com.graphbuilder.math.func
Class SignFunction

java.lang.Object
  com.graphbuilder.math.func.SignFunction

All Implemented Interfaces:

Function

public class SignFunction

extends java.lang.Object

implements Function

The sign function.

Constructor Summary

SignFunction()

Method Summary

boolean	acceptNumParam(int numParam) Returns true only for 1 parameter, false otherwise.
double	of(double[] d, int numParam) The sign function returns 1 if the d[0] > 0, -1 if d[0] < 0, else 0.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

SignFunction

public SignFunction()

Method Detail

of

public double of(double[] d,
                 int numParam)

The sign function returns 1 if the d[0] > 0, -1 if d[0] < 0, else 0.

Specified by:

of in interface Function

acceptNumParam

public boolean acceptNumParam(int numParam)

Returns true only for 1 parameter, false otherwise.

Specified by:

acceptNumParam in interface Function

toString

public java.lang.String toString()