// Copyright (c) 1997-2000  
// Utrecht University (The Netherlands),
// ETH Zurich (Switzerland),
// INRIA Sophia-Antipolis (France),
// Max-Planck-Institute Saarbruecken (Germany),
// and Tel-Aviv University (Israel).  All rights reserved. 
//
// This file is part of CGAL (www.cgal.org); 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 3 of the License,
// or (at your option) any later version.
//
// Licensees holding a valid commercial license may use this file in
// accordance with the commercial license agreement provided with the software.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
//
// $URL$
// $Id$
// 
//
// Author(s)     : Michael Seel <seel@mpi-sb.mpg.de>

#ifndef CGAL_KERNEL_CLASSESHD_H
#define CGAL_KERNEL_CLASSESHD_H

namespace CGAL {

template <typename RT, typename LA> class PointHd2;
template <typename RT, typename LA> class VectorHd;
template <typename RT, typename LA> class DirectionHd;
template <typename RT, typename LA> class HyperplaneHd;
template <typename RT, typename LA> class Aff_transformationHd;

} //namespace CGAL

#endif //CGAL_KERNEL_CLASSESHD_H
