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< a href = "lp__data__utils_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
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< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "comment" > // Utility helpers for manipulating LinearProgram and other types defined in< / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < span class = "comment" > // lp_data.< / span > < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < span class = "preprocessor" > #ifndef OR_TOOLS_LP_DATA_LP_DATA_UTILS_H_< / span > < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #define OR_TOOLS_LP_DATA_LP_DATA_UTILS_H_< / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "parameters_8pb_8h.html" > ortools/glop/parameters.pb.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "lp__data_8h.html" > ortools/lp_data/lp_data.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "lp__types_8h.html" > ortools/lp_data/lp_types.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "matrix__scaler_8h.html" > ortools/lp_data/matrix_scaler.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "keyword" > namespace < / span > glop {< / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "comment" > // For all constraints in linear_program, if the constraint has a slack< / span > < / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "comment" > // variable, change its value in *values so that the constraints itself is< / span > < / div >
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > 30< / span >   < span class = "comment" > // satisfied.< / span > < / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > 31< / span >   < span class = "comment" > // Note that this obviously won' t always imply that the bounds of the slack< / span > < / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < span class = "comment" > // variable itself will be satisfied.< / span > < / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > 33< / span >   < span class = "comment" > // The code assumes (and DCHECKs) that all constraints with a slack variable< / span > < / div >
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   < span class = "comment" > // have their upper and lower bounds both set to 0. This is ensured by< / span > < / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < span class = "comment" > // LinearProgram::AddSlackVariablesWhereNecessary().< / span > < / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#abd4b14641c2dbc6319f036237a8c696c" > ComputeSlackVariablesValues< / a > (< span class = "keyword" > const< / span > LinearProgram& linear_program,< / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a4dc8ae0f97c4110f3cc770715b2bbd12" > DenseRow< / a > * values);< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < span class = "comment" > // This is separated from LinearProgram class because of a cyclic dependency< / span > < / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "comment" > // when scaling as an LP.< / span > < / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#ac9c215aa509854e985e62d8cdf0a33cc" > Scale< / a > (LinearProgram* lp, SparseMatrixScaler* scaler,< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   GlopParameters::ScalingAlgorithm scaling_method);< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < span class = "comment" > // A convenience method for above providing a default algorithm for callers that< / span > < / div >
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "comment" > // don' t specify one.< / span > < / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#ac9c215aa509854e985e62d8cdf0a33cc" > Scale< / a > (LinearProgram* lp, SparseMatrixScaler* scaler);< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < / div >
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   < span class = "comment" > // Class to facilitate the conversion between an original " unscaled" LP problem< / span > < / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < span class = "comment" > // and its scaled version. It is easy to get the direction wrong, so it make< / span > < / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < span class = "comment" > // sense to have a single place where all the scaling formulas are kept.< / span > < / div >
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< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html" > 51< / a > < / span >   < span class = "keyword" > class < / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html" > LpScalingHelper< / a > {< / div >
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< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "comment" > // Scale the given LP.< / span > < / div >
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< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a306cb123e8da242a6daf1c397dfe6e73" > Scale< / a > (< a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html" > LinearProgram< / a > * lp);< / div >
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< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a306cb123e8da242a6daf1c397dfe6e73" > Scale< / a > (< span class = "keyword" > const< / span > GlopParameters& params, < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html" > LinearProgram< / a > * lp);< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   < / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   < span class = "comment" > // Clear all scaling coefficients.< / span > < / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > ();< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   < / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < span class = "comment" > // A variable value in the original domain must be multiplied by this factor< / span > < / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "comment" > // to be in the scaled domain.< / span > < / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a5eb3e38eae8f5143d627e8c85aff8cd7" > VariableScalingFactor< / a > (ColIndex < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "comment" > // Transforms corresponding value from the scaled domain to the original one.< / span > < / div >
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< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a60d41c66b603be0ec7517d437e5c63ec" > UnscaleVariableValue< / a > (ColIndex < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a7bda8ecfedb49d8fe3fa3868b49b1588" > UnscaleReducedCost< / a > (ColIndex < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#ad59ff81132bc4f1ac9759c7bf20e6964" > UnscaleDualValue< / a > (RowIndex < a class = "code" href = "markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52" > row< / a > , < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#adfdef00e17a2e0795dce8399a0ccb5fa" > UnscaleConstraintActivity< / a > (RowIndex < a class = "code" href = "markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52" > row< / a > , < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) < span class = "keyword" > const< / span > ;< / div >
