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/home/coinadmin/Update/COIN/Clp/include/ClpCholeskyWssmp.hpp

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00001 // Copyright (C) 2003, International Business Machines
00002 // Corporation and others.  All Rights Reserved.
00003 #ifndef ClpCholeskyWssmp_H
00004 #define ClpCholeskyWssmp_H
00005 
00006 #include "ClpCholeskyBase.hpp"
00007 
00008 
00012 class ClpMatrixBase;
00013 class ClpCholeskyDense;
00014 class ClpCholeskyWssmp : public ClpCholeskyBase {
00015   
00016 public:
00021   virtual int order(ClpInterior * model) ;
00024   virtual int factorize(const double * diagonal, int * rowsDropped) ;
00026   virtual void solve (double * region) ;
00028 
00029 
00034   ClpCholeskyWssmp(int denseThreshold=-1);
00036   virtual ~ClpCholeskyWssmp();
00037   // Copy
00038   ClpCholeskyWssmp(const ClpCholeskyWssmp&);
00039   // Assignment
00040   ClpCholeskyWssmp& operator=(const ClpCholeskyWssmp&);
00042   virtual ClpCholeskyBase * clone() const ;
00044    
00045     
00046 private:
00049 
00050   double * sparseFactor_;
00052   CoinBigIndex * choleskyStart_;
00054   int * choleskyRow_;
00056   CoinBigIndex sizeFactor_;
00058   int integerParameters_[64];
00060   double doubleParameters_[64];
00062   ClpMatrixBase * rowCopy_;
00064   char * whichDense_;
00066   double * denseColumn_;
00068   ClpCholeskyDense * dense_;
00070   int denseThreshold_;
00072 };
00073 
00074 #endif

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