1########################################################################
2#  This program is free software; you can redistribute it and/or
3#  modify it under the terms of the GNU General Public License
4#  as published by the Free Software Foundation; either version 2
5#  of the License, or (at your option) any later version.
6#
7#  This program is distributed in the hope that it will be useful,
8#  but WITHOUT ANY WARRANTY; without even the implied warranty of
9#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
10#  GNU General Public License for more details.
11#
12#  You should have received a copy of the GNU General Public License
13#  along with this program; if not, write to the Free Software
14#  Foundation, Inc., 51 Franklin Street, Fifth Floor,
15#  Boston, MA  02110-1301, USA.
16#
17#  ---
18#  Copyright (C) 2011-2015, Simon Hampe <simon.hampe@googlemail.com>
19#
20#  ---
21#  Copyright (c) 2016-2021
22#  Ewgenij Gawrilow, Michael Joswig, and the polymake team
23#  Technische Universität Berlin, Germany
24#  https://polymake.org
25#
26#
27#	Functions in this file deal with comparing tropical additions of objects
28#	and converting an object to another tropical addition.
29#
30########################################################################
31
32## Compatibility checker
33# These all check if two objects use the same tropical addition
34
35function is_compatible($$) { return false; }
36
37function is_compatible<Addition>(Cycle<Addition>, TropicalRationalFunction<Addition>) { return true; }
38
39function is_compatible<Addition>(TropicalRationalFunction<Addition>, TropicalRationalFunction<Addition>) { return true; }
40