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< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "comment" > // Unscale a row vector v such that v.B = unit_row. When basis_col is the< / span > < / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < span class = "comment" > // index of the Column that correspond to the unit position in matrix B.< / span > < / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a81f7bb96d3d5e616410cca59f13eba73" > UnscaleUnitRowLeftSolve< / a > (ColIndex basis_col,< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   < a class = "code" href = "structoperations__research_1_1glop_1_1_scattered_row.html" > ScatteredRow< / a > * left_inverse) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "comment" > // Unscale a col vector v such that B.c = matrix_column_col.< / span > < / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#aaf4b73351a4b8c368c8dcfd4832f4250" > UnscaleColumnRightSolve< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html" > RowToColMapping< / a > & basis, ColIndex < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ,< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < a class = "code" href = "structoperations__research_1_1glop_1_1_scattered_column.html" > ScatteredColumn< / a > * right_inverse) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   < / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < span class = "comment" > // Visible for testing. All objective coefficients of the original LP where< / span > < / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < span class = "comment" > // multiplied by this factor. Nothing else changed.< / span > < / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#aebb7e49f74b955d92d0ac64c45ecc4d1" > 81< / a > < / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#aebb7e49f74b955d92d0ac64c45ecc4d1" > BoundsScalingFactor< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > bound_scaling_factor_; }< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < span class = "comment" > // Visible for testing. All variable/constraint bounds of the original LP< / span > < / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < span class = "comment" > // where multiplied by this factor. Nothing else changed.< / span > < / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#afa3b3aeb098e0a00b20baf16999c68c9" > 85< / a > < / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > < a class = "code" href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#afa3b3aeb098e0a00b20baf16999c68c9" > ObjectiveScalingFactor< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < span class = "keywordflow" > return< / span > objective_scaling_factor_;< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   }< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < a class = "code" href = "classoperations__research_1_1glop_1_1_sparse_matrix_scaler.html" > SparseMatrixScaler< / a > scaler_;< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > bound_scaling_factor_ = 1.0;< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > objective_scaling_factor_ = 1.0;< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   };< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   } < span class = "comment" > // namespace glop< / span > < / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_LP_DATA_LP_DATA_UTILS_H_< / span > < / div >
2021-04-27 23:00:03 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html" > operations_research::glop::LinearProgram< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8h_source.html#l00055" > lp_data.h:55< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html" > operations_research::glop::LpScalingHelper< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8h_source.html#l00051" > lp_data_utils.h:51< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_a306cb123e8da242a6daf1c397dfe6e73" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a306cb123e8da242a6daf1c397dfe6e73" > operations_research::glop::LpScalingHelper::Scale< / a > < / div > < div class = "ttdeci" > void Scale(LinearProgram *lp)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00076" > lp_data_utils.cc:76< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_a5eb3e38eae8f5143d627e8c85aff8cd7" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a5eb3e38eae8f5143d627e8c85aff8cd7" > operations_research::glop::LpScalingHelper::VariableScalingFactor< / a > < / div > < div class = "ttdeci" > Fractional VariableScalingFactor(ColIndex col) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00091" > lp_data_utils.cc:91< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_a60d41c66b603be0ec7517d437e5c63ec" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a60d41c66b603be0ec7517d437e5c63ec" > operations_research::glop::LpScalingHelper::UnscaleVariableValue< / a > < / div > < div class = "ttdeci" > Fractional UnscaleVariableValue(ColIndex col, Fractional value) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00097" > lp_data_utils.cc:97< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_a7bda8ecfedb49d8fe3fa3868b49b1588" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a7bda8ecfedb49d8fe3fa3868b49b1588" > operations_research::glop::LpScalingHelper::UnscaleReducedCost< / a > < / div > < div class = "ttdeci" > Fractional UnscaleReducedCost(ColIndex col, Fractional value) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00103" > lp_data_utils.cc:103< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_a81f7bb96d3d5e616410cca59f13eba73" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#a81f7bb96d3d5e616410cca59f13eba73" > operations_research::glop::LpScalingHelper::UnscaleUnitRowLeftSolve< / a > < / div > < div class = "ttdeci" > void UnscaleUnitRowLeftSolve(ColIndex basis_col, ScatteredRow *left_inverse) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00121" > lp_data_utils.cc:121< / a > < / div > < / div >
