MoochoPack_CheckSkipBFGSUpdateStd_Step.hpp

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00003 // 
00004 // Moocho: Multi-functional Object-Oriented arCHitecture for Optimization
00005 //                  Copyright (2003) Sandia Corporation
00006 // 
00007 // Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
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00009 // 
00010 // This library is free software; you can redistribute it and/or modify
00011 // it under the terms of the GNU Lesser General Public License as
00012 // published by the Free Software Foundation; either version 2.1 of the
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00014 //  
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00017 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00018 // Lesser General Public License for more details.
00019 //  
00020 // You should have received a copy of the GNU Lesser General Public
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00028 
00029 #ifndef CHECK_SKIP_BFGS_UPDATE_STD_STEP_H
00030 #define CHECK_SKIP_BFGS_UPDATE_STD_STEP_H
00031 
00032 #include "MoochoPack_quasi_newton_stats.hpp"
00033 #include "IterationPack_AlgorithmStep.hpp"
00034 #include "Teuchos_StandardMemberCompositionMacros.hpp"
00035 
00036 namespace MoochoPack {
00037 
00040 class CheckSkipBFGSUpdateStd_Step
00041   : public IterationPack::AlgorithmStep // doxygen needs full path
00042 {
00043 public:
00044 
00048   STANDARD_MEMBER_COMPOSITION_MEMBERS( value_type, skip_bfgs_prop_const );
00049 
00051   CheckSkipBFGSUpdateStd_Step(
00052     value_type  skip_bfgs_prop_const  = 10.0
00053     );
00054 
00057 
00059   bool do_step(Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
00060     , poss_type assoc_step_poss);
00062   void print_step( const Algorithm& algo, poss_type step_poss, IterationPack::EDoStepType type
00063     , poss_type assoc_step_poss, std::ostream& out, const std::string& leading_str ) const;
00064   
00066 
00067 private:
00068   quasi_newton_stats_iq_member  quasi_newton_stats_;
00069   
00070 };  // end class ReducedHessianBFGS_Step
00071 
00072 } // end namespace MoochoPack 
00073 
00074 #endif  // CHECK_SKIP_BFGS_UPDATE_STD_STEP_H

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