An Epetra operator representing the block stochastic Galerkin operator. More...

#include <Stokhos_DiagEpetraOp.hpp>

Inheritance diagram for Stokhos::DiagEpetraOp:

Collaboration diagram for Stokhos::DiagEpetraOp:

Public Member Functions
	DiagEpetraOp (const Teuchos::RCP< const Epetra_Map > &domain_base_map_, const Teuchos::RCP< const Epetra_Map > &range_base_map_, const Teuchos::RCP< const Epetra_Map > &domain_sg_map_, const Teuchos::RCP< const Epetra_Map > &range_sg_map_, const Teuchos::RCP< const Stokhos::OrthogPolyBasis< int, double > > &sg_basis, const Teuchos::RCP< const Stokhos::Sparse3Tensor< int, double > > &Cijk, const Teuchos::RCP< Stokhos::EpetraOperatorOrthogPoly > &ops)
	Constructor.

virtual	~DiagEpetraOp ()
	Destructor.

virtual void	reset (const Teuchos::RCP< Stokhos::EpetraOperatorOrthogPoly > &ops)
	Reset operator blocks.

virtual Teuchos::RCP< const Stokhos::EpetraOperatorOrthogPoly >	getOperatorBlocks () const
	Get operator blocks.

virtual Teuchos::RCP < Stokhos::EpetraOperatorOrthogPoly >	getOperatorBlocks ()
	Get operator blocks.

virtual int	SetUseTranspose (bool UseTranspose)
	Set to true if the transpose of the operator is requested.

virtual int	Apply (std::vector< Teuchos::RCP< const Epetra_CrsMatrix > > &sg_J_all, std::vector< Teuchos::RCP< Epetra_CrsMatrix > > &sg_Kkk_all) const
	Returns Diagonal blocks of SG matrix when PC coefficients of the SG matrix are given.

virtual int	ApplyInverse (const Epetra_MultiVector &X, Epetra_MultiVector &Y) const
	Returns the result of the inverse of the operator applied to a Epetra_MultiVector Input in Result as described above.

virtual double	NormInf () const
	Returns an approximate infinity norm of the operator matrix.

virtual const char *	Label () const
	Returns a character string describing the operator.

virtual bool	UseTranspose () const
	Returns the current UseTranspose setting.

virtual bool	HasNormInf () const
	Returns true if the this object can provide an approximate Inf-norm, false otherwise.

virtual const Epetra_Comm &	Comm () const
	Returns a reference to the Epetra_Comm communicator associated with this operator.

virtual const Epetra_Map &	OperatorDomainMap () const
	Returns the Epetra_Map object associated with the domain of this matrix operator.

virtual const Epetra_Map &	OperatorRangeMap () const
	Returns the Epetra_Map object associated with the range of this matrix operator.

virtual const double	ApplyTime () const
	Returns the time spent applying this operator.

Protected Attributes
std::string	label
	Label for operator.

Teuchos::RCP< const Epetra_Map >	domain_base_map
	Stores domain base map.

Teuchos::RCP< const Epetra_Map >	range_base_map
	Stores range base map.

Teuchos::RCP< const Epetra_Map >	domain_sg_map
	Stores domain SG map.

Teuchos::RCP< const Epetra_Map >	range_sg_map
	Stores range SG map.

Teuchos::RCP< const Stokhos::OrthogPolyBasis< int, double > >	sg_basis
	Stochastic Galerking basis.

Teuchos::RCP< const Stokhos::Sparse3Tensor< int, double > >	Cijk
	Stores triple product tensor.

Teuchos::RCP < Stokhos::EpetraOperatorOrthogPoly >	block_ops
	Stores operators.

bool	useTranspose
	Flag indicating whether transpose was selected.

int	expansion_size
	Number of terms in expansion.

int	num_blocks
	Number of Jacobian blocks (not necessarily equal to expansion_size)

Teuchos::Array< Teuchos::RCP < const Epetra_MultiVector > >	input_block
	MultiVectors for each block for Apply() input.

Teuchos::Array< Teuchos::RCP < Epetra_MultiVector > >	result_block
	MultiVectors for each block for Apply() result.

Teuchos::RCP< Epetra_MultiVector >	tmp
	Temporary multivector used in Apply()

Teuchos::RCP< Epetra_MultiVector >	tmp_trans
	Temporary multivector used in Apply() for transpose.

Teuchos::RCP< Teuchos::Time >	ApplyTimer
	Operation Timer.

Detailed Description

An Epetra operator representing the block stochastic Galerkin operator.

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

Stokhos_DiagEpetraOp.hpp
Stokhos_DiagEpetraOp.cpp

Public Member Functions

Protected Attributes

Detailed Description