Data type for scaled Jacobi-type smoother of sparse matrix. More...

#include <sparsesmoothers.hpp>

Inheritance diagram for mfem::DSmoother:

Collaboration diagram for mfem::DSmoother:

Public Member Functions
	DSmoother (int t=0, double s=1., int it=1)
	Create Jacobi smoother. More...

	DSmoother (const SparseMatrix &a, int t=0, double s=1., int it=1)
	Create Jacobi smoother. More...

virtual void	Mult (const Vector &x, Vector &y) const
	Matrix vector multiplication with Jacobi smoother. More...

Public Member Functions inherited from mfem::SparseSmoother
	SparseSmoother ()

	SparseSmoother (const SparseMatrix &a)

virtual void	SetOperator (const Operator &a)
	Set/update the solver for the given operator. More...

Public Member Functions inherited from mfem::MatrixInverse
	MatrixInverse ()

	MatrixInverse (const Matrix &mat)
	Creates approximation of the inverse of square matrix. More...

Public Member Functions inherited from mfem::Solver
	Solver (int s=0, bool iter_mode=false)

	Solver (int h, int w, bool iter_mode=false)
	Initialize a Solver with height 'h' and width 'w'. More...

Public Member Functions inherited from mfem::Operator
	Operator (int s=0)
	Construct a square Operator with given size s (default 0) More...

	Operator (int h, int w)

int	Height () const
	Get the height (size of output) of the Operator. Synonym with NumRows. More...

int	NumRows () const

int	Width () const
	Get the width (size of input) of the Operator. Synonym with NumCols. More...

int	NumCols () const

virtual void	MultTranspose (const Vector &x, Vector &y) const
	Action of the transpose operator. More...

virtual Operator &	GetGradient (const Vector &x) const
	Evaluate the gradient operator at the point x. More...

void	PrintMatlab (std::ostream &out, int n=0, int m=0)
	Prints operator with input size n and output size m in matlab format. More...

virtual	~Operator ()

Protected Attributes
int	type

double	scale

int	iterations

Vector	z

Protected Attributes inherited from mfem::SparseSmoother
const SparseMatrix *	oper

Protected Attributes inherited from mfem::Operator
int	height

int	width

Additional Inherited Members
Public Attributes inherited from mfem::Solver
bool	iterative_mode
	If true, use the second argument of Mult as an initial guess. More...

Detailed Description

Data type for scaled Jacobi-type smoother of sparse matrix.

Definition at line 55 of file sparsesmoothers.hpp.

Constructor & Destructor Documentation

mfem::DSmoother::DSmoother	(	int	t = `0`,
		double	s = `1.`,
		int	it = `1`
	)

inline

Create Jacobi smoother.

Definition at line 66 of file sparsesmoothers.hpp.

mfem::DSmoother::DSmoother	(	const SparseMatrix &	a,
		int	t = `0`,
		double	s = `1.`,
		int	it = `1`
	)

Create Jacobi smoother.

Create the Jacobi smoother.

Definition at line 47 of file sparsesmoothers.cpp.

Member Function Documentation

void mfem::DSmoother::Mult	(	const Vector &	x,
		Vector &	y
	)		const

virtual

Matrix vector multiplication with Jacobi smoother.

Implements mfem::Operator.

Definition at line 56 of file sparsesmoothers.cpp.

Member Data Documentation

int mfem::DSmoother::iterations

protected

Definition at line 60 of file sparsesmoothers.hpp.

double mfem::DSmoother::scale

protected

Definition at line 59 of file sparsesmoothers.hpp.

int mfem::DSmoother::type

protected

Definition at line 58 of file sparsesmoothers.hpp.

Vector mfem::DSmoother::z

mutableprotected

Definition at line 62 of file sparsesmoothers.hpp.

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

Public Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation