SCIP_QuadElement Struct Reference

Detailed Description

An element of a quadratic term: two variable indices and a coefficient. The convention is to have idx1 <= idx2.

Definition at line 97 of file type_expr.h.

#include <type_expr.h>

Data Fields
int	idx1
int	idx2
SCIP_Real	coef

Field Documentation

int SCIP_QuadElement::idx1

index of first variable

Definition at line 99 of file type_expr.h.

Referenced by createConsFromQuadTerm(), createNlRow(), evalFunctionGradient(), evalFunctionValue(), exprConvertToPolynomial(), exprgraphFindParentByOperator(), exprgraphNodePropagateBounds(), exprgraphPrintNodeExpression(), exprUnconvertPolynomial(), hessLagAddQuad(), hessLagSparsitySetNzFlagForQuad(), mapIndicesQuad(), nlpSetupNlpiIndices(), nlrowAddQuadElement(), nlrowCalcActivityBounds(), nlrowChgQuadElemPos(), nlrowDelQuadElemPos(), nlrowQuadElemChanged(), nlrowRemoveFixedQuadVars(), printFunction(), printRowNl(), processNlRow(), quadraticdataSort(), readExpression(), readNonlinearExprs(), reformulate(), SCIP_DECL_CONSINITSOL(), SCIP_DECL_EXPREVAL(), SCIPaddToNlpiProblemQuadratic(), SCIPaddToNlpiProblemSOC(), SCIPexprAreEqual(), SCIPexprGetMaxDegree(), SCIPexprgraphGetSeparableTrees(), SCIPexprgraphGetSumTrees(), SCIPexprgraphNodeSplitOffLinear(), SCIPexprPrint(), SCIPnlpiOracleChgQuadCoefs(), SCIPnlpiOracleGetJacobianSparsity(), SCIPnlrowChgQuadElem(), SCIPnlrowGetSolActivity(), SCIPnlrowPrint(), SCIPnlrowRecalcNLPActivity(), SCIPnlrowRecalcPseudoActivity(), and updateVariableDegreesCons().

int SCIP_QuadElement::idx2

index of second variable

Definition at line 100 of file type_expr.h.

Referenced by createConsFromQuadTerm(), createNlRow(), eval(), evalFunctionGradient(), evalFunctionValue(), exprConvertToPolynomial(), exprgraphFindParentByOperator(), exprgraphNodePropagateBounds(), exprgraphPrintNodeExpression(), exprUnconvertPolynomial(), hessLagAddQuad(), hessLagSparsitySetNzFlagForQuad(), mapIndicesQuad(), nlpSetupNlpiIndices(), nlrowAddQuadElement(), nlrowCalcActivityBounds(), nlrowChgQuadElemPos(), nlrowDelQuadElemPos(), nlrowQuadElemChanged(), nlrowRemoveFixedQuadVars(), printFunction(), printRowNl(), processNlRow(), quadraticdataSort(), readExpression(), readNonlinearExprs(), reformulate(), SCIP_DECL_CONSINITSOL(), SCIP_DECL_EXPREVAL(), SCIPaddToNlpiProblemQuadratic(), SCIPaddToNlpiProblemSOC(), SCIPexprAreEqual(), SCIPexprGetMaxDegree(), SCIPexprgraphGetSeparableTrees(), SCIPexprgraphGetSumTrees(), SCIPexprgraphNodeSplitOffLinear(), SCIPexprPrint(), SCIPnlpiOracleChgQuadCoefs(), SCIPnlpiOracleGetJacobianSparsity(), SCIPnlrowChgQuadElem(), SCIPnlrowGetSolActivity(), SCIPnlrowPrint(), SCIPnlrowRecalcNLPActivity(), SCIPnlrowRecalcPseudoActivity(), and updateVariableDegreesCons().

SCIP_Real SCIP_QuadElement::coef

value of coefficient at position (idx1, idx2)

Definition at line 101 of file type_expr.h.

Referenced by createConsFromQuadTerm(), createNlRow(), eval(), evalFunctionGradient(), evalFunctionValue(), exprConvertToPolynomial(), exprgraphFindParentByOperator(), exprgraphNodePropagateBounds(), exprgraphPrintNodeExpression(), exprUnconvertPolynomial(), hessLagAddQuad(), nlpSetupNlpiIndices(), nlrowAddQuadElement(), nlrowCalcActivityBounds(), nlrowChgQuadElemPos(), nlrowDelQuadElemPos(), nlrowQuadElemChanged(), nlrowRemoveFixedQuadVars(), printFunction(), printRowNl(), processNlRow(), readExpression(), readNonlinearExprs(), reformulate(), SCIP_DECL_CONSINITSOL(), SCIP_DECL_EXPREVAL(), SCIP_DECL_EXPRINTEVAL(), SCIPaddToNlpiProblemQuadratic(), SCIPaddToNlpiProblemSOC(), SCIPexprAreEqual(), SCIPexprgraphGetSeparableTrees(), SCIPexprgraphGetSumTrees(), SCIPexprMulConstant(), SCIPexprPrint(), SCIPnlpiOracleChgQuadCoefs(), SCIPnlrowChgQuadElem(), SCIPnlrowGetSolActivity(), SCIPnlrowPrint(), SCIPnlrowRecalcNLPActivity(), SCIPnlrowRecalcPseudoActivity(), and SCIPquadelemSqueeze().