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Graphs on surfaces and curves over number fields
October 14, 2020 18:30–19:30, Moscow, online
 


On the matrix models related to co-crosses

N. Ya. Amburgab

a Institute for Theoretical and Experimental Physics named by A.I. Alikhanov of National Research Centre «Kurchatov Institute»
b National Research University "Higher School of Economics", Moscow

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Abstract: Matrix model based on the rectangular matrices will be presented. In particular, this model permits to enumerate dessins d'enfants of type 'co-cross'.
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