01: /*
02: * Copyright 2003-2004 The Apache Software Foundation.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License");
05: * you may not use this file except in compliance with the License.
06: * You may obtain a copy of the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
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: 155427 $ $Date: 2005-02-26 06:11:52 -0700 (Sat, 26 Feb 2005) $
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: }
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