Volume 6 (2023)
Fisher, David; Hurtado, Sebastian
A new proof of finiteness of maximal arithmetic reflection groups
Annales Henri Lebesgue, Volume 6 (2023), pp. 151-159.

Metadata

DOI10.5802/ahl.162
Keywords Reflection groups, hyperbolic geometry

Abstract

We give a new proof of the finiteness of maximal arithmetic reflection groups. Our proof is novel in that it makes no use of trace formulas or other tools from the theory of automorphic forms and instead relies on the arithmetic Margulis lemma of Fraczyk, Hurtado and Raimbault.


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