EpetraExt_MatrixMatrix.h

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// ***********************************************************************
// 
//     EpetraExt: Epetra Extended - Linear Algebra Services Package
//                 Copyright (2001) Sandia Corporation
// 
// Under terms of Contract DE-AC04-94AL85000, there is a non-exclusive
// license for use of this work by or on behalf of the U.S. Government.
// 
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
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// This library is distributed in the hope that it will be useful, but
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// Lesser General Public License for more details.
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// You should have received a copy of the GNU Lesser General Public
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#ifndef EPETRAEXT_MATRIXMATRIX_H
#define EPETRAEXT_MATRIXMATRIX_H

#include <EpetraExt_ConfigDefs.h>

class Epetra_CrsMatrix;

namespace EpetraExt {

class MatrixMatrix {

  public:
    virtual ~MatrixMatrix(){}

    static int Multiply(const Epetra_CrsMatrix& A,
      bool transposeA,
      const Epetra_CrsMatrix& B,
      bool transposeB,
      Epetra_CrsMatrix& C);

    static int Add(const Epetra_CrsMatrix& A,
                   bool transposeA,
                   double scalarA,
                   Epetra_CrsMatrix& B,
                   double scalarB);

};//class MatrixMatrix


 double sparsedot(double* u, int* u_ind, int u_len,
      double* v, int* v_ind, int v_len);
}//namespace EpetraExt

#endif

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