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SvmLinsys.h

/* OOQP                                                               *
 * Authors: E. Michael Gertz, Stephen J. Wright                       *
 * (C) 2001 University of Chicago. See Copyright Notification in OOQP */

#ifndef SVMLINSYS_H
#define SVMLINSYS_H

#include "LinearSystem.h"
#include "SimpleVectorHandle.h"

class Data;
class Variables;
class Residuals;
class DoubleLinearSolver;

#include "DenseSymMatrixHandle.h"
  
class SvmLinsys : public LinearSystem
{
private:
  DenseSymMatrixHandle L;

  DoubleLinearSolver *solver;

  SimpleVectorHandle mDinv;

  SimpleVectorHandle mRhs;
public:

  int hyperplanedim;

  int nobservations;

  SvmLinsys();
  ~SvmLinsys();
  void factor(Data *prob, Variables *vars);

  void solve(Data *prob, Variables *vars, Residuals *rhs,
             Variables *step);

  void create(Data *prob);
};
  

#endif

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