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.distribution; 018 019 import org.apache.commons.math.MathException; 020 021 /** 022 * Base interface for continuous distributions. 023 * 024 * @version $Revision: 670469 $ $Date: 2008-06-23 04:01:38 -0400 (Mon, 23 Jun 2008) $ 025 */ 026 public interface ContinuousDistribution extends Distribution { 027 028 /** 029 * For this distribution, X, this method returns x such that P(X < x) = p. 030 * @param p the cumulative probability. 031 * @return x. 032 * @throws MathException if the inverse cumulative probability can not be 033 * computed due to convergence or other numerical errors. 034 */ 035 double inverseCumulativeProbability(double p) throws MathException; 036 }