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CoinAbcAnyFactorization Class Referenceabstract

Abstract base class which also has some scalars so can be used from Dense or Simp. More...

#include <CoinAbcDenseFactorization.hpp>

+ Inheritance diagram for CoinAbcAnyFactorization:

Public Member Functions

Constructors and destructor and copy
 CoinAbcAnyFactorization ()
 Default constructor. More...
 
 CoinAbcAnyFactorization (const CoinAbcAnyFactorization &other)
 Copy constructor. More...
 
virtual ~CoinAbcAnyFactorization ()
 Destructor. More...
 
CoinAbcAnyFactorizationoperator= (const CoinAbcAnyFactorization &other)
 = copy More...
 
virtual CoinAbcAnyFactorizationclone () const =0
 Clone. More...
 
general stuff such as status
int status () const
 Returns status. More...
 
void setStatus (int value)
 Sets status. More...
 
int pivots () const
 Returns number of pivots since factorization. More...
 
void setPivots (int value)
 Sets number of pivots since factorization. More...
 
int numberSlacks () const
 Returns number of slacks. More...
 
void setNumberSlacks (int value)
 Sets number of slacks. More...
 
void setNumberRows (int value)
 Set number of Rows after factorization. More...
 
int numberRows () const
 Number of Rows after factorization. More...
 
CoinSimplexInt numberDense () const
 Number of dense rows after factorization. More...
 
int numberGoodColumns () const
 Number of good columns in factorization. More...
 
void relaxAccuracyCheck (double value)
 Allows change of pivot accuracy check 1.0 == none >1.0 relaxed. More...
 
double getAccuracyCheck () const
 
int maximumPivots () const
 Maximum number of pivots between factorizations. More...
 
virtual void maximumPivots (int value)
 Set maximum pivots. More...
 
double pivotTolerance () const
 Pivot tolerance. More...
 
void pivotTolerance (double value)
 
double minimumPivotTolerance () const
 Minimum pivot tolerance. More...
 
void minimumPivotTolerance (double value)
 
virtual CoinFactorizationDoublepivotRegion () const
 
double areaFactor () const
 Area factor. More...
 
void areaFactor (CoinSimplexDouble value)
 
double zeroTolerance () const
 Zero tolerance. More...
 
void zeroTolerance (double value)
 
virtual CoinFactorizationDoubleelements () const
 Returns array to put basis elements in. More...
 
virtual int * pivotRow () const
 Returns pivot row. More...
 
virtual CoinFactorizationDoubleworkArea () const
 Returns work area. More...
 
virtual int * intWorkArea () const
 Returns int work area. More...
 
virtual int * numberInRow () const
 Number of entries in each row. More...
 
virtual int * numberInColumn () const
 Number of entries in each column. More...
 
virtual CoinBigIndexstarts () const
 Returns array to put basis starts in. More...
 
virtual int * permuteBack () const
 Returns permute back. More...
 
virtual void goSparse ()
 Sees whether to go sparse. More...
 
virtual void checkMarkArrays () const
 
int solveMode () const
 Get solve mode e.g. More...
 
void setSolveMode (int value)
 Set solve mode e.g. More...
 
virtual bool wantsTableauColumn () const
 Returns true if wants tableauColumn in replaceColumn. More...
 
virtual void setUsefulInformation (const int *info, int whereFrom)
 Useful information for factorization 0 - iteration number whereFrom is 0 for factorize and 1 for replaceColumn. More...
 
virtual void clearArrays ()
 Get rid of all memory. More...
 
virtual general stuff such as permutation
virtual int * indices () const =0
 Returns array to put basis indices in. More...
 
virtual int * permute () const =0
 Returns permute in. More...
 
virtual int * pivotColumn () const
 Returns pivotColumn or permute. More...
 
virtual int numberElements () const =0
 Total number of elements in factorization. More...
 
