Class pmr.euclid.Complex 
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Class pmr.euclid.Complex 

java.lang.Object
   |
   +----pmr.euclid.Status
           |
           +----pmr.euclid.Real2
                   |
                   +----pmr.euclid.Complex
public class Complex
extends Real2

Complex - complex number - derived from Real2

Complex represents a complex number. A reasonable number of arithmetic operations are included - DeMoivre's theorem is used for some of them so there may be quicker implementations elsewhere.

Author:
(C) P. Murray-Rust, 1996

Constructor Index

o Complex()
o Complex(Complex)
o Complex(double)
real component only
o Complex(double, Angle)
in polar coords
o Complex(double, double)
from components
o Complex(Polar)
o Complex(Real2)
from base class

Method Index

o divideBy(Complex)
divide a complex by a complex
o getPolar()
o getR()
get as polar coords
o getReal()
gets real part
o getTheta()
o multiply(Complex)
multiply a complex by a complex
o negative()
unary minus MODIFIES object
o sqrt(Complex)
complex square root
o toString()

Constructors

o Complex 
  public Complex()
o Complex 
  public Complex(double a)
real component only
o Complex 
  public Complex(double a,
                 double b)
from components
o Complex 
  public Complex(Real2 a)
from base class
o Complex 
  public Complex(double r,
                 Angle th)
in polar coords
o Complex 
  public Complex(Polar p)
o Complex 
  public Complex(Complex a)

Methods

o getReal 
  public double getReal()
gets real part
o negative 
  public void negative()
unary minus MODIFIES object
Overrides:
negative in class Real2
o multiply 
  public Complex multiply(Complex f)
multiply a complex by a complex
o divideBy 
  public Complex divideBy(Complex f) throws ArithmeticException
divide a complex by a complex
o getR 
  public double getR()
get as polar coords
o getTheta 
  public Angle getTheta()
o getPolar 
  public Polar getPolar()
o sqrt 
  public static Complex sqrt(Complex a)
complex square root
o toString 
  public String toString()
Overrides:
toString in class Real2 
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