Seminars & Colloquia Calendar
The Oppenheim conjecture and Ratner's theorems
Matthew Welsh, Rutgers University
Location: Hill 425
Date & time: Wednesday, 25 September 2019 at 10:30AM - 11:30AM
Abstract: We will state Ratner's theorems and discuss some examples before seeing how they solve the Oppenheim conjecture (Margulis's theorem).
The main reference for this talk is Morris's "Ratner's theorems on unipotent flows," sections 1.1, 1.2, and 1.3.