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< h2 > C++ Reference< / h2 >
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< h1 style = "color: #145A32;" > C++ Reference: Linear solver< / h1 >
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< li class = "navelem" > < a class = "el" href = "namespaceoperations__research.html" > operations_research< / a > < / li > < li class = "navelem" > < a class = "el" href = "classoperations__research_1_1MPObjective.html" > MPObjective< / a > < / li > < / ul >
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< a href = "#pub-methods" > Public Member Functions< / a > |
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< div class = "title" > MPObjective< / div > < / div >
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< a name = "details" id = "details" > < / a > < h2 class = "groupheader" > Detailed Description< / h2 >
< div class = "textblock" > < p > A class to express a linear objective. < / p >
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< p class = "definition" > Definition at line < a class = "el" href = "linear__solver_8h_source.html#l00883" > 883< / a > of file < a class = "el" href = "linear__solver_8h_source.html" > linear_solver.h< / a > .< / p >
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< / div > < table class = "memberdecls" >
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< tr class = "heading" > < td colspan = "2" > < h2 class = "groupheader" > < a name = "pub-methods" > < / a >
Public Member Functions< / h2 > < / td > < / tr >
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< tr class = "memitem:aa71d36872f416feaa853788a7a7a7ef8" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > ()< / td > < / tr >
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< tr class = "memdesc:aa71d36872f416feaa853788a7a7a7ef8" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Clears the offset, all variables and coefficients, and the optimization direction. < a href = "classoperations__research_1_1MPObjective.html#aa71d36872f416feaa853788a7a7a7ef8" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:aa71d36872f416feaa853788a7a7a7ef8" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a2def997791a2a5119c3502aa68c34181" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a2def997791a2a5119c3502aa68c34181" > SetCoefficient< / a > (const < a class = "el" href = "classoperations__research_1_1MPVariable.html" > MPVariable< / a > *const var, double coeff)< / td > < / tr >
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< tr class = "memdesc:a2def997791a2a5119c3502aa68c34181" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Sets the coefficient of the variable in the objective. < a href = "classoperations__research_1_1MPObjective.html#a2def997791a2a5119c3502aa68c34181" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a2def997791a2a5119c3502aa68c34181" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a356d08f701ec7c64a00c19818bb72886" > < td class = "memItemLeft" align = "right" valign = "top" > double  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a356d08f701ec7c64a00c19818bb72886" > GetCoefficient< / a > (const < a class = "el" href = "classoperations__research_1_1MPVariable.html" > MPVariable< / a > *const var) const< / td > < / tr >
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< tr class = "memdesc:a356d08f701ec7c64a00c19818bb72886" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Gets the coefficient of a given variable in the objective. < a href = "classoperations__research_1_1MPObjective.html#a356d08f701ec7c64a00c19818bb72886" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a356d08f701ec7c64a00c19818bb72886" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a665001590f89bb9446d0030e2ef8047b" > < td class = "memItemLeft" align = "right" valign = "top" > const absl::flat_hash_map< const < a class = "el" href = "classoperations__research_1_1MPVariable.html" > MPVariable< / a > *, double > &   < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a665001590f89bb9446d0030e2ef8047b" > terms< / a > () const< / td > < / tr >
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< tr class = "memdesc:a665001590f89bb9446d0030e2ef8047b" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Returns a map from variables to their coefficients in the objective. < a href = "classoperations__research_1_1MPObjective.html#a665001590f89bb9446d0030e2ef8047b" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a665001590f89bb9446d0030e2ef8047b" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a3d269786b0c64ba034e7e8a8a09213fc" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a3d269786b0c64ba034e7e8a8a09213fc" > SetOffset< / a > (double value)< / td > < / tr >
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< tr class = "memdesc:a3d269786b0c64ba034e7e8a8a09213fc" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Sets the constant term in the objective. < a href = "classoperations__research_1_1MPObjective.html#a3d269786b0c64ba034e7e8a8a09213fc" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a3d269786b0c64ba034e7e8a8a09213fc" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a96ffc785b7b2135c7980c985883ffdd3" > < td class = "memItemLeft" align = "right" valign = "top" > double  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a96ffc785b7b2135c7980c985883ffdd3" > offset< / a > () const< / td > < / tr >
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< tr class = "memdesc:a96ffc785b7b2135c7980c985883ffdd3" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Gets the constant term in the objective. < a href = "classoperations__research_1_1MPObjective.html#a96ffc785b7b2135c7980c985883ffdd3" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a96ffc785b7b2135c7980c985883ffdd3" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a3eee00e1029a4006afbd791f78d91657" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a3eee00e1029a4006afbd791f78d91657" > OptimizeLinearExpr< / a > (const < a class = "el" href = "classoperations__research_1_1LinearExpr.html" > LinearExpr< / a > & linear_expr, bool is_maximization)< / td > < / tr >
