Teko::DiagonalPreconditionerOp Class Reference

#include <Teko_DiagonalPreconditionerOp.hpp>

Inheritance diagram for Teko::DiagonalPreconditionerOp:

List of all members.

Public Member Functions
	DiagonalPreconditionerOp (Teuchos::RCP< EpetraExt_PointToBlockDiagPermute > BDP, const VectorSpace range, const VectorSpace domain)
	Constuctor.
virtual VectorSpace	range () const
	Range space of this operator.
virtual VectorSpace	domain () const
	Domain space of this operator.
virtual void	implicitApply (const MultiVector &x, MultiVector &y, const double alpha=1.0, const double beta=0.0) const
	Apply the preconditioner.

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Detailed Description

A virtual class that simplifies the construction of custom operators.

Definition at line 63 of file Teko_DiagonalPreconditionerOp.hpp.

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Constructor & Destructor Documentation

Teko::DiagonalPreconditionerOp::DiagonalPreconditionerOp	(	Teuchos::RCP< EpetraExt_PointToBlockDiagPermute >	BDP,
		const VectorSpace	range,
		const VectorSpace	domain
	)

Constuctor.

Definition at line 61 of file Teko_DiagonalPreconditionerOp.cpp.

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Member Function Documentation

virtual VectorSpace Teko::DiagonalPreconditionerOp::range

(

)

const [inline, virtual]

Range space of this operator.

Implements Teko::ImplicitLinearOp.

Definition at line 70 of file Teko_DiagonalPreconditionerOp.hpp.

virtual VectorSpace Teko::DiagonalPreconditionerOp::domain

(

)

const [inline, virtual]

Domain space of this operator.

Implements Teko::ImplicitLinearOp.

Definition at line 73 of file Teko_DiagonalPreconditionerOp.hpp.

void Teko::DiagonalPreconditionerOp::implicitApply	(	const MultiVector &	x,
		MultiVector &	y,
		const double	alpha = 1.0,
		const double	beta = 0.0
	)		const [virtual]

Apply the preconditioner.

The apply function takes one vector as input and applies a linear preconditioner. The result is returned in . If this operator is reprsented as then

Parameters:

[in]	x
[in,out]	y
[in]	alpha	(default=1)
[in]	beta	(default=0)

Implements Teko::ImplicitLinearOp.

Definition at line 67 of file Teko_DiagonalPreconditionerOp.cpp.

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

• Teko_DiagonalPreconditionerOp.hpp
• Teko_DiagonalPreconditionerOp.cpp