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fdEvolution_SLS.h

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00001 //===============================================================================
00002 //# COPYRIGHT (C): Woody's license (by BJ):
00003 //                 ``This    source  code is Copyrighted in
00004 //                 U.S.,  for  an  indefinite  period,  and anybody
00005 //                 caught  using it without our permission, will be
00006 //                 mighty good friends of ourn, cause we don't give
00007 //                 a  darn.  Hack it. Compile it. Debug it. Run it.
00008 //                 Yodel  it.  Enjoy it. We wrote it, that's all we
00009 //                 wanted to do.''
00010 //
00011 //# PROJECT:           Object Oriented Finite Element Program
00012 //# PURPOSE:           Finite Deformation Hyper-Elastic classes
00013 //# CLASS:
00014 //#
00015 //# VERSION:           0.6_(1803398874989) (golden section)
00016 //# LANGUAGE:          C++
00017 //# TARGET OS:         all...
00018 //# DESIGN:            Zhao Cheng, Boris Jeremic (jeremic@ucdavis.edu)
00019 //# PROGRAMMER(S):     Zhao Cheng, Boris Jeremic
00020 //#
00021 //#
00022 //# DATE:              July 2004
00023 //# UPDATE HISTORY:
00024 //#
00025 //===============================================================================
00026 
00027 #ifndef fdEvolution_SLS_H
00028 #define fdEvolution_SLS_H
00029 
00030 #include "fdEvolution_S.h"
00031 
00032 class fdEvolution_SLS : public fdEvolution_S
00033 {
00034  private:
00035     double H_linear;
00036     double q_saturated;
00037     double delta;
00038 
00039  public:
00040     
00041     fdEvolution_SLS(double H_linear_in = 0.0,
00042                     double q_saturated_in = 0.0,
00043                     double delta_in = 0.0);
00044     fdEvolution_SLS(const stresstensor &sts, const FDEPState &fdepstate);
00045     //virtual ~fdEvolution_SLS() {};
00046 
00047     fdEvolution_S *newObj();
00048     
00049     // Derivative of stress like hardening variable to strain like variable
00050     double HModulus(const stresstensor &sts, const FDEPState &fdepstate) const;  
00051 
00052 
00053     void print();
00054 
00055     friend OPS_Stream& operator<< (OPS_Stream& os, const fdEvolution_SLS & fdesl);
00056 
00057 };
00058 
00059 
00060 #endif

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