Cheeger-type inequalities on graphs, and some applications

Seminar: 
Graduate Student Seminar
Event time: 
Friday, April 5, 2013 - 9:00am to 10:00am
Location: 
431DL
Speaker: 
Anup Rao
Speaker affiliation: 
Yale University
Event description: 

I will prove the classical discrete Cheeger inequality and then talk briefly about some recent extensions. Then I will talk about some applications: probably including a sketch of a simple proof of Margulis-Gabber-Galil expander graph construction.