Do factorization - public
virtual void getAreas (int numberRows, int numberColumns, CoinBigIndex maximumL, CoinBigIndex maximumU)=0
 Gets space for a factorization. More...
 
virtual void preProcess ()=0
 PreProcesses column ordered copy of basis. More...
 
virtual int factor (AbcSimplex *model)=0
 Does most of factorization returning status 0 - OK -99 - needs more memory -1 - singular - use numberGoodColumns and redo. More...
 
virtual void postProcess (const int *sequence, int *pivotVariable)=0
 Does post processing on valid factorization - putting variables on correct rows. More...
 
virtual void makeNonSingular (int *sequence)=0
 Makes a non-singular basis by replacing variables. More...
 
rank one updates which do exist
virtual double checkReplacePart1 (CoinIndexedVector *, int)
 Checks if can replace one Column to basis, returns update alpha Fills in region for use later partial update already in U. More...
 
virtual double checkReplacePart1 (CoinIndexedVector *, CoinIndexedVector *, int)
 
virtual void checkReplacePart1a (CoinIndexedVector *, int)
 
virtual double checkReplacePart1b (CoinIndexedVector *, int)
 
virtual int checkReplacePart2 (int pivotRow, double btranAlpha, double ftranAlpha, double ftAlpha, double acceptablePivot=1.0e-8)=0
 Checks if can replace one Column to basis, returns 0=OK, 1=Probably OK, 2=singular, 3=no room, 5 max pivots. More...
 
virtual void replaceColumnPart3 (const AbcSimplex *model, CoinIndexedVector *regionSparse, CoinIndexedVector *tableauColumn, int pivotRow, double alpha)=0
 Replaces one Column to basis, partial update already in U. More...
 
virtual void replaceColumnPart3 (const AbcSimplex *model, CoinIndexedVector *regionSparse, CoinIndexedVector *tableauColumn, CoinIndexedVector *partialUpdate, int pivotRow, double alpha)=0
 Replaces one Column to basis, partial update in vector. More...
 
various uses of factorization (return code number elements)

which user may want to know about

virtual int updateColumnFT (CoinIndexedVector &regionSparse)=0
 Updates one column (FTRAN) from unpacked regionSparse Tries to do FT update number returned is negative if no room. More...
 
virtual int updateColumnFTPart1 (CoinIndexedVector &regionSparse)=0
 
virtual void updateColumnFTPart2 (CoinIndexedVector &regionSparse)=0
 
virtual void updateColumnFT (CoinIndexedVector &regionSparseFT, CoinIndexedVector &partialUpdate, int which)=0
 
virtual int updateColumn (CoinIndexedVector &regionSparse) const =0
 This version has same effect as above with FTUpdate==false so number returned is always >=0. More...
 
virtual int updateTwoColumnsFT (CoinIndexedVector &regionFT, CoinIndexedVector &regionOther)=0
 does FTRAN on two unpacked columns More...
 
virtual int updateColumnTranspose (CoinIndexedVector &regionSparse) const =0
 Updates one column (BTRAN) from unpacked regionSparse. More...
 
virtual void updateFullColumn (CoinIndexedVector &regionSparse) const =0
 This version does FTRAN on array when indices not set up. More...
 
virtual void updateFullColumnTranspose (CoinIndexedVector &regionSparse) const =0
 Updates one column (BTRAN) from unpacked regionSparse. More...
 
virtual void updateWeights (CoinIndexedVector &regionSparse) const =0
 Updates one column for dual steepest edge weights (FTRAN) More...
 
virtual void updateColumnCpu (CoinIndexedVector &regionSparse, int whichCpu) const
 Updates one column (FTRAN) More...
 
virtual void updateColumnTransposeCpu (CoinIndexedVector &regionSparse, int whichCpu) const
 Updates one column (BTRAN) More...
 

Protected Attributes

data
double pivotTolerance_
 Pivot tolerance. More...
 
double minimumPivotTolerance_
 Minimum pivot tolerance. More...
 
double areaFactor_
 Area factor. More...
 
double zeroTolerance_
 Zero tolerance. More...
 
double relaxCheck_
 Relax check on accuracy in replaceColumn. More...
 
CoinBigIndex factorElements_
 Number of elements after factorization. More...
 
int numberRows_
 Number of Rows in factorization. More...
 
int numberDense_
 Number of dense rows in factorization. More...
 
int numberGoodU_
 Number factorized in U (not row singletons) More...
 
int maximumPivots_
 Maximum number of pivots before factorization. More...
 
int numberPivots_
 Number pivots since last factorization. More...
 
int numberSlacks_
 Number slacks. More...
 
int status_
 Status of factorization. More...
 
int maximumRows_
 Maximum rows ever (i.e. use to copy arrays etc) More...
 
int * pivotRow_
 Pivot row. More...
 
CoinFactorizationDoubleelements_
 Elements of factorization and updates length is maxR*maxR+maxSpace will always be long enough so can have nR*nR ints in maxSpace. More...
 
CoinFactorizationDoubleworkArea_
 Work area of numberRows_. More...
 
int solveMode_
 Solve mode e.g. More...
 

Detailed Description

Abstract base class which also has some scalars so can be used from Dense or Simp.

Definition at line 24 of file CoinAbcDenseFactorization.hpp.

Constructor & Destructor Documentation

CoinAbcAnyFactorization::CoinAbcAnyFactorization ( )

Default constructor.

CoinAbcAnyFactorization::CoinAbcAnyFactorization ( const CoinAbcAnyFactorization other)

Copy constructor.

virtual CoinAbcAnyFactorization::~CoinAbcAnyFactorization ( )
virtual

Destructor.

Member Function Documentation

CoinAbcAnyFactorization& CoinAbcAnyFactorization::operator= ( const CoinAbcAnyFactorization other)

= copy

virtual CoinAbcAnyFactorization* CoinAbcAnyFactorization::clone ( ) const
pure virtual
int CoinAbcAnyFactorization::status ( ) const
inline

Returns status.

Definition at line 47 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::setStatus ( int  value)
inline

Sets status.

Definition at line 51 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::pivots ( ) const
inline

Returns number of pivots since factorization.

Definition at line 54 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::setPivots ( int  value)
inline

Sets number of pivots since factorization.

Definition at line 63 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::numberSlacks ( ) const
inline

Returns number of slacks.

Definition at line 66 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::setNumberSlacks ( int  value)
inline

Sets number of slacks.

Definition at line 70 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::setNumberRows ( int  value)
inline

Set number of Rows after factorization.

Definition at line 73 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::numberRows ( ) const
inline

Number of Rows after factorization.

Definition at line 76 of file CoinAbcDenseFactorization.hpp.

CoinSimplexInt CoinAbcAnyFactorization::numberDense ( ) const
inline

Number of dense rows after factorization.

Definition at line 80 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::numberGoodColumns ( ) const
inline

Number of good columns in factorization.

Definition at line 84 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::relaxAccuracyCheck ( double  value)
inline

Allows change of pivot accuracy check 1.0 == none >1.0 relaxed.

Definition at line 88 of file CoinAbcDenseFactorization.hpp.

double CoinAbcAnyFactorization::getAccuracyCheck ( ) const
inline

Definition at line 90 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::maximumPivots ( ) const
inline

Maximum number of pivots between factorizations.

Definition at line 93 of file CoinAbcDenseFactorization.hpp.

virtual void CoinAbcAnyFactorization::maximumPivots ( int  value)
virtual

Set maximum pivots.

Reimplemented in CoinAbcTypeFactorization.

double CoinAbcAnyFactorization::pivotTolerance ( ) const
inline

Pivot tolerance.

Definition at line 100 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::pivotTolerance ( double  value)
double CoinAbcAnyFactorization::minimumPivotTolerance ( ) const
inline

Minimum pivot tolerance.

Definition at line 105 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::minimumPivotTolerance ( double  value)
virtual CoinFactorizationDouble* CoinAbcAnyFactorization::pivotRegion ( ) const
inlinevirtual

Reimplemented in CoinAbcTypeFactorization.

