permutation.hh File Reference

Utilities related to permuting a set of consecutive integers. More...

#include "npstat/rng/AbsRandomGenerator.hh"

Go to the source code of this file.

Namespaces
	npstat

Functions
void	npstat::orderedPermutation (unsigned long permutationNumber, unsigned *permutation, unsigned permLen)
void	npstat::randomPermutation (AbsRandomGenerator &gen, unsigned *permutation, unsigned permLen)
unsigned long	npstat::permutationNumber (const unsigned *permutation, unsigned permLen)
unsigned long	npstat::factorial (unsigned n)
unsigned long	npstat::intPower (unsigned a, unsigned n)
long double	npstat::ldfactorial (unsigned n)
long double	npstat::logfactorial (unsigned long n)

Detailed Description

Utilities related to permuting a set of consecutive integers.

Author: I. Volobouev

March 2010