Groups and Dynamics Seminar

Date: February 27, 2019

Time: 3:00PM - 4:00PM

Location: BLOC 220

Speaker: Rostislav Grigorchuk, Texas A&M

Title: Spectra of graphs and groups

Abstract: After a short introduction in the spectral theory of graphs and groups I will show that the spectrum of a group can have infinitely many gaps. Joint work with Brian Simanek.