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Copyright &copy; 2009-2020 Université de Bordeaux, CNRS (LaBRI UMR 5800), Inria
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<blockquote>
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 no
Invariant Sections, no Front-Cover Texts, and no Back-Cover Texts. A
copy of the license is included in the section entitled “GNU Free
Documentation License”.
</blockquote>
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