LICENSE.txt

WAFO is free software; you can redistribute it and/or modify it under the terms
of the GNU General Public License (GPL, http://www.gnu.org/copyleft/gpl.html)
as published by the Free Software Foundation; either version 3 of the License,
or (at your option) any later version.

WAFO 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.

A small number of files (listed in COPYRIGHTS) are distributed under the 
GNU LESSER GENERAL PUBLIC LICENSE (LGPL, http://www.gnu.org/licenses/lgpl.html);
either version 3 of the License, or (at your option) any later version.

See the GNU General Public License for more details http://www.gnu.org/licenses/

We encourage you to submit new code for possible inclusion in future versions of
WAFO.