org.apache.commons.math.analysis
Interface UnivariateRealFunction

All Known Subinterfaces:

DifferentiableUnivariateRealFunction

All Known Implementing Classes:

PolynomialFunction, PolynomialSplineFunction

public interface UnivariateRealFunction

An interface representing a univariate real function.

Version:

$Revision: 1.14 $ $Date: 2004/07/17 21:19:39 $

Method Summary

double

value(double x) Compute the value for the function.

Method Detail

value

public double value(double x)
             throws FunctionEvaluationException

Compute the value for the function.

Parameters:

x - the point for which the function value should be computed

Returns:

the value

Throws:

FunctionEvaluationException - if the function evaluation fails