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< tr class = "memdesc:a3eee00e1029a4006afbd791f78d91657" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Resets the current objective to take the value of linear_expr, and sets the objective direction to maximize if "is_maximize", otherwise minimizes. < a href = "classoperations__research_1_1MPObjective.html#a3eee00e1029a4006afbd791f78d91657" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a3eee00e1029a4006afbd791f78d91657" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ac195da617c5cdd546ab7ecc67a2e7235" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#ac195da617c5cdd546ab7ecc67a2e7235" > MaximizeLinearExpr< / a > (const < a class = "el" href = "classoperations__research_1_1LinearExpr.html" > LinearExpr< / a > & linear_expr)< / td > < / tr >
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< tr class = "memdesc:ac195da617c5cdd546ab7ecc67a2e7235" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Resets the current objective to maximize linear_expr. < a href = "classoperations__research_1_1MPObjective.html#ac195da617c5cdd546ab7ecc67a2e7235" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:ac195da617c5cdd546ab7ecc67a2e7235" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a68da85394a0aa65bda40355466afba93" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a68da85394a0aa65bda40355466afba93" > MinimizeLinearExpr< / a > (const < a class = "el" href = "classoperations__research_1_1LinearExpr.html" > LinearExpr< / a > & linear_expr)< / td > < / tr >
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< tr class = "memdesc:a68da85394a0aa65bda40355466afba93" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Resets the current objective to minimize linear_expr. < a href = "classoperations__research_1_1MPObjective.html#a68da85394a0aa65bda40355466afba93" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a68da85394a0aa65bda40355466afba93" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a615d9bd9c0c88aa56d31fdf95fbb5749" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a615d9bd9c0c88aa56d31fdf95fbb5749" > AddLinearExpr< / a > (const < a class = "el" href = "classoperations__research_1_1LinearExpr.html" > LinearExpr< / a > & linear_expr)< / td > < / tr >
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< tr class = "memdesc:a615d9bd9c0c88aa56d31fdf95fbb5749" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Adds linear_expr to the current objective, does not change the direction. < a href = "classoperations__research_1_1MPObjective.html#a615d9bd9c0c88aa56d31fdf95fbb5749" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a615d9bd9c0c88aa56d31fdf95fbb5749" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:addbc1b5c5e43ec84e2ffc8ec3ab9d830" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#addbc1b5c5e43ec84e2ffc8ec3ab9d830" > SetOptimizationDirection< / a > (bool maximize)< / td > < / tr >
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< tr class = "memdesc:addbc1b5c5e43ec84e2ffc8ec3ab9d830" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Sets the optimization direction (maximize: true or minimize: false). < a href = "classoperations__research_1_1MPObjective.html#addbc1b5c5e43ec84e2ffc8ec3ab9d830" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:addbc1b5c5e43ec84e2ffc8ec3ab9d830" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:ac187b2ba08422f3a06b8d1e1502ceea6" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#ac187b2ba08422f3a06b8d1e1502ceea6" > SetMinimization< / a > ()< / td > < / tr >
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< tr class = "memdesc:ac187b2ba08422f3a06b8d1e1502ceea6" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Sets the optimization direction to minimize. < a href = "classoperations__research_1_1MPObjective.html#ac187b2ba08422f3a06b8d1e1502ceea6" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:ac187b2ba08422f3a06b8d1e1502ceea6" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a0ae674872034b9d61b389da66cb9503a" > < td class = "memItemLeft" align = "right" valign = "top" > void  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a0ae674872034b9d61b389da66cb9503a" > SetMaximization< / a > ()< / td > < / tr >
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< tr class = "memdesc:a0ae674872034b9d61b389da66cb9503a" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Sets the optimization direction to maximize. < a href = "classoperations__research_1_1MPObjective.html#a0ae674872034b9d61b389da66cb9503a" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a0ae674872034b9d61b389da66cb9503a" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a3df780d69d67985929c76e750f913e21" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a3df780d69d67985929c76e750f913e21" > maximization< / a > () const< / td > < / tr >
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< tr class = "memdesc:a3df780d69d67985929c76e750f913e21" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Is the optimization direction set to maximize? < a href = "classoperations__research_1_1MPObjective.html#a3df780d69d67985929c76e750f913e21" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a3df780d69d67985929c76e750f913e21" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:aa3d71b1d66352ee439fdcdf8f3b93067" > < td class = "memItemLeft" align = "right" valign = "top" > bool  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#aa3d71b1d66352ee439fdcdf8f3b93067" > minimization< / a > () const< / td > < / tr >
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< tr class = "memdesc:aa3d71b1d66352ee439fdcdf8f3b93067" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Is the optimization direction set to minimize? < a href = "classoperations__research_1_1MPObjective.html#aa3d71b1d66352ee439fdcdf8f3b93067" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:aa3d71b1d66352ee439fdcdf8f3b93067" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a8554e97d98d05016f16300cedf2be9f6" > < td class = "memItemLeft" align = "right" valign = "top" > double  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a8554e97d98d05016f16300cedf2be9f6" > Value< / a > () const< / td > < / tr >
