/usr/include/CGAL/LEDA_arithmetic_kernel.h is in libcgal-dev 4.7-4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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// 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 Hemmer <mhemmer@uni-mainz.de>
//
// ============================================================================
//
// \brief provide class LEDA_arithmetic_kernel, a collection of number types.
//
#ifndef CGAL_LEDA_ARITHMETIC_KERNEL_H
#define CGAL_LEDA_ARITHMETIC_KERNEL_H
#include <CGAL/basic.h>
#ifdef CGAL_USE_LEDA
#define CGAL_HAS_LEDA_ARITHMETIC_KERNEL
#include <CGAL/Arithmetic_kernel/Arithmetic_kernel_base.h>
#include <CGAL/Get_arithmetic_kernel.h>
#include <CGAL/leda_integer.h>
#include <CGAL/leda_rational.h>
#include <CGAL/leda_bigfloat.h>
#include <CGAL/leda_real.h>
#include <CGAL/leda_bigfloat_interval.h>
namespace CGAL {
/*! \ingroup CGAL_Arithmetic_kernel
* \brief The LEDA set of exact number types
*/
class LEDA_arithmetic_kernel : public internal::Arithmetic_kernel_base {
public:
//! exact integers
typedef leda_integer Integer;
//! exact rationals, constructible from integers
typedef leda_rational Rational;
//! exact root expressions, constructible from integers and rationals
typedef leda_real Field_with_sqrt;
// undocumented
typedef leda_bigfloat Bigfloat;
typedef leda_bigfloat_interval Bigfloat_interval;
};
template <>
struct Get_arithmetic_kernel<leda::integer> {
typedef LEDA_arithmetic_kernel Arithmetic_kernel;
};
template <>
struct Get_arithmetic_kernel<leda::rational>{
typedef LEDA_arithmetic_kernel Arithmetic_kernel;
};
template <>
struct Get_arithmetic_kernel<leda::real>{
typedef LEDA_arithmetic_kernel Arithmetic_kernel;
};
template <>
struct Get_arithmetic_kernel<leda::bigfloat>{
typedef LEDA_arithmetic_kernel Arithmetic_kernel;
};
template <>
struct Get_arithmetic_kernel<CGAL::leda_bigfloat_interval>{
typedef LEDA_arithmetic_kernel Arithmetic_kernel;
};
} //namespace CGAL
#endif // CGAL_USE_LEDA
#endif // CGAL_LEDA_ARITHMETIC_KERNEL_H
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