ClpPrimalQuadraticDantzig.hpp

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/* $Id: ClpPrimalQuadraticDantzig.hpp 2385 2019-01-06 19:43:06Z unxusr $ */
// Copyright (C) 2002, International Business Machines
// Corporation and others.  All Rights Reserved.
// This code is licensed under the terms of the Eclipse Public License (EPL).

#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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