std::geometric_distribution< _IntType >(3cxx) std::geometric_distribution< _IntType >(3cxx)
NAME
std::geometric_distribution< _IntType > -
SYNOPSIS
Classes
struct param_type
Public Types
typedef _IntType result_type
Public Member Functions
geometric_distribution (double __p=0.5)
geometric_distribution (const param_type &__p)
result_type max () const
result_type min () const
template<typename _UniformRandomNumberGenerator > result_type operator() (_UniformRandomNumberGenerator &__urng)
template<typename _UniformRandomNumberGenerator > result_type operator() (_UniformRandomNumberGenerator &__urng, const param_type &__p)
double p () const
param_type param () const
void param (const param_type &__param)
void reset ()
Detailed Description
template<typename _IntType = int>class std::geometric_distribution< _IntType >
A discrete geometric random number distribution.
The formula for the geometric probability density function is $p(i|p) = p(1 - p)^{i}$ where $p$ is the parameter of the distribution.
Definition at line 3601 of file random.h.
Member Typedef Documentation
template<typename _IntType = int> typedef _IntType std::geometric_distribution< _IntType >::result_type
The type of the range of the distribution.
Definition at line 3608 of file random.h.
Member Function Documentation
template<typename _IntType = int> result_type std::geometric_distribution< _IntType >::max () const [inline]
Returns the least upper bound value of the distribution.
Definition at line 3694 of file random.h.
template<typename _IntType = int> result_type std::geometric_distribution< _IntType >::min () const [inline]
Returns the greatest lower bound value of the distribution.
Definition at line 3687 of file random.h.
template<typename _IntType = int> template<typename _UniformRandomNumberGenerator > result_type std::geometric_distribution< _IntType
>::operator() (_UniformRandomNumberGenerator &__urng) [inline]
Generating functions.
Definition at line 3702 of file random.h.
References std::geometric_distribution< _IntType >::operator()(), and std::geometric_distribution< _IntType >::param().
Referenced by std::geometric_distribution< _IntType >::operator()().
template<typename _IntType = int> double std::geometric_distribution< _IntType >::p () const [inline]
Returns the distribution parameter p.
Definition at line 3665 of file random.h.
template<typename _IntType = int> param_type std::geometric_distribution< _IntType >::param () const [inline]
Returns the parameter set of the distribution.
Definition at line 3672 of file random.h.
Referenced by std::geometric_distribution< _IntType >::operator()(), std::operator==(), and std::operator>>().
template<typename _IntType = int> void std::geometric_distribution< _IntType >::param (const param_type &__param) [inline]
Sets the parameter set of the distribution. Parameters:
__param The new parameter set of the distribution.
Definition at line 3680 of file random.h.
template<typename _IntType = int> void std::geometric_distribution< _IntType >::reset () [inline]
Resets the distribution state. Does nothing for the geometric distribution.
Definition at line 3659 of file random.h.
Author
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libstdc++ Tue Nov 27 2012 std::geometric_distribution< _IntType >(3cxx)