GNU GENERAL PUBLIC LICENSE Version 1, February 1989 Copyright (C) 1989 Free Software Foundation, Inc. 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA Everyone is permitted to copy and distribute verbatim copies of this license document, but changing it is not allowed. Preamble The license agreements of most software companies try to keep users at the mercy of those companies. By contrast, our General Public License is intended to guarantee your freedom to share and change free software--to make sure the software is free for all its users. The General Public License applies to the Free Software Foundation's software and to any other program whose authors commit to using it. You can use it for your programs, too. ...

The rental, public playing, broadcasting, copying and distribution of this musical piece in whole or in part, in any format, and usage of the lyrics in whole or in part, is PERMITTED, even without the specific consent of the holder of the copyright for this work, under the condition that any by-product and derived work of this musical piece wil be published under the same conditions and accompanied by this statement.

(c) Jim Davies, January 1995 You may copy and distribute this file freely. Any queries and complaints should be forwarded to Jim.Davies@comlab.ox.ac.uk. If you make any changes to this file, please do not distribute the results under the name `zed-csp.sty'.

License for Lua 5.0 and later versions Copyright © 1994–2011 Lua.org, PUC-Rio. Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, ...

License for Lua 4.0 and earlier versions Copyright © 1994–2002 Tecgraf, PUC-Rio. Permission is hereby granted, without written agreement and without license or royalty fees, to use, copy, modify, translate, and distribute this software and its documentation (hereby called the "package") for any purpose, including commercial applications, subject to the following conditions: The above copyright notice and this permission notice shall appear in all copies or substantial portions of this package. The origin of this package must not be misrepresented; you must not claim that you wrote the original package. If you use this package in a product, an acknowledgment in the product documentation would be greatl...