BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//Talks.cam//talks.cam.ac.uk//
X-WR-CALNAME:Talks.cam
BEGIN:VEVENT
SUMMARY:Thin right-angled Coxeter subgroups of some uniform arithmetic lat
 tices - Sami Douba\, McGill University and Paris-Saclay University
DTSTART:20211119T160000Z
DTEND:20211119T170000Z
UID:TALK165790@talks.cam.ac.uk
CONTACT:Macarena Arenas
DESCRIPTION:We sketch an argument that an irreducible right-angled Coxeter
  group on n>2 vertices embeds as a thin subgroup of a uniform arithmetic l
 attice in an indefinite orthogonal group O(p\,q) for some p\,q>0 satisfyin
 g p+q=n.
LOCATION:MR13
END:VEVENT
END:VCALENDAR