c7c0a6113c8ae4" > operations_research::sat::ModelRandomGenerator::LogSalt< / a > < / div > < div class = "ttdeci" > void LogSalt() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00136" > sat/util.h:136< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_shared_time_limit_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model_shared_time_limit.html" > operations_research::sat::ModelSharedTimeLimit< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00144" > sat/util.h:144< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_shared_time_limit_html_a79b7879c6b56eab4a6c0222adf4d6e51" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model_shared_time_limit.html#a79b7879c6b56eab4a6c0222adf4d6e51" > operations_research::sat::ModelSharedTimeLimit::ModelSharedTimeLimit< / a > < / div > < div class = "ttdeci" > ModelSharedTimeLimit(Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00146" > sat/util.h:146< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_percentile_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_percentile.html" > operations_research::sat::Percentile< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00237" > sat/util.h:237< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_percentile_html_a006c3e4f212cee5414d510a9ded6eedb" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_percentile.html#a006c3e4f212cee5414d510a9ded6eedb" > operations_research::sat::Percentile::GetPercentile< / a > < / div > < div class = "ttdeci" > double GetPercentile(double percent)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00345" > sat/util.cc:345< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_percentile_html_a1bdd878a5252fe5eb23b9319ed5b3f35" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_percentile.html#a1bdd878a5252fe5eb23b9319ed5b3f35" > operations_research::sat::Percentile::NumRecords< / a > < / div > < div class = "ttdeci" > int64_t NumRecords() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00244" > sat/util.h:244< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_percentile_html_aae45e57e2fc34863a5272f4ec3ec2bef" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_percentile.html#aae45e57e2fc34863a5272f4ec3ec2bef" > operations_research::sat::Percentile::Percentile< / a > < / div > < div class = "ttdeci" > Percentile(int record_limit)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00239" > sat/util.h:239< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_percentile_html_adfcf2b433605c03210cbd06e28ce9d97" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_percentile.html#adfcf2b433605c03210cbd06e28ce9d97" > operations_research::sat::Percentile::AddRecord< / a > < / div > < div class = "ttdeci" > void AddRecord(double record)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00338" > sat/util.cc:338< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_a9293e4d29cac928301645070dd307683" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > < / div > < div class = "ttdeci" > int64_t b< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00047" > constraint_solver/table.cc:47< / a > < / div > < / div >
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_acb18315d548212835cd8ed4287e6c0b6" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > < / div > < div class = "ttdeci" > int64_t a< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00046" > constraint_solver/table.cc:46< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219" > < div class = "ttname" > < a href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > < / div > < div class = "ttdeci" > SatParameters parameters< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__fz__solver_8cc_source.html#l00119" > cp_model_fz_solver.cc:119< / a > < / div > < / div >
< div class = "ttc" id = "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 >
2022-01-17 21:42:14 +01:00
< 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 = "anamespaceabsl_html" > < div class = "ttname" > < a href = "namespaceabsl.html" > absl< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cleanup_8h_source.html#l00022" > cleanup.h:22< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a0441e1a54fe203c0707131e587de8fae" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a0441e1a54fe203c0707131e587de8fae" > operations_research::sat::RandomizeDecisionHeuristic< / a > < / div > < div class = "ttdeci" > void RandomizeDecisionHeuristic(absl::BitGenRef random, SatParameters *parameters)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00059" > sat/util.cc:59< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a2269a7a6f3b17cbd10a8d8a3914d8b51" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a2269a7a6f3b17cbd10a8d8a3914d8b51" > operations_research::sat::ClosestMultiple< / a > < / div > < div class = "ttdeci" > int64_t ClosestMultiple(int64_t value, int64_t base)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00211" > sat/util.cc:211< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a3e5f39b52251ad02e571592493b4d39f" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a3e5f39b52251ad02e571592493b4d39f" > operations_research::sat::CompressTuples< / a > < / div > < div class = "ttdeci" > void CompressTuples(absl::Span< const int64_t > domain_sizes, int64_t any_value, std::vector< std::vector< int64_t > > *tuples)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00370" > sat/util.cc:370< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a629c989df2521428c30722f175874774" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a629c989df2521428c30722f175874774" > operations_research::sat::PositiveMod< / a > < / div > < div class = "ttdeci" > int64_t PositiveMod(int64_t x, int64_t m)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00120" > sat/util.cc:120< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a72e9fb9c1d4b0649782f8696e85cbbaa" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a72e9fb9c1d4b0649782f8696e85cbbaa" > operations_research::sat::CeilSquareRoot< / a > < / div > < div class = "ttdeci" > int64_t CeilSquareRoot(int64_t a)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00203" > sat/util.cc:203< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a852a51b53f6217d6bfd1aef455f53f8c" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a852a51b53f6217d6bfd1aef455f53f8c" > operations_research::sat::SolveDiophantineEquationOfSizeTwo< / a > < / div > < div class = "ttdeci" > bool SolveDiophantineEquationOfSizeTwo(int64_t & a, int64_t & b, int64_t & cte, int64_t & x0, int64_t & y0)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00147" > sat/util.cc:147< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aa7497b495a7fbfddaea40d45861680c5" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aa7497b495a7fbfddaea40d45861680c5" > operations_research::sat::FloorSquareRoot< / a > < / div > < div class = "ttdeci" > int64_t FloorSquareRoot(int64_t a)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00194" > sat/util.cc:194< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_abbbb4c91f9a3d6eb290709745f5b661c" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#abbbb4c91f9a3d6eb290709745f5b661c" > operations_research::sat::ModularInverse< / a > < / div > < div class = "ttdeci" > int64_t ModularInverse(int64_t x, int64_t m)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00087" > sat/util.cc:87< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ac015d81b88379719f680eadc2aad1508" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ac015d81b88379719f680eadc2aad1508" > operations_research::sat::ProductWithModularInverse< / a > < / div > < div class = "ttdeci" > int64_t ProductWithModularInverse(int64_t coeff, int64_t mod, int64_t rhs)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00125" > sat/util.cc:125< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ae1ffd76bca69ccb2e7b65dfe2cf76f2e" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ae1ffd76bca69ccb2e7b65dfe2cf76f2e" > operations_research::sat::MoveOneUnprocessedLiteralLast< / a > < / div > < div class = "ttdeci" > int MoveOneUnprocessedLiteralLast(const absl::btree_set< LiteralIndex > & processed, int relevant_prefix_size, std::vector< Literal > *literals)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00282" > sat/util.cc:282< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_af20de3e143682d110b863c2e9435f050" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#af20de3e143682d110b863c2e9435f050" > operations_research::sat::LinearInequalityCanBeReducedWithClosestMultiple< / a > < / div > < div class = "ttdeci" > bool LinearInequalityCanBeReducedWithClosestMultiple(int64_t base, const std::vector< int64_t > & coeffs, const std::vector< int64_t > & lbs, const std::vector< int64_t > & ubs, int64_t rhs, int64_t *new_rhs)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8cc_source.html#l00218" > sat/util.cc:218< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_a6743e8c90bbb85a1017486ed70c7d29b" > < div class = "ttname" > < a href = "namespaceoperations__research.html#a6743e8c90bbb85a1017486ed70c7d29b" > operations_research::random_engine_t< / a > < / div > < div class = "ttdeci" > std::mt19937 random_engine_t< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "random__engine_8h_source.html#l00023" > random_engine.h:23< / a > < / div > < / div >
< div class = "ttc" id = "arandom__engine_8h_html" > < div class = "ttname" > < a href = "random__engine_8h.html" > random_engine.h< / a > < / div > < / div >
< div class = "ttc" id = "asat_2model_8h_html" > < div class = "ttname" > < a href = "sat_2model_8h.html" > model.h< / a > < / div > < / div >
< 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 = "atime__limit_8h_html" > < div class = "ttname" > < a href = "time__limit_8h.html" > time_limit.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "avariable__and__expressions_8cc_html_a2091cd7d80fdd31762020bce86138587" > < div class = "ttname" > < a href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > < / div > < div class = "ttdeci" > const double coeff< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variable__and__expressions_8cc_source.html#l00105" > variable_and_expressions.cc:105< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
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