MIT Lie Groups Seminar

Sept 3

Chen-Bo Zhu
(National University of Singapore)

Multiplicity One Theorems: The Archimedean Case

Followed by dinner.

Sept 10

David Vogan
(MIT)

Finite maximal tori (after Patera, Zassenhaus, Bahturin and a host of others)

Sept 17

Andrei Minchenko
(Moscow State University and Cornell)

Projective root systems, enhanced Dynkin diagrams and Weyl orbits

Followed by dinner.

Sept 24

Ting Xue
(MIT)

Nilpotent orbits in classical Lie algebras over $F^{2^n}$ and the Springer correspondence

Oct 1

David Vogan
(MIT)

Carter's classification of conjugacy classes in Weyl groups and Minchenko's diagrams

Oct 8

Ben Brubaker
(MIT)

Crystal basis descriptions of p-adic Whittaker functions

Oct 14
(Tuesday)

Hermann Nicolai
(Max Planck Institute for Gravitational Physics, Potsdam)

Unification, Exceptionality, and E10

Followed by dinner.

Oct 22

No meeting

Oct 29

Roman Bezrukavnikov
(MIT)

Harish-Chandra bimodules and asymptotic Heche algebra

Nov 5

Roman Bezrukavnikov
(MIT)

Character sheaves and the center of categorical (asymptotic) Hecke algebra

Nov 12

Zhiwei Yun
(Princeton)

A global analogue of Springer representations

Followed by dinner.

Nov 19

Julee Kim
(MIT)

Types for covering groups

Nov 26

George Lusztig
(MIT)

Unipotent and nilpotent elements in small characterisic

Dec 3

Ivan Cherednik
(UNC)

Difference spherical functions

Followed by dinner.

Dec 10

Dmitry Gourevitch
(Weizmann Instititute of Science)

Multiplicity one theorems: a uniform proof

Followed by dinner.

Feb 4 and 11

David Vogan
(MIT)

Computing signatures of invariant Hermitian forms

Feb 18

Noriyuki Abe
(University of Tokyo)

On the existence of homomorphisms between principal series of complex semisimple Lie groups

Followed by dinner.

Feb 25

Sigurdur Helgason
(MIT)

Range questions for the Fourier transform on the symmetric space G/K

Mar 4

Simon Riche
(Paris VII)

Geometric braid group action, affine Heche algebras, and semisimple Lie algebras in positive characteristic.

Followed by dinner.

Mar 11

Loren Spice
(University of Micigan)

Supercuspidal characters and applications

Followed by dinner.

Mar 18

Gordon Savin
(University of Utah)

Shimura correspondence for finite groups

Followed by dinner.

Apr 1

Allen Moy
(HKUST)

On a construction of elements in the Bernstein center

Followed by dinner.

Apr 7

Paul Baum
(PSU)

Morita equivalence revisited

Apr 8

Paul Baum
(PSU)

Geometric structure in the representation theory of reductive p-adic groups

Followed by dinner.

Apr 15

Qendrim Gashi
(MPI Bonn)

A converse to Mazur's inequality

Followed by dinner.

Apr 22

Bert Kostant
(MIT)

Exotic finite subgroups of E_8 and T. Springer's regular elements of Weyl group