| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You under the Apache License, Version 2.0 |
| * (the "License"); you may not use this file except in compliance with |
| * the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.commons.math.distribution; |
| |
| import org.apache.commons.math.MathException; |
| |
| /** |
| * <p>Base interface for continuous distributions.</p> |
| * |
| * <p>Note: this interface will be extended in version 3.0 to include |
| * <br/><code>public double density(double x)</code><br/> |
| * that is, from version 3.0 forward, continuous distributions <strong>must</strong> |
| * include implementations of probability density functions. As of version |
| * 2.1, all continuous distribution implementations included in commons-math |
| * provide implementations of this method.</p> |
| * |
| * @version $Revision: 924362 $ $Date: 2010-03-17 17:45:31 +0100 (mer. 17 mars 2010) $ |
| */ |
| public interface ContinuousDistribution extends Distribution { |
| |
| /** |
| * For this distribution, X, this method returns x such that P(X < x) = p. |
| * @param p the cumulative probability. |
| * @return x. |
| * @throws MathException if the inverse cumulative probability can not be |
| * computed due to convergence or other numerical errors. |
| */ |
| double inverseCumulativeProbability(double p) throws MathException; |
| } |