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java.lang.Objectorg.apache.mahout.math.jet.random.Fun
public final class Fun
Contains various mathematical helper methods. Implementation: High performance implementation.
Method Summary | |
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static double |
bessel2Fkt(double lambda,
double beta)
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static double |
bessi0(double x)
Modified Bessel Functions of First Kind - Order 0. |
static double |
bessi1(double x)
Modified Bessel Functions of First Kind - Order 1. |
static long |
factorial(int n)
Returns n!. |
static double |
gamma(double x)
Returns the gamma function gamma(x). |
static double |
logGamma(double x)
Returns a quick approximation of log(gamma(x)). |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Method Detail |
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public static double bessel2Fkt(double lambda, double beta)
public static double bessi0(double x)
public static double bessi1(double x)
public static long factorial(int n)
public static double gamma(double x)
public static double logGamma(double x)
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