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< tr class = "memdesc:a8554e97d98d05016f16300cedf2be9f6" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Returns the objective value of the best solution found so far. < a href = "classoperations__research_1_1MPObjective.html#a8554e97d98d05016f16300cedf2be9f6" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a8554e97d98d05016f16300cedf2be9f6" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
< tr class = "memitem:a9ec8e5b1017d35c4ce048c67330b0a10" > < td class = "memItemLeft" align = "right" valign = "top" > double  < / td > < td class = "memItemRight" valign = "bottom" > < a class = "el" href = "classoperations__research_1_1MPObjective.html#a9ec8e5b1017d35c4ce048c67330b0a10" > BestBound< / a > () const< / td > < / tr >
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< tr class = "memdesc:a9ec8e5b1017d35c4ce048c67330b0a10" > < td class = "mdescLeft" >   < / td > < td class = "mdescRight" > Returns the best objective bound. < a href = "classoperations__research_1_1MPObjective.html#a9ec8e5b1017d35c4ce048c67330b0a10" > More...< / a > < br / > < / td > < / tr >
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< tr class = "separator:a9ec8e5b1017d35c4ce048c67330b0a10" > < td class = "memSeparator" colspan = "2" >   < / td > < / tr >
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< / table >
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< h2 class = "groupheader" > Member Function Documentation< / h2 >
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< a id = "a615d9bd9c0c88aa56d31fdf95fbb5749" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a615d9bd9c0c88aa56d31fdf95fbb5749" > ◆ < / a > < / span > AddLinearExpr()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
< tr >
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< td class = "memname" > void AddLinearExpr < / td >
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< td > (< / td >
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< td class = "paramtype" > const < a class = "el" href = "classoperations__research_1_1LinearExpr.html" > LinearExpr< / a > &   < / td >
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< td class = "paramname" > < em > linear_expr< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Adds linear_expr to the current objective, does not change the direction. < / p >
< / div >
< / div >
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< a id = "a9ec8e5b1017d35c4ce048c67330b0a10" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a9ec8e5b1017d35c4ce048c67330b0a10" > ◆ < / a > < / span > BestBound()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
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< td class = "memname" > double BestBound < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > const< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Returns the best objective bound. < / p >
< p > In case of minimization, it is a lower bound on the objective value of the optimal integer solution. Only available for discrete problems. < / p >
< / div >
< / div >
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< a id = "aa71d36872f416feaa853788a7a7a7ef8" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#aa71d36872f416feaa853788a7a7a7ef8" > ◆ < / a > < / span > Clear()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
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< td class = "memname" > void Clear < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Clears the offset, all variables and coefficients, and the optimization direction. < / p >
< / div >
< / div >
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< a id = "a356d08f701ec7c64a00c19818bb72886" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a356d08f701ec7c64a00c19818bb72886" > ◆ < / a > < / span > GetCoefficient()< / h2 >
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< td class = "memname" > double GetCoefficient < / td >
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< td > (< / td >
< td class = "paramtype" > const < a class = "el" href = "classoperations__research_1_1MPVariable.html" > MPVariable< / a > *const  < / td >
< td class = "paramname" > < em > var< / em > < / td > < td > )< / td >
< td > const< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Gets the coefficient of a given variable in the objective. < / p >
< p > It returns 0 if the variable does not appear in the objective). < / p >
< / div >
< / div >
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< a id = "a3df780d69d67985929c76e750f913e21" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a3df780d69d67985929c76e750f913e21" > ◆ < / a > < / span > maximization()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
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< td class = "memname" > bool maximization < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > const< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Is the optimization direction set to maximize? < / p >
< / div >
< / div >
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< a id = "ac195da617c5cdd546ab7ecc67a2e7235" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ac195da617c5cdd546ab7ecc67a2e7235" > ◆ < / a > < / span > MaximizeLinearExpr()< / h2 >
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< td class = "memname" > void MaximizeLinearExpr < / td >
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< td > (< / td >
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< td class = "paramtype" > const < a class = "el" href = "classoperations__research_1_1LinearExpr.html" > LinearExpr< / a > &   < / td >
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< td class = "paramname" > < em > linear_expr< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
