libstdc++
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#include <random.h>
Classes | |
struct | param_type |
Public Types | |
typedef _RealType | result_type |
Public Member Functions | |
gamma_distribution () | |
gamma_distribution (_RealType __alpha_val, _RealType __beta_val=_RealType(1)) | |
gamma_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) |
_RealType | alpha () const |
_RealType | beta () const |
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) |
param_type | param () const |
void | param (const param_type &__param) |
void | reset () |
Friends | |
template<typename _RealType1 , typename _CharT , typename _Traits > | |
std::basic_ostream< _CharT, _Traits > & | operator<< (std::basic_ostream< _CharT, _Traits > &__os, const std::gamma_distribution< _RealType1 > &__x) |
bool | operator== (const gamma_distribution &__d1, const gamma_distribution &__d2) |
template<typename _RealType1 , typename _CharT , typename _Traits > | |
std::basic_istream< _CharT, _Traits > & | operator>> (std::basic_istream< _CharT, _Traits > &__is, std::gamma_distribution< _RealType1 > &__x) |
A gamma continuous distribution for random numbers.
The formula for the gamma probability density function is: