Format: http://www.debian.org/doc/packaging-manuals/copyright-format/1.0/
Upstream-Name: Singular
Upstream-Contact: Singular Team <singular@mathematik.uni-kl.de>
Source: http://www.singular.uni-kl.de
Files: *
Copyright: 2013 Singular Team
License: GPL-2 or GPL-3

License: GPL-2
The full text of the GPL is distributed in /usr/share/common-licenses/GPL-2 
on Debian systems.

License: GL-3
The full text of the GPL is distributed in /usr/share/common-licenses/GPL-3 
on Debian systems.