Wouter van Limbeek : Spectral gap for groups of algebraic matrices

Posted by Wouter Van Limbeek , part of the Graduate Groups and Dynamics Seminar.

At

Nov. 20, 2018, 3 p.m.

In

1227 SEO

Abstract

Previously we have established a spectral gap for weakly diophantine groups (first part of the work of Benoist-De Saxce). Today we'll cover the second part: We show that groups with algebraic entries are weakly diophantine.