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// ***********************************************************************
//
// Amesos: Direct Sparse Solver Package
// Copyright (2004) 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
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but
// WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
// USA
// Questions? Contact Michael A. Heroux (maherou@sandia.gov)
//
// ***********************************************************************
//
/*!
* \file Amesos_Scaling.h
*
* \class Amesos_Scaling
*
* \brief Base class for scaling procedures.
*
* \author Marzio Sala, ETHZ.
*
* \date Last updated on Feb-06.
*/
#ifndef AMESOS_SCALING_H
#define AMESOS_SCALING_H
//! Amesos_Scaling: base class for scaling procedures.
class Amesos_Scaling
{
public:
~Amesos_Scaling() {}
//! Returns the row scaling vector, or 0 if not computed.
virtual double* GetRowScaling() = 0;
//! Returns the column scaling vector, or 0 if not computed.
virtual double* GetColScaling() = 0;
};
#endif
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