GTML is distributed under the GNU General Public License:

   Copyright (c) 1996-1999 Gihan Perera <gihan@pobox.com>
   Copyright (c) 1999 Bruno Beaufils <beaufils@lifl.fr>
   Copyright (c) 2004 Andrew E. Schulman <schulman@users.sourceforge.net>
   Copyright (c) 2022 Kenneth J. Pronovici <pronovic@ieee.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 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.

The contents of the GNU General Public License can be found in the LICENSE
file, or can be downloaded from http://www.gnu.org/ .

The original CREDITS.html file from 1999 can be found in the docs directory.
