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Public Member Functions | Public Attributes | List of all members
Belos::RCGIterState< ScalarType, MV > Struct Template Reference

Structure to contain pointers to RCGIter state variables. More...

#include <BelosRCGIter.hpp>

Public Member Functions

 RCGIterState ()
 

Public Attributes

int curDim
 The current dimension of the reduction.
 
Teuchos::RCP< MV > P
 The current Krylov basis.
 
Teuchos::RCP< MV > Ap
 A times current search vector.
 
Teuchos::RCP< MV > r
 The current residual.
 
Teuchos::RCP< MV > z
 The current preconditioned residual.
 
bool existU
 Flag to indicate the recycle space should be used.
 
Teuchos::RCP< MV > U
 The recycled subspace and its image.
 
Teuchos::RCP< MV > AU
 
Teuchos::RCP< Teuchos::SerialDenseMatrix< int, ScalarType > > Alpha
 Coefficients arising in RCG iteration.
 
Teuchos::RCP< Teuchos::SerialDenseMatrix< int, ScalarType > > Beta
 
Teuchos::RCP< Teuchos::SerialDenseMatrix< int, ScalarType > > D
 
Teuchos::RCP< Teuchos::SerialDenseMatrix< int, ScalarType > > rTz_old
 
Teuchos::RCP< Teuchos::SerialDenseMatrix< int, ScalarType > > Delta
 Solutions to local least-squares problems.
 
Teuchos::RCP< Teuchos::SerialDenseMatrix< int, ScalarType > > LUUTAU
 The LU factorization of the matrix U^T A U

 
Teuchos::RCP< std::vector< int > > ipiv
 Data from LU factorization of U^T A U.
 

Detailed Description

template<class ScalarType, class MV>
struct Belos::RCGIterState< ScalarType, MV >

Structure to contain pointers to RCGIter state variables.

This struct is utilized by RCGIter::initialize()

Definition at line 92 of file BelosRCGIter.hpp.

Constructor & Destructor Documentation

◆ RCGIterState()

template<class ScalarType , class MV >
Belos::RCGIterState< ScalarType, MV >::RCGIterState ( )
inline

Definition at line 133 of file BelosRCGIter.hpp.

Member Data Documentation

◆ curDim

template<class ScalarType , class MV >
int Belos::RCGIterState< ScalarType, MV >::curDim

The current dimension of the reduction.

This should always be equal to BlockGmresIter::getCurSubspaceDim()

Definition at line 97 of file BelosRCGIter.hpp.

◆ P

template<class ScalarType , class MV >
Teuchos::RCP<MV> Belos::RCGIterState< ScalarType, MV >::P

The current Krylov basis.

Definition at line 100 of file BelosRCGIter.hpp.

◆ Ap

template<class ScalarType , class MV >
Teuchos::RCP<MV> Belos::RCGIterState< ScalarType, MV >::Ap

A times current search vector.

Definition at line 103 of file BelosRCGIter.hpp.

◆ r

template<class ScalarType , class MV >
Teuchos::RCP<MV> Belos::RCGIterState< ScalarType, MV >::r

The current residual.

Definition at line 106 of file BelosRCGIter.hpp.

◆ z

template<class ScalarType , class MV >
Teuchos::RCP<MV> Belos::RCGIterState< ScalarType, MV >::z

The current preconditioned residual.

Definition at line 109 of file BelosRCGIter.hpp.

◆ existU

template<class ScalarType , class MV >
bool Belos::RCGIterState< ScalarType, MV >::existU

Flag to indicate the recycle space should be used.

Definition at line 112 of file BelosRCGIter.hpp.

◆ U

template<class ScalarType , class MV >
Teuchos::RCP<MV> Belos::RCGIterState< ScalarType, MV >::U

The recycled subspace and its image.

Definition at line 115 of file BelosRCGIter.hpp.

◆ AU

template<class ScalarType , class MV >
Teuchos::RCP<MV> Belos::RCGIterState< ScalarType, MV >::AU

Definition at line 115 of file BelosRCGIter.hpp.

◆ Alpha

template<class ScalarType , class MV >
Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > Belos::RCGIterState< ScalarType, MV >::Alpha

Coefficients arising in RCG iteration.

Definition at line 119 of file BelosRCGIter.hpp.

◆ Beta

template<class ScalarType , class MV >
Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > Belos::RCGIterState< ScalarType, MV >::Beta

Definition at line 120 of file BelosRCGIter.hpp.

◆ D

template<class ScalarType , class MV >
Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > Belos::RCGIterState< ScalarType, MV >::D

Definition at line 121 of file BelosRCGIter.hpp.

◆ rTz_old

template<class ScalarType , class MV >
Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > Belos::RCGIterState< ScalarType, MV >::rTz_old

Definition at line 122 of file BelosRCGIter.hpp.

◆ Delta

template<class ScalarType , class MV >
Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > Belos::RCGIterState< ScalarType, MV >::Delta

Solutions to local least-squares problems.

Definition at line 125 of file BelosRCGIter.hpp.

◆ LUUTAU

template<class ScalarType , class MV >
Teuchos::RCP<Teuchos::SerialDenseMatrix<int,ScalarType> > Belos::RCGIterState< ScalarType, MV >::LUUTAU

The LU factorization of the matrix U^T A U

Definition at line 128 of file BelosRCGIter.hpp.

◆ ipiv

template<class ScalarType , class MV >
Teuchos::RCP<std::vector<int> > Belos::RCGIterState< ScalarType, MV >::ipiv

Data from LU factorization of U^T A U.

Definition at line 130 of file BelosRCGIter.hpp.


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

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