jdistlib

Class BetaPrime

java.lang.Object

jdistlib.generic.GenericDistribution

jdistlib.BetaPrime

public class BetaPrime
extends jdistlib.generic.GenericDistribution

Beta Prime distribution. Also known as Beta distribution of the second kind.

Author:

Roby Joehanes

Field Summary

Fields

Modifier and Type	Field and Description
protected double	a
protected double	b

Fields inherited from class jdistlib.generic.GenericDistribution

random

Constructor Summary

Constructors

Constructor and Description
BetaPrime(double a, double b)

Method Summary

Modifier and Type	Method and Description
double	cumulative(double p, boolean lower_tail, boolean log_p)
static double	cumulative(double x, double a, double b, boolean lower_tail, boolean log_p)
double	density(double x, boolean log)
static double	density(double x, double a, double b, boolean give_log)
double	quantile(double q, boolean lower_tail, boolean log_p)
static double	quantile(double p, double a, double b, boolean lower_tail, boolean log_p)
double	random()
static double	random(double a, double b, jdistlib.rng.RandomEngine random)
static double[]	random(int n, double a, double b, jdistlib.rng.RandomEngine random)

Methods inherited from class jdistlib.generic.GenericDistribution

cumulative_hazard, cumulative_hazard, cumulative, cumulative, cumulative, density, density, getRandomEngine, hazard, hazard, inverse_survival, inverse_survival, quantile, quantile, quantile, random, random, setRandomEngine, survival, survival, survival

Methods inherited from class java.lang.Object

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

Field Detail

a

protected double a

b

protected double b

Constructor Detail

BetaPrime

public BetaPrime(double a,
                 double b)

Method Detail

density

public static final double density(double x,
                                   double a,
                                   double b,
                                   boolean give_log)

cumulative

public static final double cumulative(double x,
                                      double a,
                                      double b,
                                      boolean lower_tail,
                                      boolean log_p)

quantile

public static final double quantile(double p,
                                    double a,
                                    double b,
                                    boolean lower_tail,
                                    boolean log_p)

random

public static final double random(double a,
                                  double b,
                                  jdistlib.rng.RandomEngine random)

random

public static final double[] random(int n,
                                    double a,
                                    double b,
                                    jdistlib.rng.RandomEngine random)

density

public double density(double x,
                      boolean log)

Specified by:

density in class jdistlib.generic.GenericDistribution

cumulative

public double cumulative(double p,
                         boolean lower_tail,
                         boolean log_p)

Specified by:

cumulative in class jdistlib.generic.GenericDistribution

quantile

public double quantile(double q,
                       boolean lower_tail,
                       boolean log_p)

Specified by:

quantile in class jdistlib.generic.GenericDistribution

random

public double random()

Specified by:

random in class jdistlib.generic.GenericDistribution