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# /home/coin/svn-release/Alps-1.4.5/CoinUtils/src/CoinPresolveDual.hpp

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    00001 /* $Id: CoinPresolveDual.hpp 1510 2011-12-08 23:56:01Z lou $ */
    00002
    00003 // Copyright (C) 2002, International Business Machines
    00004 // Corporation and others.  All Rights Reserved.
    00005 // This code is licensed under the terms of the Eclipse Public License (EPL).
    00006
    00007 #ifndef CoinPresolveDual_H
    00008 #define CoinPresolveDual_H
    00009
    00035 class remove_dual_action : public CoinPresolveAction {
    00036
    00037   public:
    00038
    00040   ~remove_dual_action () ;
    00041
    00043   inline const char *name () const { return ("remove_dual_action") ; }
    00044
    00050   static const CoinPresolveAction *presolve(CoinPresolveMatrix *prob,
    00051                                             const CoinPresolveAction *next) ;
    00052
    00058   void postsolve (CoinPostsolveMatrix *prob) const ;
    00059
    00060   private:
    00061
    00063   struct action {
    00064     double rlo_ ;
    00065     double rup_ ;
    00066     int ndx_ ;
    00067   } ;
    00068
    00070   remove_dual_action(int nactions, const action *actions,
    00071                      const CoinPresolveAction *next)
    00072     : CoinPresolveAction(next),
    00073       nactions_(nactions),
    00074       actions_(actions)
    00075   {}
    00076
    00078   const int nactions_ ;
    00080   const action *actions_ ;
    00081
    00082 } ;
    00083 #endif
    00084
    00085