/*
* File: ClosedFormDifferentiableEvaluator.java
* Authors: Kevin R. Dixon
* Company: Sandia National Laboratories
* Project: Cognitive Foundry
*
* Copyright Mar 14, 2010, Sandia Corporation.
* Under the terms of Contract DE-AC04-94AL85000, there is a non-exclusive
* license for use of this work by or on behalf of the U.S. Government.
* Export of this program may require a license from the United States
* Government. See CopyrightHistory.txt for complete details.
*
*/
package gov.sandia.cognition.math;
import gov.sandia.cognition.evaluator.Evaluator;
/**
* A differentiable function that has a closed-form derivative.
* @param <InputType> Input to the Evaluator
* @param <OutputType> Output of the Evaluator
* @param <DerivativeType> Derivative of the Evaluator
* @author Kevin R. Dixon
* @since 3.0
*/
public interface ClosedFormDifferentiableEvaluator<InputType, OutputType, DerivativeType>
extends DifferentiableEvaluator<InputType,OutputType,DerivativeType>
{
/**
* Gets the closed-form derivative of the function.
* @return
* Closed-form derivative of the function.
*/
public Evaluator<InputType,DerivativeType> getDerivative();
}