jsim.variate
Class HyperExponential

java.lang.Object
  jsim.variate.Variate
      jsim.variate.HyperExponential

public class HyperExponential
extends Variate

Generate a hyperexponentially distributed random number mean mu and standard deviation sigma (sigma > mu) using Morse's two-stage hyperexponential distribution.

Constructor Summary

HyperExponential(double mu, double sigma, int i)
Constructs a Hyper-Geometric random variable.

Method Summary

double	gen() Generate a hyperexponentially distirbuted random number.
java.lang.Double[]	getParameters() Get the parameters of the constuctor

Methods inherited from class jsim.variate.Variate

incStream, printName

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

HyperExponential

public HyperExponential(double mu,
                        double sigma,
                        int i)

Constructs a Hyper-Geometric random variable.

Parameters:

mu - mean

sigma - standard deviation

i - stream

Method Detail

getParameters

public java.lang.Double[] getParameters()

Get the parameters of the constuctor

Overrides:

getParameters in class Variate

gen

public double gen()

Generate a hyperexponentially distirbuted random number.

Overrides:

gen in class Variate

Returns:

double random number from HyperExponential distribution