JSci.maths.analysis
Class Cosine

java.lang.Object
  JSci.maths.analysis.RealFunction
      JSci.maths.analysis.Cosine

All Implemented Interfaces:

java.io.Serializable, Ring.Member, AbelianGroup.Member, Mapping, Member

public class Cosine
extends RealFunction

The cosine function.

See Also:

Serialized Form

Constructor Summary

Cosine()
Constructs a cosine function of the form cos(x).

Cosine(double A, double w, double k)
Constructs a cosine function of the form A cos(wx+k).

Method Summary

RealFunction	differentiate() Returns the differential of this function.
double	map(double x) A user-defined function.

Methods inherited from class JSci.maths.analysis.RealFunction

add, add, compose, constant, dimension, divide, divide, getSet, inverse, multiply, multiply, negate, subtract, subtract, taylorExpand, tensor

Methods inherited from class java.lang.Object

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

Constructor Detail

Cosine

public Cosine()

Constructs a cosine function of the form cos(x).

Cosine

public Cosine(double A,
              double w,
              double k)

Constructs a cosine function of the form A cos(wx+k).

Method Detail

map

public double map(double x)

Description copied from interface: Mapping

A user-defined function.

differentiate

public RealFunction differentiate()

Description copied from class: RealFunction

Returns the differential of this function.

Specified by:

differentiate in class RealFunction