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    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: 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 &lt; 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  }