| std::student_t_distribution< _RealType >(3cxx) | std::student_t_distribution< _RealType >(3cxx) |
std::student_t_distribution< _RealType > - A student_t_distribution random number distribution.
#include <random.h>
struct param_type
typedef _RealType result_type
student_t_distribution (_RealType __n)
student_t_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)
template<typename _UniformRandomNumberGenerator > void __generate
(result_type *__f, result_type *__t,
_UniformRandomNumberGenerator &__urng, const param_type &__p)
result_type max () const
Returns the least upper bound value of the distribution. result_type
min () const
Returns the greatest lower bound value of the distribution. _RealType n
() const
template<typename _UniformRandomNumberGenerator > result_type
operator() (_UniformRandomNumberGenerator &__urng)
Generating functions. template<typename _UniformRandomNumberGenerator >
result_type operator() (_UniformRandomNumberGenerator
&__urng, const param_type &__p)
param_type param () const
Returns the parameter set of the distribution. void param (const
param_type &__param)
Sets the parameter set of the distribution. void reset ()
Resets the distribution state.
template<typename _RealType1 , typename _CharT , typename
_Traits > std::basic_ostream< _CharT, _Traits > &
operator<< (std::basic_ostream< _CharT, _Traits >
&__os, const std::student_t_distribution< _RealType1 >
&__x)
Inserts a student_t_distribution random number distribution __x into the
output stream __os. bool operator== (const
student_t_distribution &__d1, const student_t_distribution
&__d2)
Return true if two Student t distributions have the same parameters and the
sequences that would be generated are equal. template<typename _RealType1
, typename _CharT , typename _Traits > std::basic_istream<
_CharT, _Traits > & operator>>
(std::basic_istream< _CharT, _Traits > &__is,
std::student_t_distribution< _RealType1 > &__x)
Extracts a student_t_distribution random number distribution __x from the
input stream __is.
class std::student_t_distribution< _RealType >"A student_t_distribution random number distribution.
The formula for the normal probability mass function is:
p(x|n) = ac{1}{rt(ni)}
ac{Gamma((n+1)/2)}{Gamma(n/2)}
(1 + ac{x^2}{n}) ^{-(n+1)/2} ]
Definition at line 3296 of file random.h.
The type of the range of the distribution.
Definition at line 3303 of file random.h.
Definition at line 3333 of file random.h.
Definition at line 3336 of file random.h.
Definition at line 3341 of file random.h.
Definition at line 3414 of file random.h.
Definition at line 3421 of file random.h.
Definition at line 3428 of file random.h.
Definition at line 3434 of file random.h.
Returns the least upper bound value of the distribution.
Definition at line 3388 of file random.h.
References std::numeric_limits< _Tp >::max().
Returns the greatest lower bound value of the distribution.
Definition at line 3381 of file random.h.
References std::numeric_limits< _Tp >::lowest().
Definition at line 3359 of file random.h.
Generating functions.
Definition at line 3396 of file random.h.
References std::sqrt().
Definition at line 3401 of file random.h.
Returns the parameter set of the distribution.
Definition at line 3366 of file random.h.
Sets the parameter set of the distribution.
Parameters
Definition at line 3374 of file random.h.
Resets the distribution state.
Definition at line 3349 of file random.h.
References std::normal_distribution< _RealType >::reset(), and std::gamma_distribution< _RealType >::reset().
Inserts a student_t_distribution random number distribution __x into the output stream __os.
Parameters
Returns
Return true if two Student t distributions have the same parameters and the sequences that would be generated are equal.
Definition at line 3445 of file random.h.
Extracts a student_t_distribution random number distribution __x from the input stream __is.
Parameters
Returns
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| Thu Feb 16 2023 | libstdc++ |