com.numericalmethod.suanshu.stats.random.distribution
Class Exponential

java.lang.Object
  com.numericalmethod.suanshu.stats.random.distribution.InverseTransformSampling
      com.numericalmethod.suanshu.stats.random.distribution.Exponential

All Implemented Interfaces:

RandomNumberGenerator

public class Exponential
extends InverseTransformSampling

Sample pseudo random numbers from the ExponentialDistribution distribution.

See Also:

Wikipedia: ExponentialDistribution distribution

Field Summary

Fields inherited from class com.numericalmethod.suanshu.stats.random.distribution.InverseTransformSampling

distribution

Constructor Summary

Exponential()
Construct a pseudo random number generator of the standard ExponentialDistribution distribution.

Exponential(double lambda, RandomNumberGenerator rng)
Construct a pseudo-random number generator of an ExponentialDistribution distribution.

Method Summary

Methods inherited from class com.numericalmethod.suanshu.stats.random.distribution.InverseTransformSampling

nextDouble, seed

Methods inherited from class java.lang.Object

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

Constructor Detail

Exponential

public Exponential(double lambda,
                   RandomNumberGenerator rng)

Construct a pseudo-random number generator of an ExponentialDistribution distribution.

Parameters:

lambda - the rate parameter

rng - a uniform random number generator

Exponential

public Exponential()

Construct a pseudo random number generator of the standard ExponentialDistribution distribution.