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General Mathematics Seminar of the St. Petersburg Division of Steklov Institute of Mathematics, Russian Academy of Sciences
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Grothendieck programme for plane trees. Combinatorics and arithmetics A. D. Suvorov Moscow |
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Abstract: Outline: - General introduction to the Grothendieck Theory of Dessins d'Enfants for the case of plane trees. - Absolute Galois group action on the set of plane trees and its invariants. - Composition of plane trees. |
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