Algebraic topology
Operads & Grothendieck-Teichmüller groups - Lecture 12: The Grothendieck-Teichmüller group is the gr [April 18, 2012]
Summary
Master degree course "Operads & Grothendieck-Teichmüller groups". Twelveth lecture: Recollections and complements on the explicit definition of the Grothendieck-Teichmüller group. §1. Classifying spaces of categories and of operads in groupoids. §2. Homotopy automorphisms of operads. Theorem: The Grothendieck-Teichmüller group is the group of homotopy automorphisms of the little 2-disc operad over Q.
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Updated on:
April 20, 2012, midnight -
Duration:
03:04:41 -
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Main language:
French -
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