JSXGraph is free software dual licensed under the GNU LGPL or MIT License.
The additional code for this Numbas extension is licensed under the same terms.

You can redistribute it and/or modify it under the terms of the

  * GNU Lesser General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version
  OR
  * MIT License: https://github.com/jsxgraph/jsxgraph/blob/master/LICENSE.MIT

JSXGraph 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License and
the MIT License along with JSXGraph. If not, see <http://www.gnu.org/licenses/>
and <http://opensource.org/licenses/MIT/>.

