datan

Class FunctionOnLine

java.lang.Object

datan.FunctionOnLine

public final class FunctionOnLine
extends java.lang.Object

A class computing the value of a function at a given point on straight line in n-dimensional space.

Author:

Siegmund Brandt.

Constructor Summary

Constructors

Constructor and Description
FunctionOnLine(DatanVector x0, DatanVector xdir, DatanUserFunction function)

Method Summary

Methods

Modifier and Type	Method and Description
double	getFunctionOnLine(double a)

Methods inherited from class java.lang.Object

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

Constructor Detail

FunctionOnLine

public FunctionOnLine(DatanVector x0,
              DatanVector xdir,
              DatanUserFunction function)

Parameters:

x0 - point in n-space

xdir - direction in n-space. Straight line is given by x = x0 + a * xdir, where a is a running scalar variable.

function - user function which must be an extension of the abstract class DatanUserFunction.

Method Detail

getFunctionOnLine

public double getFunctionOnLine(double a)

Returns:

the function value for a given value of the parameter a.