Epetra_SerialDenseOperator.h

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//               Epetra: Linear Algebra Services Package
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#ifndef _EPETRA_SERIALDENSEOPERATOR_H_
#define _EPETRA_SERIALDENSEOPERATOR_H_
 
#include "Epetra_ConfigDefs.h"
class Epetra_SerialDenseMatrix;


 
class EPETRA_LIB_DLL_EXPORT Epetra_SerialDenseOperator {
 
 public:



    virtual ~Epetra_SerialDenseOperator() {};




    virtual int SetUseTranspose(bool UseTranspose) = 0;




    virtual int Apply(const Epetra_SerialDenseMatrix& X, Epetra_SerialDenseMatrix& Y) = 0;


    virtual int ApplyInverse(const Epetra_SerialDenseMatrix & X, Epetra_SerialDenseMatrix & Y) = 0;

    /* Returns the quantity \f$ \| A \|_\infty\f$ such that
       \f[\| A \|_\infty = \max_{1\lei\lem} \sum_{j=1}^n |a_{ij}| \f].
 
       \warning This method must not be called unless HasNormInf() returns true.
    */
    virtual double NormInf() const = 0;



    virtual const char * Label() const = 0;

    virtual bool UseTranspose() const = 0;

    virtual bool HasNormInf() const = 0;

    virtual int RowDim() const = 0;

    virtual int ColDim() const = 0;
 
};
 
#endif /* _EPETRA_OPERATOR_H_ */