Poisson

Returns the number of occurences over a fixed interval given the mean (with default value 1.0) number of occurences.

The probability mass function with the mean represented by $\mu$,

$$P(x | \mu) \frac{e^{-\mu}\mu^x}{\mu!}.$$

Constructors

Poisson(const Poisson distribution) -> Poisson

Copy constructor for Poisson distribution.

Parameters

• distribution: Poisson distribution to be copied

Symbols

Name	Description
=	Copy assignment operator for Poisson distribution.

Members

Name	Description
max	Returns the maximum possible value from the distribution
mean	Mean value of distribution.
min	Returns the minimum possible value from the distribution
sample	Sample from distribution.