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.math3.analysis.interpolation;
018
019 import org.apache.commons.math3.analysis.UnivariateFunction;
020
021 /**
022 * Interface representing a univariate real interpolating function.
023 *
024 * @version $Id: UnivariateInterpolator.java 1364387 2012-07-22 18:14:11Z tn $
025 */
026 public interface UnivariateInterpolator {
027 /**
028 * Compute an interpolating function for the dataset.
029 *
030 * @param xval Arguments for the interpolation points.
031 * @param yval Values for the interpolation points.
032 * @return a function which interpolates the dataset.
033 * @throws org.apache.commons.math3.exception.MathIllegalArgumentException
034 * if the arguments violate assumptions made by the interpolation
035 * algorithm.
036 */
037 UnivariateFunction interpolate(double xval[], double yval[]);
038 }