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math.AG2022
Remarks on the Grothendieck-Teichmüller group and A. Beilinson's gluing
Alexey Kalugin
In this note, we study A. Beilinson's gluing for perverse sheaves in the case of the diagonal arrangement and its relation to the Grothendieck-Teichmüller group. We also explain a…
math.AG2022
Oriented Getzler-Kapranov complexes and framed curves
Alexey Kalugin
In the present paper, we introduce and study oriented Getzler-Kapranov complexes. These complexes are generalizations of S. Merkulov's oriented graph complex. We investigate their…