umontreal.iro.lecuyer.randvar
Class JohnsonSLGen

java.lang.Object
  umontreal.iro.lecuyer.randvar.RandomVariateGen
      umontreal.iro.lecuyer.randvar.JohnsonSLGen

public class JohnsonSLGen
extends RandomVariateGen

This class implements random variate generators for the Johnson S_L distribution.

Constructor Summary

JohnsonSLGen(RandomStream s, double gamma, double delta, double xi, double lambda)
Creates a JohnsonSL random variate generator.

JohnsonSLGen(RandomStream s, JohnsonSLDist dist)
Creates a new generator for the JohnsonSL distribution dist, using stream s.

Method Summary

double	getDelta() Returns the value of δ.
double	getGamma() Returns the value of γ.
double	getLambda() Returns the value of λ.
double	getXi() Returns the value of ξ.
static double	nextDouble(RandomStream s, double gamma, double delta, double xi, double lambda) Uses inversion to generate a new JohnsonSL variate, using stream s.

Methods inherited from class umontreal.iro.lecuyer.randvar.RandomVariateGen

getDistribution, getStream, nextArrayOfDouble, nextDouble, setStream, toString

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

JohnsonSLGen

public JohnsonSLGen(RandomStream s,
                    double gamma,
                    double delta,
                    double xi,
                    double lambda)

Creates a JohnsonSL random variate generator.

JohnsonSLGen

public JohnsonSLGen(RandomStream s,
                    JohnsonSLDist dist)

Creates a new generator for the JohnsonSL distribution dist, using stream s.

Method Detail

nextDouble

public static double nextDouble(RandomStream s,
                                double gamma,
                                double delta,
                                double xi,
                                double lambda)

Uses inversion to generate a new JohnsonSL variate, using stream s.

getGamma

public double getGamma()

Returns the value of γ.

getDelta

public double getDelta()

Returns the value of δ.

getXi

public double getXi()

Returns the value of ξ.

getLambda

public double getLambda()

Returns the value of λ.