MIT Lie Groups Seminar
2004  2005
Fall 2004

Sept 15
Pavel Etingof
(MIT) 
Sept 22
Xuhua He
(MIT)The total positivity of the De ConciniProcesi compactification.

Sept 29 and Oct 6
Dan Ciubotaru
(MIT)Iwahorispherical unitary representations for padic groups.

Oct 13
No meeting.

Oct 20
Joel Kamnitzer
(Berkeley)MirkovicVilonen Cycles and Polytopes.
Followed by dinner.

Oct 27
Eric Sommers
(UMass Amherst)Exponents for ideals of positive roots.
(This seminar is a joint meeting with the combinatorics seminar and will meet at 4:15 in 2338.)
Followed by dinner.

Nov 3
Roman Bezrukavnikov
(Northwestern)Cohomology of tilting modules over quantum groups at roots of unity.
Followed by dinner.

Nov 10
MarieFrance Vigneras
(Paris VII and Harvard)The padic Langlands program and affine Hecke algebras.

Nov 17
Pablo Ramacher
(Humboldt University and Northeastern)Harmonic analysis on affine Gvarieties.
Followed by dinner.

Nov 24
Eric Raines
(UC Davis)(This seminar is a joint meeting with the combinatorics seminar and will meet at 4:15 in 2338.)

Dec 1
Bertram Kostant
(MIT)The Coxeter element and the branching law for finite subgroups of SU(2).

Dec 8
David Vogan
(MIT)KazhdanLusztig conjecture and signatures of Hermitian forms.
Spring 2005

Feb 2
Alexei Oblomkov
(MIT)Symmetric spaces and orthogonal polynomials in the classical and quantum cases.

Feb 9
Wee Liang Gan
(MIT)Reflection functors for deformed wreath products of preprojective algebras.

Feb 16
Shrawan Kumar
(UNC)On the CachazoDouglasSelbergWitten conjecture for simple Lie algebras.
Followed by dinner.

Feb 23
Dan Ciubotaru
(MIT)Unitarity of generic spherical parameters and Weyl group representations.

Mar 2
Xuhua He
(MIT) 
Mar 9
Bertram Kostant
(MIT)GelfandZeitlin theory from the perspective of classical mechanics.

Mar 16
David Vogan
(MIT)Homomorphisms between generalized Verma modules (after Hisayosi Matumoto).

Mar 23
No meeting.

Mar 30
Hongyu He
(Georgia State University)Invariant tensor products and unitary representations.
Followed by dinner.

Apr 6
George Lusztig
(MIT)Unipotent elements in small characteristic.

Apr 13, 20, 27
No meeting.

May 4
David Vogan
(MIT)Hadi Salmasian's notion of rank for unitary representations of simple groups.

May 11
JingSong Huang
(Hong Kong University of Science and Technology)Dirac cohomology and character index of HarishChandra modules.
Followed by dinner.

May 18
Michel Duflo
(University of Paris VII)Associated varieties for representations of Lie superalgebras.
Followed by dinner.
Archive
Contact: Andre Dixon