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Sami Douba, McGill University and Paris-Saclay University
Friday 19 November 2021, 16:00-17:00
Thin right-angled Coxeter subgroups of some uniform arithmetic lattices
- đ¤ Speaker: Sami Douba, McGill University and Paris-Saclay University
- đ Date & Time: Friday 19 November 2021, 16:00 - 17:00
- đ Venue: MR13
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Macarena Arenas
Abstract
We sketch an argument that an irreducible right-angled Coxeter group on n>2 vertices embeds as a thin subgroup of a uniform arithmetic lattice in an indefinite orthogonal group O(p,q) for some p,q>0 satisfying p+q=n.
Series This talk is part of the Junior Geometry Seminar series.
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