1 /*
2 * Copyright 2003-2004 The Apache Software Foundation.
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16 package org.apache.commons.math.distribution;
17
18 import org.apache.commons.math.MathException;
19
20 /***
21 * Base interface for continuous distributions.
22 *
23 * @version $Revision: 1.16 $ $Date: 2004/11/07 03:32:48 $
24 */
25 public interface ContinuousDistribution extends Distribution {
26
27 /***
28 * For this disbution, X, this method returns x such that P(X < x) = p.
29 * @param p the cumulative probability.
30 * @return x.
31 * @throws MathException if the inverse cumulative probability can not be
32 * computed due to convergence or other numerical errors.
33 */
34 double inverseCumulativeProbability(double p) throws MathException;
35 }