
Joint Mathematics Meetings AMS Special Session
Current as of Saturday, January 14, 2012 00:29:10
Program ·
Deadlines ·
Timetable ·
Inquiries: meet@ams.org
Joint Mathematics Meetings
John B. Hynes Veterans Memorial Convention Center, Boston Marriott Hotel, and Boston Sheraton Hotel, Boston, MA
January 47, 2012 (Wednesday  Saturday)
Meeting #1077
Associate secretaries:
Michel L Lapidus, AMS lapidus@math.ucr.edu, lapidus@mathserv.ucr.edu
Gerard A Venema, MAA venema@calvin.edu
AMS Special Session on Linear Algebraic Groups: Their Arithmetic, Geometry, and Representations

Thursday January 5, 2012, 1:00 p.m.3:50 p.m.
AMS Special Session on Linear Algebraic Groups: Their Arithmetic, Geometry, and Representations, I
Berkeley, 3rd Floor, Marriott Organizers: R. Skip Garibaldi, Emory University George McNinch, Tufts University mcninchg@member.ams.org

1:00 p.m.
A Unified Solution to Some Linear Preserver Problems.
Hernando Bermudez*, Emory University
Skip Garibaldi, Emory University
Victor Larsen, Emory University
(107720751)

1:30 p.m.
The gamma filtration on projective homogeneous varieties.
Kirill Zainoulline*, University of Ottawa
(1077141368)

2:00 p.m.
Parity Sheaves and Tilting Modules.
Daniel Juteau, Uni. de Caen/CNRS
Carl Mautner*, Harvard Univ./NSF
Geordie Williamson, MPIM Bonn
(1077222027)

2:30 p.m.
Unipotent Classes in Disconnected Algebraic Groups.
Robert M Guralnick*, University of Southern California
Jason Fulman, University of Southern California
(107720123)

3:00 p.m.
Weakly commensurable $S$arithmetic subgroups in simple algebraic groups of types $B_n$ and $C_n$.
Andrei Rapinchuk*, University of Virginia
(107711217)

3:30 p.m.
Cohomology for Finite Groups of Lie Type.
Daniel K. Nakano*, University of Georgia
(107720774)

Friday January 6, 2012, 8:00 a.m.10:50 a.m.
AMS Special Session on Linear Algebraic Groups: Their Arithmetic, Geometry, and Representations, II
Berkeley, 3rd Floor, Marriott Organizers: R. Skip Garibaldi, Emory University George McNinch, Tufts University mcninchg@member.ams.org

Friday January 6, 2012, 1:00 p.m.5:50 p.m.
AMS Special Session on Linear Algebraic Groups: Their Arithmetic, Geometry, and Representations, III
Berkeley, 3rd Floor, Marriott Organizers: R. Skip Garibaldi, Emory University George McNinch, Tufts University mcninchg@member.ams.org

1:00 p.m.
Extended Quotients and KazhdanLusztig Parameters.
Paul Frank Baum*, Penn State University
(107722653)

1:30 p.m.
Unexpected twists in positive depth Lpackets.
Stephen DeBacker*, University of Michigan
Loren Spice, Texas Christian University
(1077222884)

2:00 p.m.
The BelkaleKumar cup product.
Sam Evens*, University of Notre Dame
(1077171471)

2:30 p.m.
Representation Theory of semisimple Lie algebras in positive characteristic.
Ivan Mirkovic*, U. of Massachusetts, Amherst
(1077221738)

3:00 p.m.
Regular nilpotent Hessenberg varieties.
Julianna S Tymoczko*, Smith College
(1077142792)

3:30 p.m.
Special nilpotent orbits and modular Lie algebra representations.
James E. Humphreys*, U. Massachusetts, Amherst
(107717453)

4:00 p.m.
GGalois algebras and a Hasse principle.
Parimala Raman*, Emory University, Atlanta, GA 30322
Eva BayerFluckiger, EPFL, Lausanne, Switzerland
(1077202439)

4:30 p.m.
On the conjecture of Borel and Tits for abstract homomorphisms of algebraic groups.
Igor A. Rapinchuk*, Yale University
(107720218)

5:00 p.m.
Degree formula for the Euler characteristic.
Olivier Haution*, University of Nottingham
(107714747)

5:30 p.m.
The $J$invariant and Tits indices for groups of type $E_6$.
Caroline Junkins*, University of Ottawa
(1077141010)