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< / div > < div class = "memdoc" >
< p > Resets the current objective to maximize linear_expr. < / p >
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< p class = "definition" > Definition at line < a class = "el" href = "linear__solver_8h_source.html#l00928" > 928< / a > of file < a class = "el" href = "linear__solver_8h_source.html" > linear_solver.h< / a > .< / p >
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< / div >
< / div >
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< a id = "aa3d71b1d66352ee439fdcdf8f3b93067" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#aa3d71b1d66352ee439fdcdf8f3b93067" > ◆ < / a > < / span > minimization()< / h2 >
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< td class = "memname" > bool minimization < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > const< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Is the optimization direction set to minimize? < / p >
< / div >
< / div >
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< a id = "a68da85394a0aa65bda40355466afba93" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a68da85394a0aa65bda40355466afba93" > ◆ < / a > < / span > MinimizeLinearExpr()< / h2 >
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< div class = "memitem" >
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< td class = "memname" > void MinimizeLinearExpr < / td >
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< td > (< / td >
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< td class = "paramtype" > const < a class = "el" href = "classoperations__research_1_1LinearExpr.html" > LinearExpr< / a > &   < / td >
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< td class = "paramname" > < em > linear_expr< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Resets the current objective to minimize linear_expr. < / p >
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< p class = "definition" > Definition at line < a class = "el" href = "linear__solver_8h_source.html#l00932" > 932< / a > of file < a class = "el" href = "linear__solver_8h_source.html" > linear_solver.h< / a > .< / p >
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< / div >
< / div >
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< a id = "a96ffc785b7b2135c7980c985883ffdd3" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a96ffc785b7b2135c7980c985883ffdd3" > ◆ < / a > < / span > offset()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
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< tr >
< td class = "mlabels-left" >
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< td class = "memname" > double offset < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > const< / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Gets the constant term in the objective. < / p >
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< p class = "definition" > Definition at line < a class = "el" href = "linear__solver_8h_source.html#l00919" > 919< / a > of file < a class = "el" href = "linear__solver_8h_source.html" > linear_solver.h< / a > .< / p >
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< / div >
< / div >
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< a id = "a3eee00e1029a4006afbd791f78d91657" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a3eee00e1029a4006afbd791f78d91657" > ◆ < / a > < / span > OptimizeLinearExpr()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
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< td class = "memname" > void OptimizeLinearExpr < / td >
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< td > (< / td >
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< td class = "paramtype" > const < a class = "el" href = "classoperations__research_1_1LinearExpr.html" > LinearExpr< / a > &   < / td >
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< td class = "paramname" > < em > linear_expr< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > bool  < / td >
< td class = "paramname" > < em > is_maximization< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Resets the current objective to take the value of linear_expr, and sets the objective direction to maximize if "is_maximize", otherwise minimizes. < / p >
< / div >
< / div >
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< a id = "a2def997791a2a5119c3502aa68c34181" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a2def997791a2a5119c3502aa68c34181" > ◆ < / a > < / span > SetCoefficient()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "memname" >
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< td class = "memname" > void SetCoefficient < / td >
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< td > (< / td >
< td class = "paramtype" > const < a class = "el" href = "classoperations__research_1_1MPVariable.html" > MPVariable< / a > *const  < / td >
< td class = "paramname" > < em > var< / em > , < / td >
< / tr >
< tr >
< td class = "paramkey" > < / td >
< td > < / td >
< td class = "paramtype" > double  < / td >
< td class = "paramname" > < em > coeff< / em >   < / td >
< / tr >
< tr >
< td > < / td >
< td > )< / td >
< td > < / td > < td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Sets the coefficient of the variable in the objective. < / p >
< p > If the variable does not belong to the solver, the function just returns, or crashes in non-opt mode. < / p >
< / div >
< / div >
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< a id = "a0ae674872034b9d61b389da66cb9503a" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a0ae674872034b9d61b389da66cb9503a" > ◆ < / a > < / span > SetMaximization()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
< table class = "mlabels" >
< tr >
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< td class = "memname" > void SetMaximization < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
