com.mockturtlesolutions.snifflib.util

Class LogGamma

java.lang.Object

com.mockturtlesolutions.snifflib.util.LogGamma

All Implemented Interfaces:

LogGammaAlgorithm

public class LogGamma
extends java.lang.Object
implements LogGammaAlgorithm

Natural logarithm of the Gamma function evaluation. Gamma(X) is defined to be integral_{0} ^{infty}t^{alpha-1}e^{-t}dt

Constructor Summary

Constructors

Constructor and Description
LogGamma()

Method Summary

Modifier and Type	Method and Description
java.lang.String	about()
DblMatrix	getValueAt(DblMatrix Z)
DblMatrix	logGamma(DblMatrix Z)
DblMatrix	logGamma(double x)
DblMatrix	logGamma(int x)

Methods inherited from class java.lang.Object

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

Constructor Detail

LogGamma

public LogGamma()

Method Detail

logGamma

public DblMatrix logGamma(DblMatrix Z)

Specified by:

logGamma in interface LogGammaAlgorithm

logGamma

public DblMatrix logGamma(int x)

logGamma

public DblMatrix logGamma(double x)

getValueAt

public DblMatrix getValueAt(DblMatrix Z)

about

public java.lang.String about()