std::geometric_distribution<; _IntTypstd::geometric_distribution< _IntType >(3)
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)
template<typename _ForwardIterator , typename
_UniformRandomNumberGenerator > void __generate (_ForwardIterator
__f, _ForwardIterator __t, _UniformRandomNumberGenerator &__urng)
template<typename _ForwardIterator , typename
_UniformRandomNumberGenerator > void __generate (_ForwardIterator
__f, _ForwardIterator __t, _UniformRandomNumberGenerator &__urng,
const param_type &__p)
template<typename _UniformRandomNumberGenerator > void __generate
(result_type *__f, result_type *__t, _UniformRandomNumberGenerator
&__urng, 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 ()
Friends
bool operator== (const geometric_distribution &__d1, const
geometric_distribution &__d2)
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 4008 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 4011 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 4100 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 4093 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 4108 of file random.h.
template<typename _IntType = int> double std::geometric_distribution<
_IntType >::p () const [inline]
Returns the distribution parameter p.
Definition at line 4071 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 4078 of file random.h.
Referenced by 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 4086 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 4065 of file random.h.
Friends And Related Function Documentation
template<typename _IntType = int> bool operator== (const
geometric_distribution< _IntType > &__d1, const geometric_distribution<
_IntType > &__d2) [friend]
Return true if two geometric distributions have the same parameters.
Definition at line 4143 of file random.h.
Author
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libstdc++ Wed std::geometric_distribution< _IntType >(3)
