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std::lognormal_distribution< _RealType >(3) Library Functions Manual std::lognormal_distribution< _RealType >(3)

NAME

std::lognormal_distribution< _RealType > -

SYNOPSIS

Classes


struct param_type

Public Types


typedef _RealType result_type

Public Member Functions


lognormal_distribution (_RealType __m=_RealType(0), _RealType __s=_RealType(1))
lognormal_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 m () 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 ()
_RealType s () const

Friends


template<typename _RealType1 , typename _CharT , typename _Traits > std::basic_ostream< _CharT,
_Traits > & operator<< (std::basic_ostream< _CharT, _Traits > &__os, const std::lognormal_distribution< _RealType1 > &__x)"
bool operator== (const lognormal_distribution &__d1, const lognormal_distribution &__d2)
template<typename _RealType1 , typename _CharT , typename _Traits > std::basic_istream< _CharT,
_Traits > & operator>> (std::basic_istream< _CharT, _Traits > &__is, std::lognormal_distribution< _RealType1 > &__x)"

Detailed Description

template<typename _RealType = double>class std::lognormal_distribution< _RealType >

A lognormal_distribution random number distribution.

The formula for the normal probability mass function is p(x|m,s) = ac{1}{sxrt{2i}}
\xp{-ac{(

Definition at line 2298 of file random.h.

Member Typedef Documentation

template<typename _RealType = double> typedef _RealType std::lognormal_distribution< _RealType >::result_type

The type of the range of the distribution.

Definition at line 2301 of file random.h.

Member Function Documentation

template<typename _RealType = double> result_type std::lognormal_distribution< _RealType >::max () const [inline]

Returns the least upper bound value of the distribution.

Definition at line 2389 of file random.h.

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

template<typename _RealType = double> result_type std::lognormal_distribution< _RealType >::min () const [inline]

Returns the greatest lower bound value of the distribution.

Definition at line 2382 of file random.h.

template<typename _RealType = double> template<typename _UniformRandomNumberGenerator > result_type std::lognormal_distribution< _RealType >::operator() (_UniformRandomNumberGenerator &__urng) [inline]

Generating functions.

Definition at line 2397 of file random.h.

template<typename _RealType = double> param_type std::lognormal_distribution< _RealType >::param () const [inline]

Returns the parameter set of the distribution.

Definition at line 2367 of file random.h.

template<typename _RealType = double> void std::lognormal_distribution< _RealType >::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 2375 of file random.h.

template<typename _RealType = double> void std::lognormal_distribution< _RealType >::reset () [inline]

Resets the distribution state.

Definition at line 2349 of file random.h.

References std::normal_distribution< _RealType >::reset().

Friends And Related Function Documentation

template<typename _RealType = double> template<typename _RealType1 , typename _CharT , typename _Traits > std::basic_ostream<_CharT, _Traits>& operator<< (std::basic_ostream< _CharT, _Traits > &__os, const std::lognormal_distribution< _RealType1 > &__x) [friend]

Inserts a lognormal_distribution random number distribution __x into the output stream __os.

Parameters:

__os An output stream.
__x A lognormal_distribution random number distribution.

Returns:

The output stream with the state of __x inserted or in an error state.

template<typename _RealType = double> bool operator== (const lognormal_distribution< _RealType > &__d1, const lognormal_distribution< _RealType > &__d2) [friend]

Return true if two lognormal distributions have the same parameters and the sequences that would be generated are equal.

Definition at line 2434 of file random.h.

template<typename _RealType = double> template<typename _RealType1 , typename _CharT , typename _Traits > std::basic_istream<_CharT, _Traits>& operator>> (std::basic_istream< _CharT, _Traits > &__is, std::lognormal_distribution< _RealType1 > &__x) [friend]

Extracts a lognormal_distribution random number distribution __x from the input stream __is.

Parameters:

__is An input stream.
__x A lognormal_distribution random number generator engine.

Returns:

The input stream with __x extracted or in an error state.

Author

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Tue Sep 29 2020 libstdc++