Belos::PCPGIterState< ScalarType, MV > Struct Template Reference

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

#include <BelosPCPGIter.hpp>

Public Member Functions
	PCPGIterState ()

Public Attributes
int	curDim
	The current dimension of the reduction. More...
int	prevUdim
	Number of block columns in matrices C and U before current iteration. More...
Teuchos::RCP< MV >	R
	The current residual. More...
Teuchos::RCP< MV >	Z
	The current preconditioned residual. More...
Teuchos::RCP< MV >	P
	The current decent direction std::vector. More...
Teuchos::RCP< MV >	AP
	The matrix A applied to current decent direction std::vector. More...
Teuchos::RCP< MV >	U
	The recycled subspace. More...
Teuchos::RCP< MV >	C
	C = AU, U spans recycled subspace. More...
Teuchos::RCP< const Teuchos::SerialDenseMatrix < int, ScalarType > >	D
	The current Hessenberg matrix. More...

Detailed Description

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

Structure to contain pointers to PCPGIter state variables.

The structure is utilized by initialize() and getState().

Definition at line 55 of file BelosPCPGIter.hpp.

Constructor & Destructor Documentation

template<class ScalarType, class MV>

Belos::PCPGIterState< ScalarType, MV >::PCPGIterState ( )

inline

Definition at line 89 of file BelosPCPGIter.hpp.

Member Data Documentation

template<class ScalarType, class MV>

int Belos::PCPGIterState< ScalarType, MV >::curDim

The current dimension of the reduction.

This ought always to equal PCPGIter::getCurSubspaceDim()

Number of block columns in matrices C and U

Definition at line 61 of file BelosPCPGIter.hpp.

template<class ScalarType, class MV>

int Belos::PCPGIterState< ScalarType, MV >::prevUdim

Number of block columns in matrices C and U before current iteration.

Definition at line 63 of file BelosPCPGIter.hpp.

template<class ScalarType, class MV>

Teuchos::RCP<MV> Belos::PCPGIterState< ScalarType, MV >::R

The current residual.

Definition at line 66 of file BelosPCPGIter.hpp.

template<class ScalarType, class MV>

Teuchos::RCP<MV> Belos::PCPGIterState< ScalarType, MV >::Z

The current preconditioned residual.

Definition at line 69 of file BelosPCPGIter.hpp.

template<class ScalarType, class MV>

Teuchos::RCP<MV> Belos::PCPGIterState< ScalarType, MV >::P

The current decent direction std::vector.

Definition at line 72 of file BelosPCPGIter.hpp.

template<class ScalarType, class MV>

Teuchos::RCP<MV> Belos::PCPGIterState< ScalarType, MV >::AP

The matrix A applied to current decent direction std::vector.

Definition at line 75 of file BelosPCPGIter.hpp.

template<class ScalarType, class MV>

Teuchos::RCP<MV> Belos::PCPGIterState< ScalarType, MV >::U

The recycled subspace.

Definition at line 78 of file BelosPCPGIter.hpp.

template<class ScalarType, class MV>

Teuchos::RCP<MV> Belos::PCPGIterState< ScalarType, MV >::C

C = AU, U spans recycled subspace.

Definition at line 81 of file BelosPCPGIter.hpp.

template<class ScalarType, class MV>

Teuchos::RCP<const Teuchos::SerialDenseMatrix<int,ScalarType> > Belos::PCPGIterState< ScalarType, MV >::D

The current Hessenberg matrix.

The curDim by curDim D = diag(P'*AP) = U' * C

Definition at line 87 of file BelosPCPGIter.hpp.

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

• BelosPCPGIter.hpp