1dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond/* 2dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Licensed to the Apache Software Foundation (ASF) under one or more 3dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * contributor license agreements. See the NOTICE file distributed with 4dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * this work for additional information regarding copyright ownership. 5dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * The ASF licenses this file to You under the Apache License, Version 2.0 6dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * (the "License"); you may not use this file except in compliance with 7dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * the License. You may obtain a copy of the License at 8dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * 9dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * http://www.apache.org/licenses/LICENSE-2.0 10dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * 11dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Unless required by applicable law or agreed to in writing, software 12dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * distributed under the License is distributed on an "AS IS" BASIS, 13dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 14dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * See the License for the specific language governing permissions and 15dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * limitations under the License. 16dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond */ 17dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond 18dee0849a9704d532af0b550146cbafbaa6ee1d19Raymondpackage org.apache.commons.math.distribution; 19dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond 20dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond/** 21dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Weibull Distribution. This interface defines the two parameter form of the 22dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * distribution as defined by 23dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * <a href="http://mathworld.wolfram.com/WeibullDistribution.html"> 24dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Weibull Distribution</a>, equations (1) and (2). 25dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * 26dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * <p> 27dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * References: 28dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * <ul> 29dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * <li><a href="http://mathworld.wolfram.com/WeibullDistribution.html"> 30dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Weibull Distribution</a></li> 31dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * </ul> 32dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * </p> 33dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * 34dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * @since 1.1 35dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * @version $Revision: 920852 $ $Date: 2010-03-09 13:53:44 +0100 (mar. 09 mars 2010) $ 36dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond */ 37dee0849a9704d532af0b550146cbafbaa6ee1d19Raymondpublic interface WeibullDistribution extends ContinuousDistribution { 38dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond 39dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond /** 40dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Access the shape parameter. 41dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * @return the shape parameter. 42dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond */ 43dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond double getShape(); 44dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond 45dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond /** 46dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Access the scale parameter. 47dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * @return the scale parameter. 48dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond */ 49dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond double getScale(); 50dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond 51dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond /** 52dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Modify the shape parameter. 53dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * @param alpha The new shape parameter value. 54dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * @deprecated as of v2.1 55dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond */ 56dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond @Deprecated 57dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond void setShape(double alpha); 58dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond 59dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond /** 60dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * Modify the scale parameter. 61dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * @param beta The new scale parameter value. 62dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond * @deprecated as of v2.1 63dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond */ 64dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond @Deprecated 65dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond void setScale(double beta); 66dee0849a9704d532af0b550146cbafbaa6ee1d19Raymond} 67