CMatrix< T > Class Template Reference

Class representing matrix. More...

#include <matrix.h>

List of all members.

Public Member Functions
	CMatrix (int columns=0, int rows=0, T e=0)
	~CMatrix ()
	CMatrix (const char *fileName)
	CMatrix (const CMatrix &v)
	CMatrix (const CVector< T > &v)
	Constructs diagonal matrix with vector v as the diagonal.
CMatrix &	operator= (const CMatrix &v)
CMatrix	operator* (const CMatrix &v) const
	Composition of matrices.
CMatrix	operator* (T a) const
	Multiplication with scalar.
CVector< T >	operator() (const CVector< T > &v) const
	Computing value on the vector v.
CMatrix	operator+ (const CMatrix &v) const
CMatrix	operator- (const CMatrix &v) const
int	getColumn (int a, CVector< T > &v) const
int	getRow (int a, CVector< T > &v) const
int	putColumn (int a, const CVector< T > &v)
int	putRow (int a, const CVector< T > &v)
T &	operator() (int i, int j)
	Returns a reference to given element.
T	el (int i, int j) const
	Returns a value of given element.
CMatrix< T >	operator^ (int n) const
	Power operator.
T	norm1 () const
	Norm maximum.
T	norm2 () const
	Euclidean norm.
T	normInf () const
	Norm one.
void	round (T epsilon)
	Rounding elements.
int	columnsNumber () const
int	rowsNumber () const
int	write (const char *name, int precision) const
bool	isSymmetric () const
bool	isSquare () const
CMatrix	transpose () const
Private Member Functions
void	swapColumns (int a, int b)
void	swapRows (int a, int b)
void	multiplyCol (int a, T e)
void	multiplyRow (int a, T e)
void	substractMultiplyCol (int a, int b, T e)
void	substractMultiplyRow (int a, int b, T e)
Private Attributes
T **	elements
int	columns
int	rows

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Detailed Description

template<class T>
class CMatrix< T >

Class representing matrix.

---

Constructor & Destructor Documentation

template<class T>

CMatrix< T >::CMatrix	(	int	columns = 0,
		int	rows = 0,
		T	e = 0
	)			[inline]

template<class T>

CMatrix< T >::~CMatrix

(

)

[inline]

template<class T>

CMatrix< T >::CMatrix

(

const char *

fileName

)

[inline]

template<class T>

CMatrix< T >::CMatrix

(

const CMatrix< T > &

v

)

[inline]

template<class T>

CMatrix< T >::CMatrix

(

const CVector< T > &

v

)

[inline]

Constructs diagonal matrix with vector v as the diagonal.

---

Member Function Documentation

template<class T>

void CMatrix< T >::swapColumns	(	int	a,
		int	b
	)			[inline, private]

template<class T>

void CMatrix< T >::swapRows	(	int	a,
		int	b
	)			[inline, private]

template<class T>

void CMatrix< T >::multiplyCol	(	int	a,
		T	e
	)			[private]

template<class T>

void CMatrix< T >::multiplyRow	(	int	a,
		T	e
	)			[private]

template<class T>

void CMatrix< T >::substractMultiplyCol	(	int	a,
		int	b,
		T	e
	)			[inline, private]

template<class T>

void CMatrix< T >::substractMultiplyRow	(	int	a,
		int	b,
		T	e
	)			[inline, private]

template<class T>

CMatrix< T > & CMatrix< T >::operator=

(

const CMatrix< T > &

v

)

[inline]

template<class T>

CMatrix< T > CMatrix< T >::operator*

(

const CMatrix< T > &

v

)

const [inline]

Composition of matrices.

template<class T>

CMatrix< T > CMatrix< T >::operator*

(

T

a

)

const [inline]

Multiplication with scalar.

template<class T>

CVector< T > CMatrix< T >::operator()

(

const CVector< T > &

v

)

const [inline]

Computing value on the vector v.

template<class T>

CMatrix< T > CMatrix< T >::operator+

(

const CMatrix< T > &

v

)

const [inline]

template<class T>

CMatrix< T > CMatrix< T >::operator-

(

const CMatrix< T > &

v

)

const [inline]

template<class T>

int CMatrix< T >::getColumn	(	int	a,
		CVector< T > &	v
	)			const [inline]

template<class T>

int CMatrix< T >::getRow	(	int	a,
		CVector< T > &	v
	)			const [inline]

template<class T>

int CMatrix< T >::putColumn	(	int	a,
		const CVector< T > &	v
	)			[inline]

template<class T>

int CMatrix< T >::putRow	(	int	a,
		const CVector< T > &	v
	)			[inline]

template<class T>

T& CMatrix< T >::operator()	(	int	i,
		int	j
	)			[inline]

Returns a reference to given element.

Allows to change the element in the matrix. No indices checking implemented.

template<class T>

T CMatrix< T >::el	(	int	i,
		int	j
	)			const [inline]

Returns a value of given element.

Does not change the element of the matrix. No indices checking implemented.

template<class T>

CMatrix< T > CMatrix< T >::operator^

(

int

n

)

const [inline]

Power operator.

Implemented only for (-1) power. Dimension 2 treated separately.

template<class T>

T CMatrix< T >::norm1

(

)

const [inline]

Norm maximum.

Returns the maximal sum of absolute values among rows of the matrix.

template<class T>

T CMatrix< T >::norm2

(

)

const [inline]

Euclidean norm.

Returns square root of sum of squares of all matrix elements.

template<class T>

T CMatrix< T >::normInf

(

)

const [inline]

Norm one.

Returns the maximal sum of absolute values among columnof the matrix.

template<class T>

void CMatrix< T >::round

(

T

epsilon

)

[inline]

Rounding elements.

Any matrix element which absolute value is less than epsilon is changed to 0.

template<class T>

int CMatrix< T >::columnsNumber

(

)

const [inline]

template<class T>

int CMatrix< T >::rowsNumber

(

)

const [inline]

template<class T>

int CMatrix< T >::write	(	const char *	name,
		int	precision
	)			const [inline]

template<class T>

bool CMatrix< T >::isSymmetric

(

)

const [inline]

template<class T>

bool CMatrix< T >::isSquare

(

)

const [inline]

template<class T>

CMatrix< T > CMatrix< T >::transpose

(

)

const [inline]

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Member Data Documentation

template<class T>

T** CMatrix< T >::elements [private]

template<class T>

int CMatrix< T >::columns [private]

template<class T>

int CMatrix< T >::rows [private]

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

• matrix.h