SPxMainSM::DuplicateRowsPS Class Reference

Postsolves duplicate rows. More...

Inheritance diagram for SPxMainSM::DuplicateRowsPS:

Public Member Functions
	DuplicateRowsPS (const SPxLP &lp, int _i, int maxLhsIdx, int minRhsIdx, const DSVector &dupRows, const DataArray< double > scale, const DataArray< int > perm, const DataArray< bool > isLhsEqualRhs, bool isTheLast, bool isFixedRow, bool isFirst=false)
	DuplicateRowsPS (const DuplicateRowsPS &old)
	copy constructor
DuplicateRowsPS &	operator= (const DuplicateRowsPS &rhs)
	assignment operator
virtual PostStep *	clone () const
	clone function for polymorphism
virtual void	execute (DVector &x, DVector &y, DVector &s, DVector &r, DataArray< SPxSolver::VarStatus > &cBasis, DataArray< SPxSolver::VarStatus > &rBasis) const
Public Member Functions inherited from SPxMainSM::PostStep
	PostStep (const char *p_name, int nR=0, int nC=0)
	constructor.
	PostStep (const PostStep &old)
	copy constructor.
PostStep &	operator= (const PostStep &)
	assignment operator
virtual	~PostStep ()
	destructor.
virtual const char *	getName () const
	get name of simplifying step.
virtual bool	checkBasisDim (DataArray< SPxSolver::VarStatus > rows, DataArray< SPxSolver::VarStatus > cols) const

Private Attributes
const int	m_i
const int	m_maxLhsIdx
const int	m_minRhsIdx
const bool	m_maxSense
const bool	m_isFirst
const bool	m_isLast
const bool	m_fixed
const int	m_nCols
DSVector	m_scale
DataArray< int >	m_rIdxLocalOld
DataArray< int >	m_perm
DataArray< bool >	m_isLhsEqualRhs

Additional Inherited Members
Static Public Member Functions inherited from SPxMainSM::PostStep
static Real	eps ()

Detailed Description

Postsolves duplicate rows.

Definition at line 800 of file spxmainsm.h.

Constructor & Destructor Documentation

DuplicateRowsPS	(	const SPxLP &	lp,
		int	_i,
		int	maxLhsIdx,
		int	minRhsIdx,
		const DSVector &	dupRows,
		const DataArray< double >	scale,
		const DataArray< int >	perm,
		const DataArray< bool >	isLhsEqualRhs,
		bool	isTheLast,
		bool	isFixedRow,
		bool	isFirst = false
	)

Definition at line 817 of file spxmainsm.h.

References DSVector::add(), SVector::index(), SPxMainSM::DuplicateRowsPS::m_rIdxLocalOld, SPxMainSM::DuplicateRowsPS::m_scale, and SVector::size().

Referenced by SPxMainSM::DuplicateRowsPS::clone().

DuplicateRowsPS

(

const DuplicateRowsPS &

old

)

copy constructor

Definition at line 844 of file spxmainsm.h.

Member Function Documentation

virtual PostStep* clone ( ) const

virtual

clone function for polymorphism

Implements SPxMainSM::PostStep.

Definition at line 874 of file spxmainsm.h.

References SPxMainSM::DuplicateRowsPS::DuplicateRowsPS().

void execute ( DVector &  x, DVector &  y, DVector &  s, DVector &  r, DataArray< SPxSolver::VarStatus > &  cBasis, DataArray< SPxSolver::VarStatus > &  rBasis  ) const

virtual

Implements SPxMainSM::PostStep.

Definition at line 879 of file spxmainsm.cpp.

References ASSERT_WARN, SPxSolver::BASIC, SPxSolver::FIXED, soplex::isNotZero(), SPxSolver::ON_LOWER, SPxSolver::ON_UPPER, and SPxMainSM::rIdx().

DuplicateRowsPS& operator=

(

const DuplicateRowsPS &

rhs

)

assignment operator

Definition at line 860 of file spxmainsm.h.

References SPxMainSM::DuplicateRowsPS::m_isLhsEqualRhs, SPxMainSM::DuplicateRowsPS::m_perm, SPxMainSM::DuplicateRowsPS::m_rIdxLocalOld, SPxMainSM::DuplicateRowsPS::m_scale, and SPxMainSM::PostStep::operator=().

Member Data Documentation

const bool m_fixed

private

Definition at line 809 of file spxmainsm.h.

const int m_i

private

Definition at line 803 of file spxmainsm.h.

const bool m_isFirst

private

Definition at line 807 of file spxmainsm.h.

const bool m_isLast

private

Definition at line 808 of file spxmainsm.h.

DataArray<bool> m_isLhsEqualRhs

private

Definition at line 814 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::operator=().

const int m_maxLhsIdx

private

Definition at line 804 of file spxmainsm.h.

const bool m_maxSense

private

Definition at line 806 of file spxmainsm.h.

const int m_minRhsIdx

private

Definition at line 805 of file spxmainsm.h.

const int m_nCols

private

Definition at line 810 of file spxmainsm.h.

DataArray<int> m_perm

private

Definition at line 813 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::operator=().

DataArray<int> m_rIdxLocalOld

private

Definition at line 812 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::DuplicateRowsPS(), and SPxMainSM::DuplicateRowsPS::operator=().

DSVector m_scale

private

Definition at line 811 of file spxmainsm.h.

Referenced by SPxMainSM::DuplicateRowsPS::DuplicateRowsPS(), and SPxMainSM::DuplicateRowsPS::operator=().