Class Rational

java.lang.Object

net.woggioni.jmath.Rational

All Implemented Interfaces:

Comparable<Rational>, NumericType<Rational>

public class Rational
extends Object
implements NumericType<Rational>

Field Summary

Fields

Modifier and Type	Field	Description
static final Rational	MINUS_ONE
static final BigInteger	MINUS_ONE_BI
static final Rational	ONE
static final Rational	ZERO

Constructor Summary

Constructors

Constructor	Description
Rational(long num, long den)
Rational(BigInteger num, BigInteger den)

Method Summary

Modifier and Type	Method	Description
Rational	abs()
Rational	add(Rational other)
int	compareTo(Rational o)
Rational	div(Rational other)
boolean	equals(Object o)
BigInteger	getDen()
BigInteger	getNum()
int	hashCode()
Rational	mul(Rational other)
static Rational	of(long n)
static Rational	of(long num, long den)
static Rational	of(BigInteger num)
static Rational	of(BigInteger num, BigInteger den)
Rational	sqrt()
Rational	sub(Rational other)
String	toString()

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

ZERO

public static final Rational ZERO

ONE

public static final Rational ONE

MINUS_ONE

public static final Rational MINUS_ONE

MINUS_ONE_BI

public static final BigInteger MINUS_ONE_BI

Constructor Details

Rational

public Rational(BigInteger num,
 BigInteger den)

Rational

public Rational(long num,
 long den)

Method Details

add

public Rational add(Rational other)

Specified by:

add in interface NumericType<Rational>

sub

public Rational sub(Rational other)

Specified by:

sub in interface NumericType<Rational>

mul

public Rational mul(Rational other)

Specified by:

mul in interface NumericType<Rational>

div

public Rational div(Rational other)

Specified by:

div in interface NumericType<Rational>

sqrt

public Rational sqrt()

Specified by:

sqrt in interface NumericType<Rational>

abs

public Rational abs()

Specified by:

abs in interface NumericType<Rational>

of

public static Rational of(long num,
 long den)

of

public static Rational of(long n)

of

public static Rational of(BigInteger num)

of

public static Rational of(BigInteger num,
 BigInteger den)

getNum

public BigInteger getNum()

getDen

public BigInteger getDen()

toString

public String toString()

Overrides:

toString in class Object

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

compareTo

public int compareTo(Rational o)

Specified by:

compareTo in interface Comparable<Rational>