uk.co.mmscomputing.math
Class Rational

java.lang.Object
  java.lang.Number
      uk.co.mmscomputing.math.Rational

All Implemented Interfaces:

java.io.Serializable

public class Rational
extends java.lang.Number

See Also:

Serialized Form

Constructor Summary

Rational(double r)

Rational(int numerator)

Rational(int n, int d)

Rational(java.lang.String value)

Method Summary

Rational	add(Rational r)
byte	byteValue()
Rational	div(Rational r)
double	doubleValue()
float	floatValue()
void	gcd()
int	getDenominator()
static long	getGCD(long a, long b)
int	getNumerator()
int	intValue()
Rational	inverse()
long	longValue()
static void	main(java.lang.String[] argv)
Rational	mul(Rational r)
Rational	negate()
void	set(double r)
short	shortValue()
Rational	sub(Rational r)
java.lang.String	toString()
static Rational	valueOf(double d)
static Rational	valueOf(int i)
static Rational	valueOf(Rational r)
static Rational	valueOf(java.lang.String s)

Methods inherited from class java.lang.Object

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

Constructor Detail

Rational

public Rational(int numerator)

Rational

public Rational(double r)

Rational

public Rational(java.lang.String value)

Rational

public Rational(int n,
                int d)
         throws java.lang.IllegalArgumentException

Throws:

java.lang.IllegalArgumentException

Method Detail

set

public void set(double r)

getNumerator

public int getNumerator()

getDenominator

public int getDenominator()

gcd

public void gcd()

getGCD

public static long getGCD(long a,
                          long b)

byteValue

public byte byteValue()

Overrides:

byteValue in class java.lang.Number

shortValue

public short shortValue()

Overrides:

shortValue in class java.lang.Number

intValue

public int intValue()

Specified by:

intValue in class java.lang.Number

longValue

public long longValue()

Specified by:

longValue in class java.lang.Number

floatValue

public float floatValue()

Specified by:

floatValue in class java.lang.Number

doubleValue

public double doubleValue()

Specified by:

doubleValue in class java.lang.Number

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

valueOf

public static Rational valueOf(int i)

valueOf

public static Rational valueOf(double d)

valueOf

public static Rational valueOf(java.lang.String s)

valueOf

public static Rational valueOf(Rational r)

negate

public Rational negate()

inverse

public Rational inverse()

add

public Rational add(Rational r)

sub

public Rational sub(Rational r)

mul

public Rational mul(Rational r)

div

public Rational div(Rational r)

main

public static void main(java.lang.String[] argv)