Number Theory Student Seminar

If you have suggestions or requests email Eugenia at rosu [at] math.berkeley.edu or Shelly at shellym [at] math.berkeley.edu.

In the Fall 2014 semester we will be studying the Langlands program, following various lecture notes.

Date
Topic Speaker
09/18
Automorphic forms Eugenia
09/25
Admissible representations Alex Y.
10/02
Automorphic representations and their L-functions Will
10/09
Global and local Langlands for GL_n I Shelly
10/16
Global and local Langlands in characteristic p Yotam
10/23
Langlands L-group Dylan
10/30
Langlands correspondence for G reductive and Langlands L-functions Alex C.
11/6
Langlands over functions fields
11/13
11/20
Geometric Langlands
12/10



Syllabus of talks:

Automorphic forms: defining modular forms, classical automorphic forms, space of adelic automorphic forms. Cuspidal automorphic forms. Automorphic forms on general groups. Definition of automorphic representations. Fourier expansion and Whittaker functions.

Admissible representations: defining admissible representations; Smooth (also called class one) representations. Hecke algebra. Principal series representation.

Automorphic representations and their L-functions: representations of GL_n(A); Multiplicity one theorem; Tensor product theorem. L-functions: local, global, functional equation, analytic continuation.

Global and local Langlands for GL_n: Galois representations; L-functions of Galois representations; statements of local and global Langlands, Weil group.

Global and local Langlands for GL_n II: Weil-Deligne group, statements, local-global compatibility.

Langlands L-group: reductive groups; Borel subgroups; root datum; root system; Langlands L-group.

Langlands correspondence for G reductive and Langlands L-functions.

Langlands over function fields

Geometric Langlands


References:

  • Friedberg - Langlands program notes pdf
  • Cogdell - Langlands program notes pdf
  • Bump - Automorphic forms and representations
  • Frenkel - Lectures on the Langlands program and conformal field theory pdf.
  • Murnaghan - Representations of reductive p-adic groups pdf