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.

See http://www.gnu.org/copyleft/gpl.html for the details.

All course materials (lecture notes, assignments, or other) are licensed under a Creative Commons License that allows noncommercial use as long as you credit the original author.

See http://creativecommons.org/licenses/by-nc-sa/2.0/ for the details.