org.jmlspecs.samples.dbc
Class Rectangular

java.lang.Object
  org.jmlspecs.samples.dbc.ComplexOps
      org.jmlspecs.samples.dbc.Rectangular

All Implemented Interfaces:

Complex

public strictfp class Rectangular

extends ComplexOps

Complex numbers in rectangular coordinates.

Author:

Gary T. Leavens with help from Abelson and Sussman's Structure and Interpretation of Computer Programs

Field Summary
private  double	img           The imaginary part of this number.
private  double	re           The real part of this number.

 

Constructor Summary

Rectangular()           Initialize this Complex number to be 0+(0*i).

Rectangular(double re)           Initialize this Complex number to be re+(0*i).

Rectangular(double re, double img)           Initialize this Complex number to be re+(img*i).

 

Method Summary
double	angle()           Return the angle of this complex number.
double	imaginaryPart()           Return the imaginary part of this complex number.
double	magnitude()           Return the magnitude of this complex number.
double	realPart()           Return the real part of this complex number.
String	toString()

 

Methods inherited from class org.jmlspecs.samples.dbc.ComplexOps

add, div, equals, hashCode, mul, sub

 

Methods inherited from class java.lang.Object

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

 

Field Detail

re

private double re

The real part of this number.

img

private double img

The imaginary part of this number.

Rectangular

public Rectangular()

Initialize this Complex number to be 0+(0*i).

Rectangular

public Rectangular(double re)

Initialize this Complex number to be re+(0*i).

Rectangular

public Rectangular(double re,
                   double img)

Initialize this Complex number to be re+(img*i).

realPart

public double realPart()

Description copied from interface: Complex

Return the real part of this complex number.

imaginaryPart

public double imaginaryPart()

Description copied from interface: Complex

Return the imaginary part of this complex number.

magnitude

public double magnitude()

Description copied from interface: Complex

Return the magnitude of this complex number.

angle

public double angle()

Description copied from interface: Complex

Return the angle of this complex number.

toString

public String toString()

Overrides:

toString in class Object