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math.AG2018
Harer-Zagier formula via Fock space
Danilo Lewanski
The goal of this note is to provide a very short proof of Harer-Zagier formula for the number of ways of obtaining a genus g Riemann surface by identifying in pairs the sides of a…
math.AG2018
Tropical Jucys Covers
Marvin Anas Hahn, Danilo Lewanski
We study monotone and strictly monotone Hurwitz numbers from a bosonic Fock space perspective. This yields to an interpretation in terms of tropical geometry involving local multip…