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< / div > < div class = "memdoc" >
< p > Sets the optimization direction to maximize. < / p >
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< p class = "definition" > Definition at line < a class = "el" href = "linear__solver_8h_source.html#l00946" > 946< / a > of file < a class = "el" href = "linear__solver_8h_source.html" > linear_solver.h< / a > .< / p >
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< / div >
< / div >
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< a id = "ac187b2ba08422f3a06b8d1e1502ceea6" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#ac187b2ba08422f3a06b8d1e1502ceea6" > ◆ < / a > < / span > SetMinimization()< / h2 >
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< div class = "memitem" >
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< td class = "memname" > void SetMinimization < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
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< p > Sets the optimization direction to minimize. < / p >
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< p class = "definition" > Definition at line < a class = "el" href = "linear__solver_8h_source.html#l00943" > 943< / a > of file < a class = "el" href = "linear__solver_8h_source.html" > linear_solver.h< / a > .< / p >
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< / div >
< / div >
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< a id = "a3d269786b0c64ba034e7e8a8a09213fc" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a3d269786b0c64ba034e7e8a8a09213fc" > ◆ < / a > < / span > SetOffset()< / h2 >
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< div class = "memitem" >
< div class = "memproto" >
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< tr >
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< td class = "memname" > void SetOffset < / td >
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< td > (< / td >
< td class = "paramtype" > double  < / td >
< td class = "paramname" > < em > value< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Sets the constant term in the objective. < / p >
< / div >
< / div >
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< a id = "addbc1b5c5e43ec84e2ffc8ec3ab9d830" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#addbc1b5c5e43ec84e2ffc8ec3ab9d830" > ◆ < / a > < / span > SetOptimizationDirection()< / h2 >
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< div class = "memitem" >
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< td class = "memname" > void SetOptimizationDirection < / td >
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< td > (< / td >
< td class = "paramtype" > bool  < / td >
< td class = "paramname" > < em > maximize< / em > < / td > < td > )< / td >
< td > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Sets the optimization direction (maximize: true or minimize: false). < / p >
< / div >
< / div >
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< a id = "a665001590f89bb9446d0030e2ef8047b" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a665001590f89bb9446d0030e2ef8047b" > ◆ < / a > < / span > terms()< / h2 >
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< table class = "mlabels" >
< tr >
< td class = "mlabels-left" >
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< td class = "memname" > const absl::flat_hash_map< const < a class = "el" href = "classoperations__research_1_1MPVariable.html" > MPVariable< / a > *, double> & terms < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > const< / td >
< / tr >
< / table >
< / td >
< td class = "mlabels-right" >
< span class = "mlabels" > < span class = "mlabel" > inline< / span > < / span > < / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Returns a map from variables to their coefficients in the objective. < / p >
< p > If a variable is not present in the map, then its coefficient is zero. < / p >
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< p class = "definition" > Definition at line < a class = "el" href = "linear__solver_8h_source.html#l00911" > 911< / a > of file < a class = "el" href = "linear__solver_8h_source.html" > linear_solver.h< / a > .< / p >
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< / div >
< / div >
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< a id = "a8554e97d98d05016f16300cedf2be9f6" > < / a >
< h2 class = "memtitle" > < span class = "permalink" > < a href = "#a8554e97d98d05016f16300cedf2be9f6" > ◆ < / a > < / span > Value()< / h2 >
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< td class = "memname" > double Value < / td >
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< td > (< / td >
< td class = "paramname" > < / td > < td > )< / td >
< td > const< / td >
< / tr >
< / table >
< / div > < div class = "memdoc" >
< p > Returns the objective value of the best solution found so far. < / p >
< p > It is the optimal objective value if the problem has been solved to optimality.< / p >
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< p > Note: the objective value may be slightly different than what you could compute yourself using < code > < a class = "el" href = "classoperations__research_1_1MPVariable.html#adf1a0cc6a3736f3db9880392efe02f0e" title = "Returns the value of the variable in the current solution." > MPVariable::solution_value()< / a > < / code > ; please use the – verify_solution flag to gain confidence about the numerical stability of your solution. < / p >
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< / div >
< / div >
< hr / > The documentation for this class was generated from the following file:< ul >
< li > < a class = "el" href = "linear__solver_8h_source.html" > linear_solver.h< / a > < / li >
< / ul >
< / div > <!-- contents -->
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< / div >
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< / div >
< div id = "footer-container" >
< div id = "footer" >
< / div >
< / div >
< / body >
< / html >
