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NormalRV.h

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00001 /* ****************************************************************** **
00002 **    OpenSees - Open System for Earthquake Engineering Simulation    **
00003 **          Pacific Earthquake Engineering Research Center            **
00004 **                                                                    **
00005 **                                                                    **
00006 ** (C) Copyright 2001, The Regents of the University of California    **
00007 ** All Rights Reserved.                                               **
00008 **                                                                    **
00009 ** Commercial use of this program without express permission of the   **
00010 ** University of California, Berkeley, is strictly prohibited.  See   **
00011 ** file 'COPYRIGHT'  in main directory for information on usage and   **
00012 ** redistribution,  and for a DISCLAIMER OF ALL WARRANTIES.           **
00013 **                                                                    **
00014 ** Developed by:                                                      **
00015 **   Frank McKenna (fmckenna@ce.berkeley.edu)                         **
00016 **   Gregory L. Fenves (fenves@ce.berkeley.edu)                       **
00017 **   Filip C. Filippou (filippou@ce.berkeley.edu)                     **
00018 **                                                                    **
00019 ** Reliability module developed by:                                   **
00020 **   Terje Haukaas (haukaas@ce.berkeley.edu)                          **
00021 **   Armen Der Kiureghian (adk@ce.berkeley.edu)                       **
00022 **                                                                    **
00023 ** ****************************************************************** */
00024                                                                         
00025 // $Revision: 1.5 $
00026 // $Date: 2003/03/04 00:44:34 $
00027 // $Source: /usr/local/cvs/OpenSees/SRC/reliability/domain/distributions/NormalRV.h,v $
00028 
00029 
00030 //
00031 // Written by Terje Haukaas (haukaas@ce.berkeley.edu) 
00032 //
00033 
00034 #ifndef NormalRV_h
00035 #define NormalRV_h
00036 
00037 #include <RandomVariable.h>
00038 
00039 class NormalRV : public RandomVariable
00040 {
00041 
00042 public:
00043         NormalRV(int tag, 
00044                          double mean,
00045                          double stdv,
00046                          double startValue);
00047         NormalRV(int tag, 
00048                          double parameter1,
00049                          double parameter2,
00050                          double parameter3,
00051                          double parameter4,
00052                          double startValue);
00053         NormalRV(int tag, 
00054                          double mean,
00055                          double stdv);
00056         NormalRV(int tag, 
00057                          double parameter1,
00058                          double parameter2,
00059                          double parameter3,
00060                          double parameter4);
00061         ~NormalRV();
00062         void Print(OPS_Stream &s, int flag =0);
00063         double getPDFvalue(double rvValue);
00064         double getCDFvalue(double rvValue);
00065         double getInverseCDFvalue(double probValue);
00066         const char * getType();
00067         double getMean();
00068         double getStdv();
00069         double getParameter1();
00070         double getParameter2();
00071         double getParameter3();
00072         double getParameter4();
00073         double getStartValue();
00074 
00075 
00076 protected:
00077 
00078 private:
00079         double errorFunction(double x);
00080         double inverseErrorFunction(double y);
00081         double mju;
00082         double sigma;
00083 
00084 };
00085 
00086 #endif
00087

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