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math.GT2021★ 1 cited
On homology torsion growth
Miklos Abert, Nicolas Bergeron, Mikolaj Fraczyk +1
We prove new vanishing results on the growth of higher torsion homologies for suitable arithmetic lattices, Artin groups and mapping class groups. The growth is understood along Fa…
math.GR2021
Infinite Volume and Infinite Injectivity Radius
Mikolaj Fraczyk, Tsachik Gelander
We prove the following conjecture of Margulis. Let be a higher rank simple Lie group and let be a discrete subgroup of infinite covolume. Then, the locally symmetric s…