001/*
002 * Licensed to the Apache Software Foundation (ASF) under one or more
003 * contributor license agreements.  See the NOTICE file distributed with
004 * this work for additional information regarding copyright ownership.
005 * The ASF licenses this file to You under the Apache License, Version 2.0
006 * (the "License"); you may not use this file except in compliance with
007 * the License.  You may obtain a copy of the License at
008 *
009 *      http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017package org.apache.commons.math4.analysis.differentiation;
018
019import org.apache.commons.math4.analysis.UnivariateMatrixFunction;
020import org.apache.commons.math4.exception.MathIllegalArgumentException;
021
022/**
023 * Extension of {@link UnivariateMatrixFunction} representing a univariate differentiable matrix function.
024 *
025 * @since 3.1
026 */
027public interface UnivariateDifferentiableMatrixFunction
028    extends UnivariateMatrixFunction {
029
030    /**
031     * Compute the value for the function.
032     * @param x the point for which the function value should be computed
033     * @return the value
034     * @exception MathIllegalArgumentException if {@code x} does not
035     * satisfy the function's constraints (argument out of bound, or unsupported
036     * derivative order for example)
037     */
038    DerivativeStructure[][] value(DerivativeStructure x) throws MathIllegalArgumentException;
039
040}