org.apache.commons.math.analysis.polynomials
Class PolynomialFunction.Parametric

java.lang.Object
  org.apache.commons.math.analysis.polynomials.PolynomialFunction.Parametric

All Implemented Interfaces:

ParametricUnivariateRealFunction

Enclosing class:

PolynomialFunction

public static class PolynomialFunction.Parametric
extends java.lang.Object
implements ParametricUnivariateRealFunction

Dedicated parametric polynomial class.

Since:

3.0

Constructor Summary

PolynomialFunction.Parametric()

Method Summary

double[]	gradient(double x, double... parameters) Compute the gradient of the function with respect to its parameters.
double	value(double x, double... parameters) Compute the value of the function.

Methods inherited from class java.lang.Object

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

Constructor Detail

PolynomialFunction.Parametric

public PolynomialFunction.Parametric()

Method Detail

gradient

public double[] gradient(double x,
                         double... parameters)

Compute the gradient of the function with respect to its parameters.

Specified by:

gradient in interface ParametricUnivariateRealFunction

Parameters:

x - Point for which the function value should be computed.

parameters - Function parameters.

Returns:

the value.

value

public double value(double x,
                    double... parameters)

Compute the value of the function.

Specified by:

value in interface ParametricUnivariateRealFunction

Parameters:

x - Point for which the function value should be computed.

parameters - Function parameters.

Returns:

the value.