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math.GR2018★ 9 cited
Dehn filling Dehn twists
François Dahmani, Mark Hagen, Alessandro Sisto
Let be the genus-- oriented surface with punctures, with either or . We show that is acylindrically hyperbolic where is the norma…
math.GR2018
Divergence and quasi-isometry classes of random Gromov's monsters
Dominik Gruber, Alessandro Sisto
We show that Gromov's monsters arising from i.i.d. random labellings of expanders (that we call random Gromov's monsters) have linear divergence along a subsequence, so that in par…