The APDE seminar on Monday, 10/31, will be given by Frédéric Klopp (Sorbonne U & UC Berkeley) in-person in Evans 740, and will also be broadcasted online via Zoom from 4:10pm to 5:00pm PST. To participate, email Sung-Jin Oh (sjoh@math.berkeley.edu).

Title: A complex WKB analysis for finite difference Schrödinger operators and adiabatic perturbations of periodic Schrödinger operators

Abstract: I will explain the basic ideas and constructions of the methods underlining the similarities between the two classes of equations.