smile.math

Interface DifferentiableMultivariateFunction

All Superinterfaces:

MultivariateFunction

All Known Implementing Classes:

AbstractDifferentiableMultivariateFunction

public interface DifferentiableMultivariateFunction
extends MultivariateFunction

A differentiable function is a function whose derivative exists at each point in its domain.

Author:

Haifeng Li

Method Summary

Modifier and Type	Method and Description
double	f(double[] x, double[] gradient) Compute the value and gradient of the function at x.

Methods inherited from interface smile.math.MultivariateFunction

f

Method Detail

f

double f(double[] x,
         double[] gradient)

Compute the value and gradient of the function at x.