RandomSparseStream< Field, _Vector, RandIter, Trait > Class Template Reference

#include <stream.h>

Inheritance diagram for RandomSparseStream< Field, _Vector, RandIter, Trait >:

List of all members.

Public Member Functions
	RandomSparseStream (const Field &F, double p, size_t n, size_t m=0)
	RandomSparseStream (const Field &F, const RandIter &r, double p, size_t n, size_t m=0)
Vector &	get (Vector &v)
Self_t &	operator>> (Vector &v)
size_t	size () const
size_t	pos () const
size_t	dim () const
	operator bool () const
void	reset ()
void	setP (double p)
Public Member Functions inherited from VectorStream< _Vector >
void	rewind ()
Vector &	next (Vector &v)
size_t	j () const
size_t	m () const
size_t	n () const

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Detailed Description

template<class Field, class _Vector = typename LinBox::Vector<Field>::Sparse, class RandIter = typename Field::RandIter, class Trait = typename VectorTraits<_Vector>::VectorCategory>
class LinBox::RandomSparseStream< Field, _Vector, RandIter, Trait >

Random sparse vector stream Generates a sequence of random sparse vectors over a given field

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Constructor & Destructor Documentation

RandomSparseStream	(	const Field &	F,
		double	p,
		size_t	n,
		size_t	m = 0
	)

Constructor Construct a new stream with the given field and vector size.

Parameters:

F	Field over which to create random vectors
p	Proportion of nonzero entries
n	Size of vectors
m	Number of vectors to return (0 for unlimited)

RandomSparseStream	(	const Field &	F,
		const RandIter &	r,
		double	p,
		size_t	n,
		size_t	m = 0
	)

Constructor Construct a new stream with the given field and vector size.

Parameters:

F	Field over which to create random vectors
n	Size of vectors
p	Proportion of nonzero entries
m	Number of vectors to return (0 for unlimited)

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Member Function Documentation

Vector& get ( Vector &  v )

virtual

Get next element

Parameters:

v	Vector into which to generate random vector

Returns:

reference to new random vector

Implements VectorStream< _Vector >.

Self_t& operator>> ( Vector &  v )

inline

Extraction operator form

Reimplemented from VectorStream< _Vector >.

size_t size ( ) const

virtual

Number of vectors to be created

Implements VectorStream< _Vector >.

size_t pos ( ) const

virtual

Number of vectors created so far

Implements VectorStream< _Vector >.

size_t dim ( ) const

virtual

Dimension of the space

Implements VectorStream< _Vector >.

operator bool ( ) const

virtual

Check whether we have reached the end

Implements VectorStream< _Vector >.

void reset ( )

virtual

Reset the stream to start at the beginning

Implements VectorStream< _Vector >.

void setP

(

double

p

)

Set the probability of a nonzero entry

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

• /build/linbox-TzW5I9/linbox-1.1.6~rc0/linbox/vector/stream.h