Condition number estimator using AztecOO. More...

#include <AztecOO_ConditionNumber.h>

Collaboration diagram for AztecOOConditionNumber:

Public Member Functions
	AztecOOConditionNumber ()
	Constructor.

	~AztecOOConditionNumber ()
	Destructor.

void	initialize (const Epetra_Operator &op, SolverType solverType=GMRES_, int krylovSubspaceSize=100, bool printSolve=false)
	Initialization.

int	computeConditionNumber (int maxIters, double tol)
	Estimates the condition number.

double	getConditionNumber ()
	Return condition number computed by last call to computeConditionNumber.

Protected Member Functions
void	freeMemory ()
	Frees all memory allocated with new by this object.

Protected Attributes
double	conditionNumber_
	Condition number calculated in computeConditionNumber.

Epetra_Map *	domainMap_
	Map to create left hand side vector.

Epetra_Map *	rangeMap_
	Map to create right hand side vector.

Epetra_Operator *	operator_
	Operator supplied by user in initialization.

Epetra_Vector *	rhs_
	RHS vector. This is initializaed to a random vector.

Epetra_Vector *	dummy_
	Dummy vector. Initializaed to zero.

AztecOO *	solver_
	solver object.

bool	printSolve_
	Conditional for printing solve to output.

Detailed Description

Condition number estimator using AztecOO.

This object will estimate the condition number of an Epetra_Operator.

Member Enumeration Documentation

Solver type to use.

Enumerator
CG_	CG for symmetric matrices.
GMRES_	GMRES for nonsymmetric.

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