Definition at line 109 of file CoinAbcDenseFactorization.hpp.

double CoinAbcAnyFactorization::areaFactor ( ) const
inline

Area factor.

Definition at line 112 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::areaFactor ( CoinSimplexDouble  value)
inline

Definition at line 115 of file CoinAbcDenseFactorization.hpp.

double CoinAbcAnyFactorization::zeroTolerance ( ) const
inline

Zero tolerance.

Definition at line 119 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::zeroTolerance ( double  value)
virtual CoinFactorizationDouble* CoinAbcAnyFactorization::elements ( ) const
virtual

Returns array to put basis elements in.

Reimplemented in CoinAbcTypeFactorization.

virtual int* CoinAbcAnyFactorization::pivotRow ( ) const
virtual

Returns pivot row.

virtual CoinFactorizationDouble* CoinAbcAnyFactorization::workArea ( ) const
virtual

Returns work area.

virtual int* CoinAbcAnyFactorization::intWorkArea ( ) const
virtual

Returns int work area.

virtual int* CoinAbcAnyFactorization::numberInRow ( ) const
virtual

Number of entries in each row.

Reimplemented in CoinAbcTypeFactorization.

virtual int* CoinAbcAnyFactorization::numberInColumn ( ) const
virtual

Number of entries in each column.

Reimplemented in CoinAbcTypeFactorization.

virtual CoinBigIndex* CoinAbcAnyFactorization::starts ( ) const
virtual

Returns array to put basis starts in.

Reimplemented in CoinAbcTypeFactorization.

virtual int* CoinAbcAnyFactorization::permuteBack ( ) const
virtual

Returns permute back.

virtual void CoinAbcAnyFactorization::goSparse ( )
inlinevirtual

Sees whether to go sparse.

Reimplemented in CoinAbcTypeFactorization.

Definition at line 140 of file CoinAbcDenseFactorization.hpp.

virtual void CoinAbcAnyFactorization::checkMarkArrays ( ) const
inlinevirtual

Reimplemented in CoinAbcTypeFactorization.

Definition at line 142 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::solveMode ( ) const
inline

Get solve mode e.g.

0 C++ code, 1 Lapack, 2 choose If 4 set then values pass if 8 set then has iterated

Definition at line 148 of file CoinAbcDenseFactorization.hpp.

void CoinAbcAnyFactorization::setSolveMode ( int  value)
inline

Set solve mode e.g.

0 C++ code, 1 Lapack, 2 choose If 4 set then values pass if 8 set then has iterated

Definition at line 154 of file CoinAbcDenseFactorization.hpp.

virtual bool CoinAbcAnyFactorization::wantsTableauColumn ( ) const
virtual

Returns true if wants tableauColumn in replaceColumn.

Reimplemented in CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::setUsefulInformation ( const int *  info,
int  whereFrom 
)
virtual

Useful information for factorization 0 - iteration number whereFrom is 0 for factorize and 1 for replaceColumn.

virtual void CoinAbcAnyFactorization::clearArrays ( )
inlinevirtual

Get rid of all memory.

Reimplemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

Definition at line 164 of file CoinAbcDenseFactorization.hpp.

virtual int* CoinAbcAnyFactorization::indices ( ) const
pure virtual

Returns array to put basis indices in.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual int* CoinAbcAnyFactorization::permute ( ) const
pure virtual

Returns permute in.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual int* CoinAbcAnyFactorization::pivotColumn ( ) const
virtual

Returns pivotColumn or permute.

Reimplemented in CoinAbcTypeFactorization.

virtual int CoinAbcAnyFactorization::numberElements ( ) const
pure virtual

Total number of elements in factorization.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::getAreas ( int  numberRows,
int  numberColumns,
CoinBigIndex  maximumL,
CoinBigIndex  maximumU 
)
pure virtual

Gets space for a factorization.

