de.lmu.ifi.dbs.elki.data

Interface Arithmetic<N extends Number>

Type Parameters:

N - Number type

All Superinterfaces:

Comparable<N>

All Known Implementing Classes:

RationalNumber

public interface Arithmetic<N extends Number>
extends Comparable<N>

An interface to define requirements for a number to perform arithmetic operations. The Numbers are supposed to remain unchanged by an arithmetic operation.

Method Summary

Methods

Modifier and Type	Method and Description
N	divided(N number) Divides this number by the given number.
N	minus(N number) Subtracts the given number from this number.
N	plus(N number) Adds the given number to this number.
N	times(N number) Multiplies this number with the given number.

Methods inherited from interface java.lang.Comparable

compareTo

Method Detail

plus

N plus(N number)

Adds the given number to this number.

Parameters:

number - the number to add to this number.

Returns:

the result of arithmetic addition of this Number with the given number

times

N times(N number)

Multiplies this number with the given number.

Parameters:

number - the number to multiply this number with

Returns:

the result of arithmetic multiplication of this Number with the given number

minus

N minus(N number)

Subtracts the given number from this number.

Parameters:

number - the number to subtract from this number

Returns:

the result of arithmetic subtraction of the given number from this Number

divided

N divided(N number)

Divides this number by the given number.

Parameters:

number - the number to divide this number by

Returns:

the result of arithmetic division of this Number by the given number