Ifpack_DiagPreconditioner Class Reference

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

#include <Ifpack_DiagPreconditioner.h>

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_in)
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

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Detailed Description

Ifpack_DiagPreconditioner: a class for diagonal preconditioning.

Definition at line 67 of file Ifpack_DiagPreconditioner.h.

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Member Function Documentation

int Ifpack_DiagPreconditioner::ApplyInverse	(	const Epetra_MultiVector &	X,
		Epetra_MultiVector &	Y
	)		const

Y.ReciprocalMultiply(1.0, diag_, X, 0.0);

Definition at line 74 of file Ifpack_DiagPreconditioner.cpp.

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

• Ifpack_DiagPreconditioner.h
• Ifpack_DiagPreconditioner.cpp