Note: More documentation is in development.



http://geogebra.org

GeoGebra - Dynamic Mathematics for Schools
Copyright 2001-2008 GeoGebra Inc.
http://www.geogebra.org/

LICENSE

1) GeoGebra Installer, Language and Documentation Files License:
Creative Commons Attribution-NonCommercial-NoDerivs 3.0

2) GeoGebra Application and Source Code License:
GNU General Public License

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1) GeoGebra Installer, Language and Documentation Files License

All GeoGebra installers, language files and documentation files
are subject to the following
Creative Commons Attribution-NonCommercial-NoDerivs 3.0 License:

You are free to copy, distribute and transmit GeoGebra installers,
language files and documentation files free of charge under the
following conditions:
* Attribution. You must attribute the work
(i.e. by linking to http://www.geogebra.org/)
* NonCommercial. You may not use this work for commercial purposes
without permission of GeoGebra Inc. (office@geogebra.org).
* No Derivative Works. You may not alter, transform, or build upon
this work.

The Creative Commons Attribution-NonCommercial-NoDerivs 3.0 License
can be found at: http://creativecommons.org/licenses/by-nc-nd/3.0/

GeoGebra file types that are subject to the above mentioned license:
* GeoGebra installers ...
are installation packages that let you install the GeoGebra
application and documentation files for your operating system
(Microsoft Windows, Mac OS X, Linux, etc.).
* GeoGebra language files ...
are the user interface language files ("properties files") for
all languages of the GeoGebra application and GeoGebra applet.
They are packaged in the geogebra_properties.jar file and part
of every official GeoGebra binary distribution.
* GeoGebra documentation files ...
are all "GeoGebra Help", "GeoGebra Quickstart" and other
documentation files found in the GeoGebra installers or
on the GeoGebra webserver.

Translations
Translations of GeoGebra installers, language files or documentation
files are only allowed with permission of their respective authors.
Resulting translations are subject to the same copyright as the
original work (i.e. copyright of the original authors and Creative
Commons Attribution-NonCommercial-NoDerivs License).
The translators have the right to be attributed by name and contact
address in their translated work. Furthermore, translated GeoGebra
documentation files may not be used for commercial purposes without
permission of the original authors and the respective translators.

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2) GeoGebra Application and Source Code License

GeoGebra's source code is subject to the GNU General Public License:

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 GNU General Public License can be found at:
http://www.gnu.org/licenses/

If you are interested in GeoGebra's source code or want to help with
programming, please write to Markus Hohenwarter (markus@geogebra.org).