COLUMBIA UNIVERSITY

Department of Mathematics

Samuel Eilenberg Lectures: (D. Goldfeld)
Alex Lubotzky (Hebrew University & Columbia University)
Subgroup Growth: "On groups of polynomial subgroup growth"
4:00-5:15 p.m., 507 Math. Tea will be served at 3:30 p.m., 508

Workshop in Arithmetic Geometry: (D. Goldfeld, S.W. Zhang)
Adrian Diaconu
"The theory of the double Dirichlet L- series"
1:00 - 2:30 p.m., 313 Pupin .

Colloquium: (D. Goldfeld)
Harry Furstenberg (Hebrew University & University of Maryland)
"Ergodic Theory, Fractals and Geometric Ramsey Theory"
4:00 p.m., 507 Math.

Linear and non-linear groups, linearization methods (A. Lubotzky, W. Neumann, J. Birman)
Alex Lubotzky (Hebrew University & Columbia University)
"p-adic Lie groups and linerization of infinite groups"
10:45 a.m., 507 Math.

Probability: (I. Karatzas)
M.E. Caballero (University of Mexico)
"Some properties of Levy Processes without positive jumps"
11:00-12:15 p.m., 520 Math.
Tea and Coffee will be served at 10:30 a.m., 621 Math.

Geometric Topology: (J. Birman, W. Neumann, A. Champanerkar)
Nikolai Saveliev (Tulane)
"An invariant of homology cobordism (after Fukumoto-Furuta)"
1:15 p.m., 507 Math.

Algebraic Geometry: (M. Thaddeus)
Mark Andrea de Cataldo (SUNY, Stony Brook)
"The Chow motive of the Hilbert scheme of points on a surface"
2:30 p.m., 417 Math.
FIRST SEMINAR OF THE SEMESTER
PLEASE NOTE NEW, IMPROVED TIME