Ifpack_DiagPreconditioner Class Reference

Ifpack_DiagPreconditioner: a class for diagonal preconditioning. More...

Inheritance diagram for Ifpack_DiagPreconditioner:

[legend]Collaboration diagram for Ifpack_DiagPreconditioner:[legend]List of all members.


Public Member Functions
	Ifpack_DiagPreconditioner (const Epetra_Map &DomainMap, const Epetra_Map &RangeMap, const Epetra_Vector &diag)
	ctor
	~Ifpack_DiagPreconditioner ()
	dtor
int	SetUseTranspose (bool UseTranspose)
int	Apply (const Epetra_MultiVector &X, Epetra_MultiVector &Y) const
int	ApplyInverse (const Epetra_MultiVector &X, Epetra_MultiVector &Y) const
double	NormInf () const
const char *	Label () const
bool	UseTranspose () const
bool	HasNormInf () const
const Epetra_Comm &	Comm () const
const Epetra_Map &	OperatorDomainMap () const
const Epetra_Map &	OperatorRangeMap () const
const Epetra_BlockMap &	Map () const

Detailed Description

Ifpack_DiagPreconditioner: a class for diagonal preconditioning.

int Ifpack_DiagPreconditioner::ApplyInverse ( const Epetra_MultiVector & X,

Epetra_MultiVector & Y

) const [virtual]

Y.ReciprocalMultiply(1.0, diag_, X, 0.0);
Implements Epetra_Operator.
Definition at line 32 of file Ifpack_DiagPreconditioner.cpp.
References Epetra_MultiVector::MyLength(), and Epetra_MultiVector::NumVectors().

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

Generated on Thu Sep 18 12:37:09 2008 for IFPACK by

1.3.9.1