libstdc++
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std::geometric_distribution< _IntType > Class Template Reference
Bernoulli Distributions

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 >
geometric_distribution
< _IntType >::result_type 		operator() (_UniformRandomNumberGenerator &__urng, const param_type &__param)
 
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 3604 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.

References std::numeric_limits< _Tp >::max().

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
__paramThe 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.

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