/usr/include/polymake/topaz/connected_sum.h is in libpolymake-dev-common 3.2r2-3.
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 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 | /* Copyright (c) 1997-2018
Ewgenij Gawrilow, Michael Joswig (Technische Universitaet Berlin, Germany)
http://www.polymake.org
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 2, or (at your option) any
later version: http://www.gnu.org/licenses/gpl.txt.
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.
--------------------------------------------------------------------------------
*/
#ifndef POLYMAKE_TOPAZ_CONNECTED_SUM_H
#define POLYMAKE_TOPAZ_CONNECTED_SUM_H
#include "polymake/Array.h"
#include "polymake/Set.h"
#include "polymake/list"
#include "polymake/hash_map"
#include <string>
namespace polymake { namespace topaz {
typedef hash_map<int,int> map;
/// Computes the connected sum of two complexes and adjusts the labels.
/// The client writes the new lables into L1.
/// If the labels are empty, the client just ignores them.
/// The automorphism P determines to which of the vertices of f1 the
/// vertices of f2 get glued.
/// If the map is empty, the trivial map is used.
template <typename Complex_1, typename Complex_2>
std::list< Set<int> > connected_sum(const Complex_1& C1,
const Complex_2& C2,
const int f1, const int f2,
Array<std::string>& L1,
const Array<std::string>& L2,
map& P);
/// Computes the connected sum of two complexes,
/// using the first facet of each complex and the
/// trivial map.
template <typename Complex_1, typename Complex_2>
std::list< Set<int> > connected_sum(const Complex_1& C1,
const Complex_2& C2)
{
map P;
Array<std::string> L;
return connected_sum(C1,C2,0,0,L,L,P);
}
} }
#include "polymake/topaz/connected_sum.tcc"
#endif // POLYMAKE_TOPAZ_CONNECTED_SUM_H
// Local Variables:
// mode:C++
// c-basic-offset:3
// indent-tabs-mode:nil
// End:
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