jet::FdmBlas2 Struct Reference

BLAS operator wrapper for 2-D finite differencing. More...

#include <jet/fdm_linear_system2.h>

Public Types
typedef double	ScalarType
typedef FdmVector2	VectorType
typedef FdmMatrix2	MatrixType

Static Public Member Functions
static void	set (ScalarType s, VectorType *result)
	Sets entire element of given vector result with scalar s. More...
static void	set (const VectorType &v, VectorType *result)
	Copies entire element of given vector result with other vector v. More...
static void	set (ScalarType s, MatrixType *result)
	Sets entire element of given matrix result with scalar s. More...
static void	set (const MatrixType &m, MatrixType *result)
	Copies entire element of given matrix result with other matrix v. More...
static double	dot (const VectorType &a, const VectorType &b)
	Performs dot product with vector a and b. More...
static void	axpy (double a, const VectorType &x, const VectorType &y, VectorType *result)
static void	mvm (const MatrixType &m, const VectorType &v, VectorType *result)
	Performs matrix-vector multiplication. More...
static void	residual (const MatrixType &a, const VectorType &x, const VectorType &b, VectorType *result)
	Computes residual vector (b - ax). More...
static ScalarType	l2Norm (const VectorType &v)
	Returns L2-norm of the given vector v. More...
static ScalarType	lInfNorm (const VectorType &v)
	Returns Linf-norm of the given vector v. More...

Detailed Description

BLAS operator wrapper for 2-D finite differencing.

Member Typedef Documentation

MatrixType

typedef FdmMatrix2 jet::FdmBlas2::MatrixType

ScalarType

typedef double jet::FdmBlas2::ScalarType

VectorType

typedef FdmVector2 jet::FdmBlas2::VectorType

Member Function Documentation

axpy()

static void jet::FdmBlas2::axpy ( double  a, const VectorType &  x, const VectorType &  y, VectorType *  result  )

static

Performs ax + y operation where a is a matrix and x and y are vectors.

dot()

static double jet::FdmBlas2::dot ( const VectorType &  a, const VectorType &  b  )

static

Performs dot product with vector a and b.

l2Norm()

static ScalarType jet::FdmBlas2::l2Norm ( const VectorType &  v )

static

Returns L2-norm of the given vector v.

lInfNorm()

static ScalarType jet::FdmBlas2::lInfNorm ( const VectorType &  v )

static

Returns Linf-norm of the given vector v.

mvm()

static void jet::FdmBlas2::mvm ( const MatrixType &  m, const VectorType &  v, VectorType *  result  )

static

Performs matrix-vector multiplication.

residual()

static void jet::FdmBlas2::residual ( const MatrixType &  a, const VectorType &  x, const VectorType &  b, VectorType *  result  )

static

Computes residual vector (b - ax).

set() [1/4]

static void jet::FdmBlas2::set ( const MatrixType &  m, MatrixType *  result  )

static

Copies entire element of given matrix result with other matrix v.

set() [2/4]

static void jet::FdmBlas2::set ( const VectorType &  v, VectorType *  result  )

static

Copies entire element of given vector result with other vector v.

set() [3/4]

static void jet::FdmBlas2::set ( ScalarType  s, MatrixType *  result  )

static

Sets entire element of given matrix result with scalar s.

set() [4/4]

static void jet::FdmBlas2::set ( ScalarType  s, VectorType *  result  )

static

Sets entire element of given vector result with scalar s.

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The documentation for this struct was generated from the following file:

• jet/fdm_linear_system2.h