LOCA::AnasaziOperator::JacobianInverse Class Reference

Anasazi operator for computing eigenvalues of the inverse-Jacobian. More...

#include <LOCA_AnasaziOperator_JacobianInverse.H>

Inheritance diagram for LOCA::AnasaziOperator::JacobianInverse:

[legend]Collaboration diagram for LOCA::AnasaziOperator::JacobianInverse:[legend]List of all members.

Public Member Functions
	JacobianInverse (const Teuchos::RefCountPtr< LOCA::GlobalData > &global_data, const Teuchos::RefCountPtr< LOCA::Parameter::SublistParser > &topParams, const Teuchos::RefCountPtr< Teuchos::ParameterList > &eigenParams, const Teuchos::RefCountPtr< Teuchos::ParameterList > &solverParams, const Teuchos::RefCountPtr< NOX::Abstract::Group > &grp)
	Constructor.
virtual	~JacobianInverse ()
	Destructor.
virtual const string &	label () const
	Return name of this operator.
virtual void	apply (const NOX::Abstract::MultiVector &input, NOX::Abstract::MultiVector &output) const
	Apply the operator.
virtual void	transformEigenvalue (double &ev_r, double &ev_i) const
	Transform eigenvalue.
virtual NOX::Abstract::Group::ReturnType	rayleighQuotient (const NOX::Abstract::Vector &evec_r, const NOX::Abstract::Vector &evec_i, double &rq_r, double &rq_i) const
	Compute Rayleigh quotient.
Protected Attributes
Teuchos::RefCountPtr< LOCA::GlobalData >	globalData
	Global data.
string	myLabel
	Name of this operator.
Teuchos::RefCountPtr< Teuchos::ParameterList >	eigenParams
	Stores parameters relating to the operator.
Teuchos::RefCountPtr< Teuchos::ParameterList >	solverParams
	Stores linear solver parameters.
Teuchos::RefCountPtr< NOX::Abstract::Group >	grp
	Stores group representing Jacobian.
Teuchos::RefCountPtr< NOX::Abstract::Vector >	tmp_r
	Stores a temporary vector for computing Rayleigh quotients.
Teuchos::RefCountPtr< NOX::Abstract::Vector >	tmp_i
	Stores a temporary vector for computing Rayleigh quotients.

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Detailed Description

Anasazi operator for computing eigenvalues of the inverse-Jacobian.

This class implements the LOCA::AnasaziOperator::AbstractStrategy interface for computing eigenvalues of the inverse-Jacobian.

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Member Function Documentation

void LOCA::AnasaziOperator::JacobianInverse::apply (  const NOX::Abstract::MultiVector &  input, NOX::Abstract::MultiVector &  output )  const [virtual]

Apply the operator. Computes . Implements LOCA::AnasaziOperator::AbstractStrategy.

NOX::Abstract::Group::ReturnType LOCA::AnasaziOperator::JacobianInverse::rayleighQuotient (  const NOX::Abstract::Vector &  evec_r, const NOX::Abstract::Vector &  evec_i, double &  rq_r, double &  rq_i )  const [virtual]

Compute Rayleigh quotient. Computes the Rayleigh quotient for the eigenvector . Implements LOCA::AnasaziOperator::AbstractStrategy.

void LOCA::AnasaziOperator::JacobianInverse::transformEigenvalue (  double &  ev_r, double &  ev_i )  const [virtual]

Transform eigenvalue. Transforms the given eigenvalue to the eigenvalue of the Jacobian by inverting it. Implements LOCA::AnasaziOperator::AbstractStrategy.

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

• LOCA_AnasaziOperator_JacobianInverse.H
• LOCA_AnasaziOperator_JacobianInverse.C

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