std::poisson_distribution<IntType>::mean (3) - Linux Man Pages

std::poisson_distribution<IntType>::mean: std::poisson_distribution<IntType>::mean


std::poisson_distribution<IntType>::mean - std::poisson_distribution<IntType>::mean


double mean() const; (since C++11)

Returns the μ parameter the distribution was constructed with. The parameter defines mean number of occurrences of the event. The default value is 1.0.



Return value

Floating point value identifying the μ distribution parameter.

See also

      gets or sets the distribution parameter object
param (public member function)