2020-11-18 14:53:30 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_aa71d36872f416feaa853788a7a7a7ef8" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#aa71d36872f416feaa853788a7a7a7ef8" > operations_research::glop::LpScalingHelper::Clear< / a > < / div > < div class = "ttdeci" > void Clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00085" > lp_data_utils.cc:85< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_aaf4b73351a4b8c368c8dcfd4832f4250" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#aaf4b73351a4b8c368c8dcfd4832f4250" > operations_research::glop::LpScalingHelper::UnscaleColumnRightSolve< / a > < / div > < div class = "ttdeci" > void UnscaleColumnRightSolve(const RowToColMapping & basis, ColIndex col, ScatteredColumn *right_inverse) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00140" > lp_data_utils.cc:140< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_ad59ff81132bc4f1ac9759c7bf20e6964" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#ad59ff81132bc4f1ac9759c7bf20e6964" > operations_research::glop::LpScalingHelper::UnscaleDualValue< / a > < / div > < div class = "ttdeci" > Fractional UnscaleDualValue(RowIndex row, Fractional value) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00109" > lp_data_utils.cc:109< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_adfdef00e17a2e0795dce8399a0ccb5fa" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#adfdef00e17a2e0795dce8399a0ccb5fa" > operations_research::glop::LpScalingHelper::UnscaleConstraintActivity< / a > < / div > < div class = "ttdeci" > Fractional UnscaleConstraintActivity(RowIndex row, Fractional value) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00115" > lp_data_utils.cc:115< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_aebb7e49f74b955d92d0ac64c45ecc4d1" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#aebb7e49f74b955d92d0ac64c45ecc4d1" > operations_research::glop::LpScalingHelper::BoundsScalingFactor< / a > < / div > < div class = "ttdeci" > Fractional BoundsScalingFactor() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8h_source.html#l00081" > lp_data_utils.h:81< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html_afa3b3aeb098e0a00b20baf16999c68c9" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_lp_scaling_helper.html#afa3b3aeb098e0a00b20baf16999c68c9" > operations_research::glop::LpScalingHelper::ObjectiveScalingFactor< / a > < / div > < div class = "ttdeci" > Fractional ObjectiveScalingFactor() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8h_source.html#l00085" > lp_data_utils.h:85< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_sparse_matrix_scaler_html" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_sparse_matrix_scaler.html" > operations_research::glop::SparseMatrixScaler< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "matrix__scaler_8h_source.html#l00078" > matrix_scaler.h:78< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html" > operations_research::glop::StrictITIVector< RowIndex, ColIndex > < / a > < / div > < / div >
2021-04-27 23:00:03 +02:00
< 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 >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "alp__data_8h_html" > < div class = "ttname" > < a href = "lp__data_8h.html" > lp_data.h< / a > < / div > < / div >
< div class = "ttc" id = "alp__types_8h_html" > < div class = "ttname" > < a href = "lp__types_8h.html" > lp_types.h< / a > < / div > < / div >
2021-04-27 23:00:03 +02:00
< div class = "ttc" id = "amarkowitz_8cc_html_aa9d6c98fdf8d89b0e2321fda02adc82c" > < div class = "ttname" > < a href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > < / div > < div class = "ttdeci" > ColIndex col< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "markowitz_8cc_source.html#l00183" > markowitz.cc:183< / a > < / div > < / div >
< div class = "ttc" id = "amarkowitz_8cc_html_aea35f36ba98d5bbd8d033382f50c9e52" > < div class = "ttname" > < a href = "markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52" > row< / a > < / div > < div class = "ttdeci" > RowIndex row< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "markowitz_8cc_source.html#l00182" > markowitz.cc:182< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "amatrix__scaler_8h_html" > < div class = "ttname" > < a href = "matrix__scaler_8h.html" > matrix_scaler.h< / a > < / div > < / div >
2021-04-27 23:00:03 +02:00
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a4dc8ae0f97c4110f3cc770715b2bbd12" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a4dc8ae0f97c4110f3cc770715b2bbd12" > operations_research::glop::DenseRow< / a > < / div > < div class = "ttdeci" > StrictITIVector< ColIndex, Fractional > DenseRow< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00300" > lp_types.h:300< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a733947145e3e1631165b618b05c9ccb7" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > operations_research::glop::Fractional< / a > < / div > < div class = "ttdeci" > double Fractional< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00078" > lp_types.h:78< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_abd4b14641c2dbc6319f036237a8c696c" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#abd4b14641c2dbc6319f036237a8c696c" > operations_research::glop::ComputeSlackVariablesValues< / a > < / div > < div class = "ttdeci" > void ComputeSlackVariablesValues(const LinearProgram & linear_program, DenseRow *values)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00019" > lp_data_utils.cc:19< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_ac9c215aa509854e985e62d8cdf0a33cc" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#ac9c215aa509854e985e62d8cdf0a33cc" > operations_research::glop::Scale< / a > < / div > < div class = "ttdeci" > void Scale(LinearProgram *lp, SparseMatrixScaler *scaler)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data__utils_8cc_source.html#l00052" > lp_data_utils.cc:52< / a > < / div > < / div >
2021-04-27 23:00:03 +02:00
< 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 >
2020-09-02 09:42:51 +02:00
< div class = "ttc" id = "aparameters_8pb_8h_html" > < div class = "ttname" > < a href = "parameters_8pb_8h.html" > parameters.pb.h< / a > < / div > < / div >
2021-04-27 23:00:03 +02:00
< div class = "ttc" id = "astructoperations__research_1_1glop_1_1_scattered_column_html" > < div class = "ttname" > < a href = "structoperations__research_1_1glop_1_1_scattered_column.html" > operations_research::glop::ScatteredColumn< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "scattered__vector_8h_source.html#l00196" > scattered_vector.h:197< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1glop_1_1_scattered_row_html" > < div class = "ttname" > < a href = "structoperations__research_1_1glop_1_1_scattered_row.html" > operations_research::glop::ScatteredRow< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "scattered__vector_8h_source.html#l00198" > scattered_vector.h:198< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< / div > <!-- fragment --> < / div > <!-- contents -->
< / div > <!-- doc - content -->
2020-09-02 09:42:51 +02:00
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