org.opensourcephysics.numerics.specialfunctions
Class ErrorFunction

java.lang.Object
  org.opensourcephysics.numerics.specialfunctions.ErrorFunction

All Implemented Interfaces:

Function

public class ErrorFunction
extends java.lang.Object
implements Function

Computes the error function for a real argument. Can be instantiated as a Function or can be used with static methods.

Constructor Summary

ErrorFunction()

Method Summary

static double	errf(double x) Error function.
double	evaluate(double x) Evaluates the error function in order to implement the Function interface.

Methods inherited from class java.lang.Object

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

Constructor Detail

ErrorFunction

public ErrorFunction()

Method Detail

evaluate

public double evaluate(double x)

Evaluates the error function in order to implement the Function interface.

Specified by:

evaluate in interface Function

Parameters:

x -

Returns:

error function at x

errf

public static double errf(double x)

Error function.

Parameters:

x -

Returns:

value of error function at x