Copyright Notice¶
Copyright (C) Jeffrey Elkner and Natalia Cerna.
Permission is granted to copy, distribute and/or modify this document under
the terms of the GNU Free Documentation License, Version 1.3 or any later
version published by the Free Software Foundation; with Invariant Sections
being Preface and Contributor List, no Front-Cover Texts, and no Back-Cover
Texts. A copy of the license is included in the section entitled
“GNU Free Documentation License”.