Even unimodular Lorentzian lattices and hyperbolic volume
Geometric Topology
2015-04-09 v2 Metric Geometry
Abstract
We compute the hyperbolic covolume of the automorphism group of each even unimodular Lorentzian lattice. The result is obtained as a consequence of a previous work with Belolipetsky, which uses Prasad's volume to compute the volumes of the smallest hyperbolic arithmetic orbifolds.
Cite
@article{arxiv.1201.5261,
title = {Even unimodular Lorentzian lattices and hyperbolic volume},
author = {Vincent Emery},
journal= {arXiv preprint arXiv:1201.5261},
year = {2015}
}
Comments
minor modifications. To appear in J. Reine Angew. Math