The NORThern Workshop on Representation Theory of Lie Groups and Lie Algebras

Venue:: 8-309 at Department of Mathematics, Hokkaido University
(on the 3rd floor of Science Bldg #8. See the MAP)

Organizers:: Akihito Wachi (Hokkaido Institute of Technology),
Hiroshi Yamashita (Hokkaido University)

Program (as of February 23, 2007) » Program (PDF File)

13:45 - 14:45: Akihito Wachi (Hokkaido Institute of Technology)
The strong Lefschetz property of the cohomology rings of the flag varieties
15:00 - 16:00: Kyo Nishiyama (Kyoto University)
Degenerate principal series and the geometry of null fiber (joint work with Peter Trapa)
16:30 - 17:30: Hiroshi Oda (Takushoku University)
Eigenvalues of contracted invariants

9:15 - 10:15: Hiro-aki Narita (Osaka City University)
Generalized Whittaker functions on Sp(1,q) for quaternionic discrete series and their applications to automorphic forms
10:45 - 11:45: Jing-Song Huang (Hong Kong University of Science and Technology)
Dirac cohomology, Lie algebra cohomology and branching rules
13:45 - 14:45: Leticia Barchini (Oklahoma State University)
Semi-invariant systems of differential operators on manifolds
15:00 - 16:00: Kyo Nishiyama (Kyoto University)
Asymptotic cone of semisimple orbits for symmetric pair
16:30 - 17:30: Soo Teck Lee (National University of Singapore)
A proof of the Littlewood-Richardson rule

9:15 - 10:15: Kazunari Sugiyama (University of Tsukuba)
Decomposition formula for b-functions and its application
10:45 - 11:45: Peter Trapa (University of Utah)
On the geometry of partial flag varieties I
13:45 - 14:45: Leticia Barchini (Oklahoma State University)
Semi-invariant systems of differential equations and prehomogeneous vector spaces of Heisenberg type
15:00 - 16:00: Hisayosi Matumoto (University of Tokyo)
On irreducibility of the space of continuous Whittaker vectors I
16:30 - 17:30: Toshio Oshima (University of Tokyo)
Root subsystems of a root system
18:30 - Banquet

9:15 - 10:15: Hideaki Morita (Oyama National College of Technology)
A combinatorial property of Garsia-Haiman modules and Green polynomials with two variables
10:45 - 11:45: Takeshi Hirai (Kyoto University)
Characters of projective (= spin) factor representations of the infinite symmetric group
13:00 - 14:00: Peter Trapa (University of Utah)
On the geometry of partial flag varieties II
14:15 - 15:15: Hisayosi Matumoto (University of Tokyo)
On irreducibility of the space of continuous Whittaker vectors II
15:30 - 16:30: Hiroyuki Ochiai (Nagoya University)
Relative invariants on the conormal bundle corresponding to Barchini-Zierau's example

Secretary:: Ms. A. Neriugawa
TEL: 011-706-4671 FAX: 011-706-4672
E-MAIL: cri@math.sci.hokudai.ac.jp