Thyra::DefaultZeroLinearOp< Scalar > Class Template Reference
[Development of linear Abstract Numerical Algorithms (ANAs)]

Represents a zero linear operator M = 0. More...

#include <Thyra_DefaultZeroLinearOpDecl.hpp>

Inheritance diagram for Thyra::DefaultZeroLinearOp< Scalar >:

[legend]List of all members.

Constructors/initializers/accessors
	DefaultZeroLinearOp ()
	Constructs to uninitialized.
	DefaultZeroLinearOp (const Teuchos::RCP< const VectorSpaceBase< Scalar > > &range, const Teuchos::RCP< const VectorSpaceBase< Scalar > > &domain)
void	initialize (const Teuchos::RCP< const VectorSpaceBase< Scalar > > &range, const Teuchos::RCP< const VectorSpaceBase< Scalar > > &domain)
	Initialize given a list of non-const linear operators.
void	uninitialize ()
	Set to uninitialized.
Overridden from LinearOpBase
Teuchos::RCP< const VectorSpaceBase< Scalar > >	range () const
	Returns Teuchos::null if uninitialized.
Teuchos::RCP< const VectorSpaceBase< Scalar > >	domain () const
	Returns Teuchos::null if uninitialized.
Teuchos::RCP< const LinearOpBase< Scalar > >	clone () const
Overridden from Teuchos::Describable
std::string	description () const
	Prints just the name DefaultZeroLinearOp along with the overall dimensions.
Overridden from SingleScalarLinearOpBase
bool	opSupported (EOpTransp M_trans) const
	Returns true .
void	apply (const EOpTransp M_trans, const MultiVectorBase< Scalar > &X, MultiVectorBase< Scalar > *Y, const Scalar alpha, const Scalar beta) const
Related Functions
(Note that these are not member functions.)
Teuchos::RCP< const LinearOpBase< Scalar > >	zero (const Teuchos::RCP< const VectorSpaceBase< Scalar > > &range, const Teuchos::RCP< const VectorSpaceBase< Scalar > > &domain)
	Create a zero linear operator with given range and domain spaces.

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Detailed Description

template<class Scalar>
class Thyra::DefaultZeroLinearOp< Scalar >

Represents a zero linear operator M = 0.

This class implements:

 y = alpha*op(M)*x + beta*y

 =>

 y = beta*y

 

Definition at line 56 of file Thyra_DefaultZeroLinearOpDecl.hpp.

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Constructor & Destructor Documentation

template<class Scalar>

Thyra::DefaultZeroLinearOp< Scalar >::DefaultZeroLinearOp

(

)

Constructs to uninitialized.

Postconditions:

• this->range().get()==NULL

Definition at line 41 of file Thyra_DefaultZeroLinearOp.hpp.

template<class Scalar>

Thyra::DefaultZeroLinearOp< Scalar >::DefaultZeroLinearOp	(	const Teuchos::RCP< const VectorSpaceBase< Scalar > > &	range,
		const Teuchos::RCP< const VectorSpaceBase< Scalar > > &	domain
	)

Calls initialize().

Definition at line 45 of file Thyra_DefaultZeroLinearOp.hpp.

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Member Function Documentation

template<class Scalar>

void Thyra::DefaultZeroLinearOp< Scalar >::initialize	(	const Teuchos::RCP< const VectorSpaceBase< Scalar > > &	range,
		const Teuchos::RCP< const VectorSpaceBase< Scalar > > &	domain
	)

Initialize given a list of non-const linear operators.

Parameters:

	range	[in] Range vector space.
	range	[in] Domain vector space.

Preconditions:

• range.get()!=NULL
• domain.get()!=NULL

Postconditions:

• this->range().get()==range.get()
• this->domain().get()==domain.get()

Definition at line 54 of file Thyra_DefaultZeroLinearOp.hpp.

template<class Scalar>

void Thyra::DefaultZeroLinearOp< Scalar >::uninitialize

(

)

Set to uninitialized.

Postconditions:

• this->range().get()==NULL

Definition at line 64 of file Thyra_DefaultZeroLinearOp.hpp.

template<class Scalar>

Teuchos::RCP< const VectorSpaceBase< Scalar > > Thyra::DefaultZeroLinearOp< Scalar >::range

(

)

const [virtual]

Returns Teuchos::null if uninitialized.

Implements Thyra::LinearOpBase< Scalar >.

Definition at line 74 of file Thyra_DefaultZeroLinearOp.hpp.

template<class Scalar>

Teuchos::RCP< const VectorSpaceBase< Scalar > > Thyra::DefaultZeroLinearOp< Scalar >::domain

(

)

const [virtual]

Returns Teuchos::null if uninitialized.

Implements Thyra::LinearOpBase< Scalar >.

Definition at line 81 of file Thyra_DefaultZeroLinearOp.hpp.

template<class Scalar>

Teuchos::RCP< const LinearOpBase< Scalar > > Thyra::DefaultZeroLinearOp< Scalar >::clone

(

)

const [virtual]

Reimplemented from Thyra::LinearOpBase< Scalar >.

Definition at line 88 of file Thyra_DefaultZeroLinearOp.hpp.

template<class Scalar>

std::string Thyra::DefaultZeroLinearOp< Scalar >::description

(

)

const [virtual]

Prints just the name DefaultZeroLinearOp along with the overall dimensions.

Reimplemented from Thyra::LinearOpDefaultBase< Scalar >.

Definition at line 99 of file Thyra_DefaultZeroLinearOp.hpp.

template<class Scalar>

bool Thyra::DefaultZeroLinearOp< Scalar >::opSupported

(

EOpTransp

M_trans

)

const [protected, virtual]

Returns true .

Implements Thyra::SingleScalarLinearOpBase< Scalar >.

Definition at line 116 of file Thyra_DefaultZeroLinearOp.hpp.

template<class Scalar>

void Thyra::DefaultZeroLinearOp< Scalar >::apply	(	const EOpTransp	M_trans,
		const MultiVectorBase< Scalar > &	X,
		MultiVectorBase< Scalar > *	Y,
		const Scalar	alpha,
		const Scalar	beta
	)			const [protected, virtual]

Implements Thyra::SingleScalarLinearOpBase< Scalar >.

Definition at line 122 of file Thyra_DefaultZeroLinearOp.hpp.

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Friends And Related Function Documentation

template<class Scalar>

Teuchos::RCP< const LinearOpBase< Scalar > > zero	(	const Teuchos::RCP< const VectorSpaceBase< Scalar > > &	range,
		const Teuchos::RCP< const VectorSpaceBase< Scalar > > &	domain
	)			[related]

Create a zero linear operator with given range and domain spaces.

Definition at line 142 of file Thyra_DefaultZeroLinearOp.hpp.

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

• Thyra_DefaultZeroLinearOpDecl.hpp
• Thyra_DefaultZeroLinearOp.hpp

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