Implemented in CoinAbcTypeFactorization, and CoinAbcDenseFactorization.

virtual void CoinAbcAnyFactorization::preProcess ( )
pure virtual

PreProcesses column ordered copy of basis.

Implemented in CoinAbcTypeFactorization, and CoinAbcDenseFactorization.

virtual int CoinAbcAnyFactorization::factor ( AbcSimplex model)
pure virtual

Does most of factorization returning status 0 - OK -99 - needs more memory -1 - singular - use numberGoodColumns and redo.

Implemented in CoinAbcTypeFactorization, and CoinAbcDenseFactorization.

virtual void CoinAbcAnyFactorization::postProcess ( const int *  sequence,
int *  pivotVariable 
)
pure virtual

Does post processing on valid factorization - putting variables on correct rows.

Implemented in CoinAbcTypeFactorization, and CoinAbcDenseFactorization.

virtual void CoinAbcAnyFactorization::makeNonSingular ( int *  sequence)
pure virtual

Makes a non-singular basis by replacing variables.

Implemented in CoinAbcTypeFactorization, and CoinAbcDenseFactorization.

virtual double CoinAbcAnyFactorization::checkReplacePart1 ( CoinIndexedVector ,
int   
)
inlinevirtual

Checks if can replace one Column to basis, returns update alpha Fills in region for use later partial update already in U.

Reimplemented in CoinAbcTypeFactorization.

Definition at line 245 of file CoinAbcDenseFactorization.hpp.

virtual double CoinAbcAnyFactorization::checkReplacePart1 ( CoinIndexedVector ,
CoinIndexedVector ,
int   
)
inlinevirtual

Reimplemented in CoinAbcTypeFactorization.

Definition at line 252 of file CoinAbcDenseFactorization.hpp.

virtual void CoinAbcAnyFactorization::checkReplacePart1a ( CoinIndexedVector ,
int   
)
inlinevirtual

Definition at line 256 of file CoinAbcDenseFactorization.hpp.

virtual double CoinAbcAnyFactorization::checkReplacePart1b ( CoinIndexedVector ,
int   
)
inlinevirtual

Definition at line 259 of file CoinAbcDenseFactorization.hpp.

virtual int CoinAbcAnyFactorization::checkReplacePart2 ( int  pivotRow,
double  btranAlpha,
double  ftranAlpha,
double  ftAlpha,
double  acceptablePivot = 1.0e-8 
)
pure virtual

Checks if can replace one Column to basis, returns 0=OK, 1=Probably OK, 2=singular, 3=no room, 5 max pivots.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::replaceColumnPart3 ( const AbcSimplex model,
CoinIndexedVector regionSparse,
CoinIndexedVector tableauColumn,
int  pivotRow,
double  alpha 
)
pure virtual

Replaces one Column to basis, partial update already in U.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::replaceColumnPart3 ( const AbcSimplex model,
CoinIndexedVector regionSparse,
CoinIndexedVector tableauColumn,
CoinIndexedVector partialUpdate,
int  pivotRow,
double  alpha 
)
pure virtual

Replaces one Column to basis, partial update in vector.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual int CoinAbcAnyFactorization::updateColumnFT ( CoinIndexedVector regionSparse)
pure virtual

Updates one column (FTRAN) from unpacked regionSparse Tries to do FT update number returned is negative if no room.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual int CoinAbcAnyFactorization::updateColumnFTPart1 ( CoinIndexedVector regionSparse)
pure virtual
virtual void CoinAbcAnyFactorization::updateColumnFTPart2 ( CoinIndexedVector regionSparse)
pure virtual
virtual void CoinAbcAnyFactorization::updateColumnFT ( CoinIndexedVector regionSparseFT,
CoinIndexedVector partialUpdate,
int  which 
)
pure virtual
virtual int CoinAbcAnyFactorization::updateColumn ( CoinIndexedVector regionSparse) const
pure virtual

