std::gamma_distribution::gamma_distribution - cppreference.com (original) (raw)

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.

  1. Uses alpha and beta as the distribution parameters.

  2. 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