AMPLProblemHandler::LinearExprHandler Class Reference

Detailed Description

handles linear part of a common expression sets up a sum expression, if the linear part isn't empty

Definition at line 665 of file reader_nl.cpp.

Public Member Functions
	LinearExprHandler (AMPLProblemHandler &amplph_, int index, int num_linear_terms)
	constructor More...
void	AddTerm (int var_index, double coef)
	receives notification of a term in the linear expression More...

Constructor & Destructor Documentation

LinearExprHandler()

AMPLProblemHandler::LinearExprHandler::LinearExprHandler ( AMPLProblemHandler &  amplph_, int  index, int  num_linear_terms  )

inline

constructor

Parameters

amplph_	problem handler
index	index of common expression
num_linear_terms	number of terms to expect

Definition at line 673 of file reader_nl.cpp.

References NULL, SCIP_CALL_THROW, and SCIPcreateExprSum().

Member Function Documentation

AddTerm()

void AMPLProblemHandler::LinearExprHandler::AddTerm ( int  var_index, double  coef  )

inline

receives notification of a term in the linear expression

Parameters

var_index	AMPL index of variable
coef	variable coefficient

Definition at line 690 of file reader_nl.cpp.

References NULL, SCIP_CALL_THROW, SCIPappendExprSumExpr(), SCIPcreateExprVar(), and SCIPreleaseExpr().