Class Zignor2005
- java.lang.Object
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- dev.nm.stat.random.rng.univariate.normal.Zignor2005
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- All Implemented Interfaces:
RandomStandardNormalGenerator
,RandomNumberGenerator
,Seedable
- Direct Known Subclasses:
StandardNormalRNG
public class Zignor2005 extends Object implements RandomStandardNormalGenerator
This is an improved version of the Ziggurat algorithm as proposed in the reference.
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Constructor Summary
Constructors Constructor Description Zignor2005()
Construct an improved Ziggurat random normal generator.Zignor2005(RandomLongGenerator uniform)
Construct an improved Ziggurat random normal generator.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description double
nextDouble()
Get the next randomdouble
.void
seed(long... seeds)
Seed the random number/vector/scenario generator to produce repeatable experiments.
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Constructor Detail
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Zignor2005
public Zignor2005(RandomLongGenerator uniform)
Construct an improved Ziggurat random normal generator.- Parameters:
uniform
- a uniform random number generator
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Zignor2005
public Zignor2005()
Construct an improved Ziggurat random normal generator.
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Method Detail
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seed
public void seed(long... seeds)
Description copied from interface:Seedable
Seed the random number/vector/scenario generator to produce repeatable experiments.
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nextDouble
public double nextDouble()
Description copied from interface:RandomNumberGenerator
Get the next randomdouble
.- Specified by:
nextDouble
in interfaceRandomNumberGenerator
- Returns:
- the next random number
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