This version has same effect as above with FTUpdate==false so number returned is always >=0.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual int CoinAbcAnyFactorization::updateTwoColumnsFT ( CoinIndexedVector regionFT,
CoinIndexedVector regionOther 
)
pure virtual

does FTRAN on two unpacked columns

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual int CoinAbcAnyFactorization::updateColumnTranspose ( CoinIndexedVector regionSparse) const
pure virtual

Updates one column (BTRAN) from unpacked regionSparse.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::updateFullColumn ( CoinIndexedVector regionSparse) const
pure virtual

This version does FTRAN on array when indices not set up.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::updateFullColumnTranspose ( CoinIndexedVector regionSparse) const
pure virtual

Updates one column (BTRAN) from unpacked regionSparse.

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::updateWeights ( CoinIndexedVector regionSparse) const
pure virtual

Updates one column for dual steepest edge weights (FTRAN)

Implemented in CoinAbcDenseFactorization, and CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::updateColumnCpu ( CoinIndexedVector regionSparse,
int  whichCpu 
) const
virtual

Updates one column (FTRAN)

Reimplemented in CoinAbcTypeFactorization.

virtual void CoinAbcAnyFactorization::updateColumnTransposeCpu ( CoinIndexedVector regionSparse,
int  whichCpu 
) const
virtual

Updates one column (BTRAN)

Reimplemented in CoinAbcTypeFactorization.

Member Data Documentation

double CoinAbcAnyFactorization::pivotTolerance_
protected

Pivot tolerance.

Definition at line 336 of file CoinAbcDenseFactorization.hpp.

double CoinAbcAnyFactorization::minimumPivotTolerance_
protected

Minimum pivot tolerance.

Definition at line 338 of file CoinAbcDenseFactorization.hpp.

double CoinAbcAnyFactorization::areaFactor_
protected

Area factor.

Definition at line 340 of file CoinAbcDenseFactorization.hpp.

double CoinAbcAnyFactorization::zeroTolerance_
protected

Zero tolerance.

Definition at line 342 of file CoinAbcDenseFactorization.hpp.

double CoinAbcAnyFactorization::relaxCheck_
protected

Relax check on accuracy in replaceColumn.

Definition at line 347 of file CoinAbcDenseFactorization.hpp.

CoinBigIndex CoinAbcAnyFactorization::factorElements_
protected

Number of elements after factorization.

Definition at line 349 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::numberRows_
protected

Number of Rows in factorization.

Definition at line 351 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::numberDense_
protected

Number of dense rows in factorization.

Definition at line 353 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::numberGoodU_
protected

Number factorized in U (not row singletons)

Definition at line 355 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::maximumPivots_
protected

Maximum number of pivots before factorization.

Definition at line 357 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::numberPivots_
protected

Number pivots since last factorization.

Definition at line 359 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::numberSlacks_
protected

Number slacks.

Definition at line 361 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::status_
protected

Status of factorization.

Definition at line 363 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::maximumRows_
protected

Maximum rows ever (i.e. use to copy arrays etc)

Definition at line 365 of file CoinAbcDenseFactorization.hpp.

int* CoinAbcAnyFactorization::pivotRow_
protected

Pivot row.

Definition at line 370 of file CoinAbcDenseFactorization.hpp.

CoinFactorizationDouble* CoinAbcAnyFactorization::elements_
protected

Elements of factorization and updates length is maxR*maxR+maxSpace will always be long enough so can have nR*nR ints in maxSpace.

Definition at line 375 of file CoinAbcDenseFactorization.hpp.

CoinFactorizationDouble* CoinAbcAnyFactorization::workArea_
protected

Work area of numberRows_.

Definition at line 377 of file CoinAbcDenseFactorization.hpp.

int CoinAbcAnyFactorization::solveMode_
protected

Solve mode e.g.

0 C++ code, 1 Lapack, 2 choose If 4 set then values pass if 8 set then has iterated

Definition at line 382 of file CoinAbcDenseFactorization.hpp.


The documentation for this class was generated from the following file: