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VectorD Class Reference

A user level class for a double column Vector. More...

#include <vectorD.h>

Inheritance diagram for VectorD:

List of all members.

Public Methods
	VectorD ()
	standard default constructor.
	VectorD (const int nr, const double value=0.0)
	standard constructor.
	VectorD (const double* A, const int nr)
	constructor that takes a double array of length nr.
	VectorD (const VectorD& B)
	copy constructor.
	~VectorD ()
	virtual destructor.
VectorD&	operator= (const double value)
	assignment with a constant value.
void	resize (const int nr, const double value=0.0)
	member function resize calls MatrixC resize.
virtual Ref<double>	operator() (const int i, const int=0)
	non constant, write access to elements.
virtual double	operator() (const int i, const int=0) const
	constant, read only access to elements.
virtual void	stream (ostream& s)
	output to stream.
VectorD	transpose () const
	return transposed Vector.
void	multiply (const MatrixFD& A, const VectorD& x, const char TRANS='N', const double ALPHA=1.0, const double BETA=0.0)
	multiplication this=alpha*op(A)*x+beta*this, BLAS level 2.
void	multiply (const MatrixSD& A, const VectorD& x, const double ALPHA=1.0, const double BETA=0.0)
	multiplication this=alpha*op(A)*x+beta*this, BLAS level 2.
void	multiply (const MatrixBD& A, const VectorD& x, const char TRANS='N', const double ALPHA=1.0, const double BETA=0.0)
	multiplication this=alpha*op(A)*x+beta*this, BLAS level 2.
double	multiply (const VectorD& B) const
	dot product of this Vector with Vector B.
void	multiply (const double value)
	multiply this Vector with constant value and write to this Vector.
double	norm2 () const
	calculate L2 norm.
Protected Methods
double*	ref (const int i) const
	low level reference to data returns a pointer, use this with care.
double	read (const int i) const
	low level read.
void	write (const int i, const double v)
	low level write.
void	add (const int i, const double v)
	low level add to.
void	sub (const int i, const double v)
	low level sub from.
void	mul (const int i, const double v)
	low level mul with.
void	div (const int i, const double v)
	low level div by.

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Detailed Description

A user level class for a double column Vector.

Author(s):

rokrau

Date:

2000/11/09 18:41:32

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Constructor & Destructor Documentation

VectorD::VectorD ( ) [explicit]

standard default constructor.

VectorD::VectorD ( const int nr, const double value = 0.0 ) [explicit]

standard constructor.

VectorD::VectorD ( const double * A, const int nr ) [explicit]

constructor that takes a double array of length nr.

VectorD::VectorD ( const VectorD & B )

copy constructor.

VectorD::~VectorD ( ) [inline]

virtual destructor.

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Member Function Documentation

VectorD & VectorD::operator= ( const double value ) [inline]

assignment with a constant value.

void VectorD::resize ( const int nr, const double value = 0.0 )

member function resize calls MatrixC resize.

Ref< double > VectorD::operator() ( const int i, const int = 0 ) [inline, virtual]

non constant, write access to elements. Reimplemented from MatrixC.

double VectorD::operator() ( const int i, const int = 0 ) const [inline, virtual]

constant, read only access to elements. Reimplemented from MatrixC.

double * VectorD::ref ( const int i ) const [inline, protected]

low level reference to data returns a pointer, use this with care.

double VectorD::read ( const int i ) const [inline, protected]

low level read.

void VectorD::write ( const int i, const double v ) [inline, protected]

low level write.

void VectorD::add ( const int i, const double v ) [inline, protected]

low level add to.

void VectorD::sub ( const int i, const double v ) [inline, protected]

low level sub from.

void VectorD::mul ( const int i, const double v ) [inline, protected]

low level mul with.

void VectorD::div ( const int i, const double v ) [inline, protected]

low level div by.

void VectorD::stream ( ostream & s ) [virtual]

output to stream. Reimplemented from MatrixC.

VectorD VectorD::transpose ( ) const

return transposed Vector. Reimplemented from MatrixC.

void VectorD::multiply ( const MatrixFD & A, const VectorD & x, const char TRANS = 'N', const double ALPHA = 1.0, const double BETA = 0.0 )

multiplication this=alpha*op(A)*x+beta*this, BLAS level 2.

void VectorD::multiply ( const MatrixSD & A, const VectorD & x, const double ALPHA = 1.0, const double BETA = 0.0 )

multiplication this=alpha*op(A)*x+beta*this, BLAS level 2.

void VectorD::multiply ( const MatrixBD & A, const VectorD & x, const char TRANS = 'N', const double ALPHA = 1.0, const double BETA = 0.0 )

multiplication this=alpha*op(A)*x+beta*this, BLAS level 2.

double VectorD::multiply ( const VectorD & B ) const

dot product of this Vector with Vector B.

void VectorD::multiply ( const double value )

multiply this Vector with constant value and write to this Vector.

double VectorD::norm2 ( ) const

calculate L2 norm.

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

• vectorD.h

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