/home/coin/SVN-release/CoinAll-1.1.0/Clp/src/ClpPrimalQuadraticDantzig.hpp

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// Copyright (C) 2002, International Business Machines
// Corporation and others.  All Rights Reserved.
#ifndef ClpPrimalQuadraticDantzig_H
#define ClpPrimalQuadraticDantzig_H

#include "ClpPrimalColumnPivot.hpp"
class ClpSimplexPrimalQuadratic;
class ClpQuadraticInfo;
//#############################################################################

class ClpPrimalQuadraticDantzig : public ClpPrimalColumnPivot {
  
public:
  

  
  virtual int pivotColumn(CoinIndexedVector * updates,
                          CoinIndexedVector * spareRow1,
                          CoinIndexedVector * spareRow2,
                          CoinIndexedVector * spareColumn1,
                          CoinIndexedVector * spareColumn2);

  virtual void saveWeights(ClpSimplex * model,int mode)
  {model_=model;}
  
  


  ClpPrimalQuadraticDantzig(); 
  
  ClpPrimalQuadraticDantzig(const ClpPrimalQuadraticDantzig &);
  
  ClpPrimalQuadraticDantzig(ClpSimplexPrimalQuadratic * model,
                            ClpQuadraticInfo * info);
  
  ClpPrimalQuadraticDantzig & operator=(const ClpPrimalQuadraticDantzig& rhs);
  
  virtual ~ClpPrimalQuadraticDantzig ();

  virtual ClpPrimalColumnPivot * clone(bool copyData = true) const;
 

  //---------------------------------------------------------------------------
  
private:
  ClpQuadraticInfo * quadraticInfo_;
};

#endif

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