    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     */
    017    package org.apache.commons.math.analysis;
    018
    019    import org.apache.commons.math.FunctionEvaluationException;
    020
    021    /**
    022     * An interface representing a univariate matrix function.
    023     *
    024     * @version $Revision: 1073498 $ $Date: 2011-02-22 21:57:26 +0100 (mar. 22 f??vr. 2011) $
    025     * @since 2.0
    026     */
    027    public interface UnivariateMatrixFunction {
    028
    029        /**
    030         * Compute the value for the function.
    031         * @param x the point for which the function value should be computed
    032         * @return the value
    033         * @throws FunctionEvaluationException if the function evaluation fails
    034         */
    035        double[][] value(double x) throws FunctionEvaluationException;
    036
    037    }