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/build/buildd/clp-1.11.1/Clp/src/ClpCholeskyTaucs.hpp

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00001 /* $Id: ClpCholeskyTaucs.hpp 1458 2009-11-05 12:34:07Z forrest $ */
00002 // Copyright (C) 2004, International Business Machines
00003 // Corporation and others.  All Rights Reserved.
00004 #ifndef ClpCholeskyTaucs_H
00005 #define ClpCholeskyTaucs_H
00006 #include "taucs.h"
00007 #include "ClpCholeskyBase.hpp"
00008 class ClpMatrixBase;
00009 
00010 
00041 class ClpCholeskyTaucs : public ClpCholeskyBase {
00042   
00043 public:
00048   virtual int order(ClpInterior * model) ;
00050   virtual int symbolic();
00053   virtual int factorize(const double * diagonal, int * rowsDropped) ;
00055   virtual void solve (double * region) ;
00057 
00058 
00062   ClpCholeskyTaucs();
00064   virtual ~ClpCholeskyTaucs();
00065   // Copy
00066   ClpCholeskyTaucs(const ClpCholeskyTaucs&);
00067   // Assignment
00068   ClpCholeskyTaucs& operator=(const ClpCholeskyTaucs&);
00070   virtual ClpCholeskyBase * clone() const ;
00072    
00073     
00074 private:
00077 
00078   taucs_ccs_matrix * matrix_;
00080   void * factorization_;
00082   double * sparseFactorT_;
00084   CoinBigIndex * choleskyStartT_;
00086   int * choleskyRowT_;
00088   CoinBigIndex sizeFactorT_;
00090   ClpMatrixBase * rowCopyT_;
00092 };
00093 
00094 #endif

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