Finitely generated simple sharply 2-transitive groups
arXiv:2212.06020 · doi:10.1112/S0010437X24007358
Abstract
We construct the first examples of infinite sharply 2-transitive groups which are finitely generated. Moreover, we construct such a group that has Kazhdan property (T), is simple, has exactly four conjugacy classes, and we show that this number is as small as possible.