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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 the Invariant Sections being “Funding Free Software”, the Front-Cover Texts being (a) (see below), and with the Back-Cover Texts being (b) (see below). A copy of the license is included in the section entitled “GNU Free Documentation License”.
(a) The Front-Cover Text is:
A GNU Manual
(b) The Back-Cover Text is:
You have freedom to copy and modify this GNU Manual, like GNU software. Copies published raises funds.