LpBase::DualExpr::CoeffIt Class Reference

Detailed Description

The iterator iterates over the terms of the expression.

double s=0;
for(LpBase::DualExpr::CoeffIt i(e);i!=INVALID;++i)
  s+= *i * dual(i);

#include <lemon/lp_base.h>

Public Member Functions
	CoeffIt (DualExpr &e)
	Sets the iterator to the first term.
	operator Row () const
	Convert the iterator to the row of the term.
Value &	operator* ()
	Returns the coefficient of the term.
const Value &	operator* () const
	Returns the coefficient of the term.
CoeffIt &	operator++ ()
	Next term.
bool	operator== (Invalid) const
	Equality operator.
bool	operator!= (Invalid) const
	Inequality operator.

Constructor & Destructor Documentation

CoeffIt ( DualExpr &  e )

inline

Sets the iterator to the first term of the expression.

Member Function Documentation

CoeffIt& operator++ ( )

inline

Assign the iterator to the next term.