MLSolver Class Reference

Detailed Description

ML solver class.

This class warps the Trilinos ML package

Inheritance diagram for MLSolver:

Collaboration diagram for MLSolver:

Public Member Functions
std::string	currentParams () const
	Returns current parameters.
Epetra_Operator *	getPrecOperator () const
	Returns pointer to preconditioner operator.
void	getSolution (gsVector< real_t > &sol, const int rank=0) const
	Returns solution vector.
	MLSolver (const SparseMatrix &A, const int solver=MLSolvers::SA)
	Constructor.
int	numIterations () const
	Returns number of iterations.
void	set (const int &option, const int &value)
	Sets options/parameters for AztecOO solver.
void	set (const std::string &name, const bool &value)
	Sets bool parameters.
void	set (const std::string &name, const double &value)
	Sets double parameters.
void	set (const std::string &name, const int &value)
	Sets parameters.
void	set (const std::string &name, const std::string &value)
	Sets string parameters.
void	setOptions (const gsOptionList &opt)
	Set parameters from option list.
const Vector &	solve (const Vector &b)
	Solves problem for the given a right-hand side vector.
std::string	status () const
	Returns status and timing of the solver.
std::string	timing () const
	Returns timing of the solver.
std::string	validParams () const
	Returns information about parameters.
	~MLSolver ()
	Destructor.

Protected Attributes
int	maxIter
	Default maximum number of iterations for all iterative solvers.
double	tolerance
	Default tolerance for all iterative solvers.

Private Member Functions
void	solveProblem ()
	Solves problem.

Constructor & Destructor Documentation

MLSolver()

MLSolver ( const SparseMatrix &  A, const int  solver = MLSolvers::SA  )

explicit

Constructor.

Constructor (sparse matrix)

Member Function Documentation

getPrecOperator()

Epetra_Operator * getPrecOperator

(

)

const

Returns pointer to preconditioner operator.

Returns pointer to internal preconditioner.

set() [1/2]

void set	(	const int &	option,
		const int &	value
	)

Sets options/parameters for AztecOO solver.

Sets integer paramters.

set() [2/2]

void set ( const std::string &  name, const int &  value  )

virtual

Sets parameters.

Sets integer parameters.

Implements AbstractSolver.

setOptions()

void setOptions ( const gsOptionList &  opt )

inherited

Set parameters from option list.

Sets parameters from option list.

status()

std::string status ( ) const

virtual

Returns status and timing of the solver.

Returns status of the solver.

Implements AbstractSolver.

validParams()

std::string validParams ( ) const

virtual

Returns information about parameters.

Returns valid parameters.

Implements AbstractSolver.