Scippy

SoPlex

Sequential object-oriented simPlex

SPxMainSM::DoubletonEquationPS Class Reference

Postsolves doubleton equations combined with a column singleton. More...

Public Member Functions

 DoubletonEquationPS (const SPxLP &lp, int _j, int _k, int _i, Real oldLo, Real oldUp)
 
 DoubletonEquationPS (const DoubletonEquationPS &old)
 copy constructor More...
 
DoubletonEquationPSoperator= (const DoubletonEquationPS &rhs)
 assignment operator More...
 
virtual PostStepclone () const
 clone function for polymorphism More...
 
virtual void execute (DVector &x, DVector &y, DVector &s, DVector &r, DataArray< SPxSolver::VarStatus > &cBasis, DataArray< SPxSolver::VarStatus > &rBasis, bool isOptimal) const
 
- Public Member Functions inherited from SPxMainSM::PostStep
 PostStep (const char *p_name, int nR=0, int nC=0)
 constructor. More...
 
 PostStep (const PostStep &old)
 copy constructor. More...
 
PostStepoperator= (const PostStep &)
 assignment operator More...
 
virtual ~PostStep ()
 destructor. More...
 
virtual const char * getName () const
 get name of simplifying step. More...
 
virtual bool checkBasisDim (DataArray< SPxSolver::VarStatus > rows, DataArray< SPxSolver::VarStatus > cols) const
 

Private Attributes

const int m_j
 
const int m_k
 
const int m_i
 
const bool m_maxSense
 
const bool m_jFixed
 
const Real m_jObj
 
const Real m_kObj
 
const Real m_aij
 
const bool m_strictLo
 
const bool m_strictUp
 
const Real m_newLo
 
const Real m_newUp
 
const Real m_oldLo
 
const Real m_oldUp
 
const Real m_Lo_j
 
const Real m_Up_j
 
const Real m_lhs
 
const Real m_rhs
 
DSVector m_col
 

Additional Inherited Members

- Static Public Member Functions inherited from SPxMainSM::PostStep
static Real eps ()
 

Detailed Description

Postsolves doubleton equations combined with a column singleton.

Definition at line 800 of file spxmainsm.h.

Constructor & Destructor Documentation

◆ DoubletonEquationPS() [1/2]

DoubletonEquationPS ( const SPxLP lp,
int  _j,
int  _k,
int  _i,
Real  oldLo,
Real  oldUp 
)

Definition at line 825 of file spxmainsm.h.

◆ DoubletonEquationPS() [2/2]

copy constructor

Definition at line 848 of file spxmainsm.h.

Member Function Documentation

◆ clone()

virtual PostStep* clone ( ) const
virtual

clone function for polymorphism

Implements SPxMainSM::PostStep.

Definition at line 882 of file spxmainsm.h.

References SPxMainSM::DoubletonEquationPS, SPxMainSM::PostStep::execute(), and soplex::spx_alloc().

◆ execute()

◆ operator=()

DoubletonEquationPS& operator= ( const DoubletonEquationPS rhs)

assignment operator

Definition at line 871 of file spxmainsm.h.

References SPxMainSM::DoubletonEquationPS::m_col, and SPxMainSM::PostStep::operator=().

Member Data Documentation

◆ m_aij

const Real m_aij
private

Definition at line 810 of file spxmainsm.h.

◆ m_col

DSVector m_col
private

Definition at line 821 of file spxmainsm.h.

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

◆ m_i

const int m_i
private

Definition at line 805 of file spxmainsm.h.

◆ m_j

const int m_j
private

Definition at line 803 of file spxmainsm.h.

◆ m_jFixed

const bool m_jFixed
private

Definition at line 807 of file spxmainsm.h.

◆ m_jObj

const Real m_jObj
private

Definition at line 808 of file spxmainsm.h.

◆ m_k

const int m_k
private

Definition at line 804 of file spxmainsm.h.

◆ m_kObj

const Real m_kObj
private

Definition at line 809 of file spxmainsm.h.

◆ m_lhs

const Real m_lhs
private

Definition at line 819 of file spxmainsm.h.

◆ m_Lo_j

const Real m_Lo_j
private

Definition at line 817 of file spxmainsm.h.

◆ m_maxSense

const bool m_maxSense
private

Definition at line 806 of file spxmainsm.h.

◆ m_newLo

const Real m_newLo
private

Definition at line 813 of file spxmainsm.h.

◆ m_newUp

const Real m_newUp
private

Definition at line 814 of file spxmainsm.h.

◆ m_oldLo

const Real m_oldLo
private

Definition at line 815 of file spxmainsm.h.

◆ m_oldUp

const Real m_oldUp
private

Definition at line 816 of file spxmainsm.h.

◆ m_rhs

const Real m_rhs
private

Definition at line 820 of file spxmainsm.h.

◆ m_strictLo

const bool m_strictLo
private

Definition at line 811 of file spxmainsm.h.

◆ m_strictUp

const bool m_strictUp
private

Definition at line 812 of file spxmainsm.h.

◆ m_Up_j

const Real m_Up_j
private

Definition at line 818 of file spxmainsm.h.