org.ojalgo.random

Class Geometric

java.lang.Object

java.lang.Number

org.ojalgo.random.RandomNumber

org.ojalgo.random.Geometric

All Implemented Interfaces:

Serializable, DoubleSupplier, Supplier<Double>, BasicFunction, NullaryFunction<Double>, DiscreteDistribution, Distribution

public class Geometric
extends RandomNumber

The number of required trials until an event with probability aProbability occurs has a geometric distribution.

Author:

apete

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from interface org.ojalgo.function.BasicFunction

BasicFunction.Differentiable<N extends Number,F extends BasicFunction>, BasicFunction.Integratable<N extends Number,F extends BasicFunction>, BasicFunction.PlainUnary<T,R>

Constructor Summary

Constructors

Constructor and Description
Geometric()
Geometric(double aProbability)

Method Summary

Modifier and Type	Method and Description
protected double	generate()
double	getExpected()
double	getProbability(int value) Probability density function
double	getVariance() Subclasses must override either getStandardDeviation() or getVariance()!

Methods inherited from class org.ojalgo.random.RandomNumber

checkProbabilty, doubleValue, floatValue, getStandardDeviation, intValue, invoke, longValue, newSampleSet, random, setSeed, toString

Methods inherited from class java.lang.Number

byteValue, shortValue

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.ojalgo.random.Distribution

getStandardDeviation

Methods inherited from interface org.ojalgo.function.NullaryFunction

andThen, get, getAsDouble

Constructor Detail

Geometric

public Geometric()

Geometric

public Geometric(double aProbability)

Method Detail

getExpected

public double getExpected()

getProbability

public double getProbability(int value)

Description copied from interface: DiscreteDistribution

Probability density function

getVariance

public double getVariance()

Description copied from class: RandomNumber

Subclasses must override either getStandardDeviation() or getVariance()!

Specified by:

getVariance in interface Distribution

Overrides:

getVariance in class RandomNumber

See Also:

Distribution.getStandardDeviation(), Distribution.getVariance()

generate

protected double generate()

Specified by:

generate in class RandomNumber