/usr/include/giac/risch.h is in libgiac-dev 1.2.3.57+dfsg1-2build3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 | // -*- mode:C++ ; compile-command: "g++ -I.. -g -c risch.cc" -*-
/*
* Copyright (C) 2000,2014 B. Parisse, Institut Fourier, 38402 St Martin d'Heres
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _GIAC_RISCH_H
#define _GIAC_RISCH_H
#include "first.h"
#include <string>
#include "vector.h"
#ifndef NO_NAMESPACE_GIAC
namespace giac {
#endif // ndef NO_NAMESPACE_GIAC
class gen;
class identificateur;
struct unary_function_ptr;
gen risch(const gen & e_orig,const identificateur & x,gen & remains_to_integrate,GIAC_CONTEXT);
extern const unary_function_ptr * const at_risch;
gen _risch(const gen & g,GIAC_CONTEXT);
// integer roots of a polynomial
vecteur iroots(const polynome & p);
#ifndef NO_NAMESPACE_GIAC
} // namespace giac
#endif // ndef NO_NAMESPACE_GIAC
#endif // _GIAC_RISCH_H
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