Package org.ojalgo.random
Class Geometric
- java.lang.Object
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- org.ojalgo.random.RandomNumber
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- org.ojalgo.random.AbstractDiscrete
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- org.ojalgo.random.Geometric
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- All Implemented Interfaces:
java.lang.Comparable<RandomNumber>
,java.util.function.DoubleSupplier
,java.util.function.Supplier<java.lang.Double>
,BasicFunction
,NullaryFunction<java.lang.Double>
,PrimitiveFunction.Nullary
,DiscreteDistribution
,Distribution
,AccessScalar<java.lang.Double>
,ComparableNumber<RandomNumber>
,NumberDefinition
public class Geometric extends AbstractDiscrete
The number of required trials until an event with probability aProbability occurs has a geometric distribution.
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Nested Class Summary
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Nested classes/interfaces inherited from interface org.ojalgo.function.BasicFunction
BasicFunction.Differentiable<N extends java.lang.Comparable<N>,F extends BasicFunction>, BasicFunction.Integratable<N extends java.lang.Comparable<N>,F extends BasicFunction>, BasicFunction.PlainUnary<T,R>
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Field Summary
Fields Modifier and Type Field Description private double
myProbability
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description protected double
generate()
double
getExpected()
double
getProbability(int value)
Probability density functiondouble
getVariance()
Subclasses must override either getStandardDeviation() or getVariance()!static Geometric
of(double probability)
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Methods inherited from class org.ojalgo.random.RandomNumber
checkProbabilty, compareTo, doubleValue, floatValue, getStandardDeviation, intValue, invoke, longValue, newSampleSet, random, setRandom, setSeed, toString
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.ojalgo.random.Distribution
getStandardDeviation
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Methods inherited from interface org.ojalgo.function.NullaryFunction
andThen, get, getAsDouble
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Methods inherited from interface org.ojalgo.type.NumberDefinition
booleanValue, byteValue, shortValue
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Method Detail
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of
public static Geometric of(double probability)
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getExpected
public double getExpected()
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getProbability
public double getProbability(int value)
Description copied from interface:DiscreteDistribution
Probability density function
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getVariance
public double getVariance()
Description copied from class:RandomNumber
Subclasses must override either getStandardDeviation() or getVariance()!- Specified by:
getVariance
in interfaceDistribution
- Overrides:
getVariance
in classRandomNumber
- See Also:
Distribution.getStandardDeviation()
,Distribution.getVariance()
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generate
protected double generate()
- Specified by:
generate
in classRandomNumber
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