repicea.math

Class MathUtility

java.lang.Object

repicea.math.MathUtility

public class MathUtility
extends java.lang.Object

This class implements simple static methods in mathematics.

Constructor Summary

Constructors

Constructor and Description
MathUtility()

Method Summary

Modifier and Type	Method and Description
static long	Factorial(int i) This method returns the factorial of parameter i.
static long	FactorialRatio(int i, int j) This method returns the ratio of two factorial factorial of parameter i.

Methods inherited from class java.lang.Object

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

Constructor Detail

MathUtility

public MathUtility()

Method Detail

Factorial

public static long Factorial(int i)

This method returns the factorial of parameter i.

Parameters:

i - an integer

Returns:

the result as an integer

FactorialRatio

public static long FactorialRatio(int i,
                                  int j)

This method returns the ratio of two factorial factorial of parameter i.

Parameters:

i - an integer

Returns:

the result as an integer