ee.ut.ga.util
Class MathUtil

java.lang.Object
  ee.ut.ga.util.MathUtil

public class MathUtil

extends java.lang.Object

Constructor Summary

MathUtil()

Method Summary

static java.math.BigDecimal	combination(java.math.BigDecimal n, java.math.BigDecimal r) Computes combination without repetition: C^r[n].
static java.math.BigDecimal	factorial(java.math.BigDecimal x) Computes factorial: x!
static java.math.BigDecimal	pValue(java.math.BigDecimal good, java.math.BigDecimal goodAll, java.math.BigDecimal bad, java.math.BigDecimal badAll) Computes p-value (calculation of p-value is reversed)

Methods inherited from class java.lang.Object

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

Constructor Detail

MathUtil

public MathUtil()

Method Detail

pValue

public static java.math.BigDecimal pValue(java.math.BigDecimal good,
                                          java.math.BigDecimal goodAll,
                                          java.math.BigDecimal bad,
                                          java.math.BigDecimal badAll)

Computes p-value (calculation of p-value is reversed)

combination

public static java.math.BigDecimal combination(java.math.BigDecimal n,
                                               java.math.BigDecimal r)
                                        throws java.lang.IllegalArgumentException

Computes combination without repetition: C^r[n].

Throws:

java.lang.IllegalArgumentException

factorial

public static java.math.BigDecimal factorial(java.math.BigDecimal x)
                                      throws java.lang.IllegalArgumentException

Computes factorial: x!

Throws:

java.lang.IllegalArgumentException