1 /* 2 * Licensed to the Apache Software Foundation (ASF) under one or more 3 * contributor license agreements. See the NOTICE file distributed with 4 * this work for additional information regarding copyright ownership. 5 * The ASF licenses this file to You under the Apache License, Version 2.0 6 * (the "License"); you may not use this file except in compliance with 7 * the License. You may obtain a copy of the License at 8 * 9 * http://www.apache.org/licenses/LICENSE-2.0 10 * 11 * Unless required by applicable law or agreed to in writing, software 12 * distributed under the License is distributed on an "AS IS" BASIS, 13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14 * See the License for the specific language governing permissions and 15 * limitations under the License. 16 */ 17 18 package org.apache.commons.math.analysis; 19 20 import org.apache.commons.math.FunctionEvaluationException; 21 22 /** 23 * An interface representing a trivariate real function. 24 * 25 * @since 2.2 26 * @version $Revision$ $Date$ 27 */ 28 public interface TrivariateRealFunction { 29 /** 30 * Compute the value for the function. 31 * 32 * @param x x-coordinate for which the function value should be computed. 33 * @param y y-coordinate for which the function value should be computed. 34 * @param z z-coordinate for which the function value should be computed. 35 * @return the value. 36 * @throws FunctionEvaluationException if the function evaluation fails. 37 */ 38 double value(double x, double y, double z) 39 throws FunctionEvaluationException; 40 } 41
