files/common-licenses/GFDL-1.2

57 textbook of mathematics, a Secondary Section may not explain any
67 allowed to be designated as Invariant.  The Document may contain zero
73 the Document is released under this License.  A Front-Cover Text may
74 be at most 5 words, and a Back-Cover Text may be at most 25 words.
115 The Document may include Warranty Disclaimers next to the notice which
119 implication that these Warranty Disclaimers may have is void and has
125 You may copy and distribute the Document in any medium, either
129 conditions whatsoever to those of this License.  You may not use
131 copying of the copies you make or distribute.  However, you may accept
135 You may also lend copies, under the same conditions stated above, and
136 you may publicly display copies.
149 visible.  You may add other material on the covers in addition.
179 You may copy and distribute a Modified Version of the Document under
189    of the Document).  You may use the same title as a previous version
217    it was based on.  These may be placed in the "History" section.
218    You may omit a network location for a work that was published at
229    may not be included in the Modified Version.
236 copied from the Document, you may at your option designate some or all
241 You may add a section Entitled "Endorsements", provided it contains
247 You may add a passage of up to five words as a Front-Cover Text, and a
250 Front-Cover Text and one of Back-Cover Text may be added by (or
254 you may not add another; but you may replace the old one, on explicit
264 You may combine the Document with other documents released under this
272 multiple identical Invariant Sections may be replaced with a single
289 You may make a collection consisting of the Document and other documents
295 You may extract a single document from such a collection, and distribute
314 the entire aggregate, the Document`s Cover Texts may be placed on
323 Translation is considered a kind of modification, so you may
326 permission from their copyright holders, but you may include
328 original versions of these Invariant Sections.  You may include a
344 You may not copy, modify, sublicense, or distribute the Document except
355 The Free Software Foundation may publish new, revised versions
357 versions will be similar in spirit to the present version, but may
367 number of this License, you may choose any version ever published (not