MOOSE: randnum/Binomial.h Source File

00001 /*******************************************************************
00002  * File:            Binomial.h
00003  * Description:      Implements binomial distribution
00004  * Author:          Subhasis Ray
00005  * E-mail:          ray.subhasis@gmail.com
00006  * Created:         2007-10-28 13:42:24
00007  ********************************************************************/
00008 /**********************************************************************
00009 ** This program is part of 'MOOSE', the
00010 ** Messaging Object Oriented Simulation Environment,
00011 ** also known as GENESIS 3 base code.
00012 **           copyright (C) 2003-2005 Upinder S. Bhalla. and NCBS
00013 ** It is made available under the terms of the
00014 ** GNU General Public License version 2
00015 ** See the file COPYING.LIB for the full notice.
00016 **********************************************************************/
00017 
00018 #ifndef _BINOMIAL_H
00019 #define _BINOMIAL_H
00020 #include "Probability.h"
00021 
00022 class Binomial:public Probability
00023 {
00024   public:
00025     Binomial(){};
00026     Binomial( long n, double p);
00027     long getN() const;
00028     double getP() const;        
00029     double getMean() const;
00030     double getVariance() const;
00031     double getNextSample() const;
00032     
00033   private:
00034     double generateTrd() const;
00035     bool isInverted_;
00036     
00037     unsigned long n_;
00038     double p_;
00039     double mean_;
00040     
00041     double paramC_;
00042     double paramB_;
00043     double paramA_;
00044     double paramAlpha_;
00045     double paramUr_; 
00046     double paramVr_; 
00047     double paramUrVr_;
00048     double paramM_; 
00049     double paramR_; 
00050     double paramNr_;
00051     double paramNpq_;
00052 };
00053 
00054     
00055 #endif