Towards an orbifold generalization of Zvonkine's $r$-ELSV formula

Reinier Kramer, Danilo Lewanski, Alexandr Popolitov +1

We perform a key step towards the proof of Zvonkine's conjectural $r$-ELSV formula that relates Hurwitz numbers with completed $(r+1)$-cycles to the geometry of the moduli spaces o…