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std::gamma_distribution<RealType>::gamma_distribution

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Pseudo-random number generation
Uniform random bit generators
Engines and engine adaptors
Non-deterministic generator
Distributions
Uniform distributions
Bernoulli distributions
Poisson distributions
Normal distributions
Sampling distributions
Seed Sequences
(C++11)
C library
 
std::gamma_distribution
Member functions
gamma_distribution::gamma_distribution
(C++11)
Generation
Characteristics
Non-member functions
(C++11)(C++11)(until C++20)
(C++11)(C++11)
 
gamma_distribution() : gamma_distribution(1.0) {}
(1) (since C++11)
explicit gamma_distribution( RealType alpha, RealType beta = 1.0 );
(2) (since C++11)
explicit gamma_distribution( const param_type& params );
(3) (since C++11)

Constructs a new distribution object.

2) Uses alpha and beta as the distribution parameters.
3) Uses params as the distribution parameters.

[edit] Parameters

alpha - the α distribution parameter (shape)
beta - the β distribution parameter (scale)
params - the distribution parameter set

[edit] Defect reports

The following behavior-changing defect reports were applied retroactively to previously published C++ standards.

DR Applied to Behavior as published Correct behavior
P0935R0 C++11 default constructor was explicit made implicit