row_entry.h

#ifndef SCIL_ROW_ENTRY_H
#define SCIL_ROW_ENTRY_H

#include <iostream>
#include <scil/variable.h>
#include <list>

namespace SCIL {
class row_entry
{
 public:
  typedef std::list<row_entry>::iterator list_iterator;

  typedef std::list<row_entry>::const_iterator list_constiterator;

  double coeff;

  var Var;

  row_entry(var v, double c);
  
  row_entry() { };

  friend std::ostream& operator<<(std::ostream& o,const row_entry&);

  friend std::istream& operator>>(std::istream& i,const row_entry&);

  friend bool operator< ( const row_entry&, const row_entry& );
  
};

bool operator< ( const row_entry& re1, const row_entry& re2 );

};
#endif

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