    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
    018    package org.apache.commons.math.analysis;
    019
    020    import org.apache.commons.math.FunctionEvaluationException;
    021
    022    /**
    023     * An interface representing a multivariate vectorial function.
    024     * @version $Revision: 1070725 $ $Date: 2011-02-15 02:31:12 +0100 (mar. 15 f??vr. 2011) $
    025     * @since 2.0
    026     */
    027    public interface MultivariateVectorialFunction {
    028
    029        /**
    030         * Compute the value for the function at the given point.
    031         * @param point point at which the function must be evaluated
    032         * @return function value for the given point
    033         * @exception FunctionEvaluationException if the function evaluation fails
    034         * @exception IllegalArgumentException if points dimension is wrong
    035         */
    036        double[] value(double[] point)
    037            throws FunctionEvaluationException, IllegalArgumentException;
    038
    039    }