Random distribution functions | CPN Tools help |
Functions for generating values from various probability distributions | CPN ML |
Random-number generator | A function that generates numbers that are uniformly distributed over the interval (0,1). |
Random-variate generator | A function that generates numbers whose probability distribution is different from that of the uniform on the interval (0,1). |
bernoulli(p:real) : int |
raises Bernoulli exception, if p <0.0 or p >1.0. |
binomial(n:int, p:real) : int |
raises Binomial exception, if n <1 or p <0.0 or p >1.0. |
chisq(n:int) : real |
raises Chisq exception, if n <1. |
discrete (a:int, b:int) : int |
raises Discrete exception, if a>b . |
erlang (n:int, r:real) : real |
raises Erlang exception, if n <1 or r <=0.0. |
exponential(r:real) : real |
raises Exponential exception, if r <=0.0. |
normal(n:real, v:real) : real |
raises Normal exception, if v <0.0. |
poisson(m:real) : int |
raises Poisson exception, if m <=0.0. |
student (n:int) : real |
raises Student exception, if n <1. |
uniform(a:real, b:real) : real |
raises Uniform exception, if a >b . |