dwvisser.statistics
Class LinearFunction

java.lang.Object
  |
  +--dwvisser.statistics.LinearFunction

All Implemented Interfaces:

Function, UncertainFunction

public class LinearFunction

extends java.lang.Object

implements UncertainFunction

Constructor Summary

LinearFunction(double a, double b, double delx)

LinearFunction(double a, double siga, double b, double sigb, double delx)

LinearFunction(UncertainNumber a, UncertainNumber b, double delx)

Method Summary

UncertainNumber	evaluate(UncertainNumber[] x) Given an array of uncertain numbers, return back a function value.
double	valueAt(double x) Evaluate the function.

Methods inherited from class java.lang.Object

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

Constructor Detail

LinearFunction

public LinearFunction(UncertainNumber a,
                      UncertainNumber b,
                      double delx)

LinearFunction

public LinearFunction(double a,
                      double siga,
                      double b,
                      double sigb,
                      double delx)

LinearFunction

public LinearFunction(double a,
                      double b,
                      double delx)

Method Detail

evaluate

public UncertainNumber evaluate(UncertainNumber[] x)
                         throws StatisticsException

Given an array of uncertain numbers, return back a function value.

Specified by:

evaluate in interface UncertainFunction

StatisticsException

valueAt

public double valueAt(double x)

Description copied from interface: Function

Evaluate the function.

Specified by:

valueAt in interface Function

Returns:

value of the function at x