AMS Sectional Meeting Program by Special Session
Current as of Tuesday, April 12, 2005 15:10:31
Program 
Deadlines 
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Inquiries: meet@ams.org
2003 Spring Eastern Sectional Meeting
New York, NY, April 1213, 2003
Meeting #986
Associate secretaries:
Lesley M Sibner, AMS
lsibner@duke.poly.edu
Special Session on Rigidity in Dynamics, Geometry, and Group Theory

Saturday April 12, 2003, 8:50 a.m.11:00 a.m.
Special Session on Rigidity in Dynamics, Geometry, and Group Theory, I
Room 408, Main Building
Organizers:
David Fisher, CUNY, Herbert H. Lehman College dfisher@alpha.lehman.cuny.edu
Steven E. Hurder, University of Illinois at Chicago
Kevin M. Whyte, University of Illinois at Chicago

8:50 a.m.
Differentiable rigidity of partially hyperbolic actions of higherrank abelian groups.
Anatole Katok*, The Pennsylvania State University
(98637231)

9:40 a.m.
Rigidity for Expanding Actions on Compact Manifolds.
Travis Fisher*, Penn State
(98637175)

10:10 a.m.
Smoothness of small conjugacies and rigidity of standard actions of rank one lattices.
Theron J Hitchman*, University of Michigan
(98637182)

10:40 a.m.
Connectivity invariants of group actions.
Ross Geoghegan*, Binghamton University
(98655146)

Saturday April 12, 2003, 2:30 p.m.5:30 p.m.
Special Session on Rigidity in Dynamics, Geometry, and Group Theory, II
Room 408, Main Building
Organizers:
David Fisher, CUNY, Herbert H. Lehman College dfisher@alpha.lehman.cuny.edu
Steven E. Hurder, University of Illinois at Chicago
Kevin M. Whyte, University of Illinois at Chicago

2:30 p.m.
The second cohomology of G with RG coefficients, and the structure of G.
Bruce A Kleiner*, University of Michigan, Ann Arbor
(98620105)

3:00 p.m.
Almost isometric actions, property T and local rigidity.
David M Fisher*, Lehman College CUNY
G A Margulis, Yale University
(98637170)

3:30 p.m.
Volumes of representations.
Bruno Klingler*, Yale University
(98620230)

4:10 p.m.
Finiteness of compact maximal flats of volume less than a given number.
Hee Oh*, Institute for Advanced Study
(98622133)

4:40 p.m.
Rigidity of surface group extensions.
Lee Mosher*, Rutgers University  Newark
(98620197)

5:10 p.m.
A simple description of the Riemannian symmetric spaces of rank one.
Adam Koranyi*, H. H. Lehman College
(9865311)

Sunday April 13, 2003, 8:50 a.m.11:00 a.m.
Special Session on Rigidity in Dynamics, Geometry, and Group Theory, III
Room 408, Main Building
Organizers:
David Fisher, CUNY, Herbert H. Lehman College dfisher@alpha.lehman.cuny.edu
Steven E. Hurder, University of Illinois at Chicago
Kevin M. Whyte, University of Illinois at Chicago

8:50 a.m.
Flats in outer space.
Karen Vogtmann*, Cornell University
(98620220)

9:40 a.m.
Quasiisometric rigidity for some nonuniform $S$arithmetic lattices.
Kevin Wortman*, University of Chicago
(98620210)

10:10 a.m.
Centralizers of Partially Hyperbolic Diffeomorphisms.
Lizzie Burslem*, University of Michigan
(98637226)

10:40 a.m.
Area preserving group actions on surfaces.
John Franks*, Northwestern University
Michael Handel, Lehman College, CUNY
(9863771)

Sunday April 13, 2003, 2:30 p.m.5:30 p.m.
Special Session on Rigidity in Dynamics, Geometry, and Group Theory, IV
Room 408, Main Building
Organizers:
David Fisher, CUNY, Herbert H. Lehman College dfisher@alpha.lehman.cuny.edu
Steven E. Hurder, University of Illinois at Chicago
Kevin M. Whyte, University of Illinois at Chicago

2:30 p.m.
On spaces of higher spherical rank.
Ralf J Spatzier*, University of Michigan
(98653211)

3:00 p.m.
The Properness Conjecture for 3Dimensional Affine Actions.
W. Goldman*, University of Maryland
F. Labourie, University of Paris, Sud
G. Margulis, Yale University
(98637130)

3:30 p.m.
Strong isospectrality for groups of Lorentzian transformations.
Todd A. Drumm*, Swarthmore College
Virginie Charette, University of Manitoba
William M. Goldman, University of Maryland
(9865173)

4:10 p.m.
Coding of geodesics on modular surfaces.
Svetlana Katok*, The Pennsylvania State University
(98620222)

4:40 p.m.
Cohomology of skew extensions of hyperbolic systems.
Dmitry Dolgopyat*, University of Maryland
(98637205)

5:10 p.m.
Topological Models of Simple Siegel Polynomials.
Gaofei Zhang*, The City University of New York
(9863728)
Inquiries: meet@ams.org