AbstractLinAlgPack_Permutation.hpp

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#ifndef ALAP_PERMUTATION_H
#define ALAP_PERMUTATION_H

#include "AbstractLinAlgPack_Types.hpp"

namespace AbstractLinAlgPack {

class Permutation {
public:

  virtual ~Permutation() {}

  
  virtual const VectorSpace& space() const = 0;
  


  virtual size_type dim() const = 0;

  virtual bool is_identity() const = 0;

  virtual std::ostream& output(std::ostream& out) const = 0;



  virtual void permute( 
    BLAS_Cpp::Transp    P_trans
    ,const Vector       &x
    ,VectorMutable      *y
    ) const = 0;

  virtual void permute( 
    BLAS_Cpp::Transp    P_trans
    ,VectorMutable      *y
    ) const = 0;


}; // end class Permutation

} // end namespace AbstractLinAlgPack

#endif // ALAP_PERMUTATION_H