net.sf.doodleproject.numerics4j.random
Class UniformRandomVariable

java.lang.Object
  net.sf.doodleproject.numerics4j.random.AbstractContinuousRandomVariable
      net.sf.doodleproject.numerics4j.random.UniformRandomVariable

All Implemented Interfaces:

ContinuousRandomVariable

public class UniformRandomVariable
extends AbstractContinuousRandomVariable

A random variable generator for the Uniform distribution.

References:

1. Wikipedia contributors, "Uniform distribution (continuous)," Wikipedia, The Free Encyclopedia, http://en.wikipedia.org/wiki/Uniform_distribution_%28continuous%29

Since:

1.3

Version:

$Revision: 1.4 $ $Date: 2007/11/18 23:51:19 $

Constructor Summary

UniformRandomVariable()
Default constructor.

UniformRandomVariable(double a, double b)
Create a random variable with the given lower bound and upper bound values.

UniformRandomVariable(double a, double b, RNG rng)
Create a random variable with the given parameters.

Method Summary

double	nextRandomVariable() Access the next random variable from this generator.
static double	nextRandomVariable(double a, double b, RNG source) Access the next random variable using the given generator.

Methods inherited from class net.sf.doodleproject.numerics4j.random.AbstractContinuousRandomVariable

getSource, nextRandomNumber

Methods inherited from class java.lang.Object

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

Constructor Detail

UniformRandomVariable

public UniformRandomVariable()

Default constructor. The lower bound is set to 0 and the upper bound is set to 1.

UniformRandomVariable

public UniformRandomVariable(double a,
                             double b)

Create a random variable with the given lower bound and upper bound values.

Parameters:

a - the lower bound parameter.

b - the upper bound parameter.

UniformRandomVariable

public UniformRandomVariable(double a,
                             double b,
                             RNG rng)

Create a random variable with the given parameters.

Parameters:

a - the lower bound parameter.

b - the upper bound parameter.

rng - the source generator.

Method Detail

nextRandomVariable

public static double nextRandomVariable(double a,
                                        double b,
                                        RNG source)

Access the next random variable using the given generator.

Parameters:

a - the lower bound parameter.

b - the upper bound parameter.

source - the source generator.

Returns:

the next random variable.

nextRandomVariable

public double nextRandomVariable()

Access the next random variable from this generator.

Returns:

the next random variable.