Department of Mathematics

Mathematical Physics and Operator Algebras

  •  Ekaterina Shchetka, University of Michigan
  •  Semiclassical analysis and spectrum of Harper operator
  •  12/06/2022
  •  11:00 AM - 12:00 PM
  •  C304 Wells Hall
  •  Ilya Kachkovskiy (

In this talk we’ll discuss semiclassical analysis of difference operators in the complex plane via complex WKB method. As application the method can be used to study the spectrum of Harper operator (a.k.a. almost Mathieu operator, or Hofstadter model).



Department of Mathematics
Michigan State University
619 Red Cedar Road
C212 Wells Hall
East Lansing, MI 48824

Phone: (517) 353-0844
Fax: (517) 432-1562

College of Natural Science