COLUMBIA UNIVERSITY

Department of Mathematics

TUESDAY, SEPTEMBER 17

Samuel Eilenberg Lectures:
Yum-Tong Siu  (Harvard & Columbia)
Multiplier Ideal Sheaves in Algebraic and Complex Geometry
4:15- 5:15 p.m., 507 Math.
Tea will be served at 10:30 a.m., 508 Math. 

THURSDAY, SEPTEMBER 19

Geometry and Analysis: (R. Hamilton, J. Loftin)
Xiaodong Cao
"The isoperimetric estimate on S² x S^1"
4:15 p.m., 507 Math

Workshop in Arithmetic Geometry: (S.W. Zhang)
SPEAKER: TBA
TITLE: TBA
10:30-12:00 p.m., 417 Math.

Geometric Topology:  (J. Birman, W. Neumann, I. Kofman)
NO SEMINAR THIS WEEK - Sullivan Conference at CUNY

Algebraic Geometry:  (R. Friedman, M. Thaddeus)
Eric Zaslow  (Northwestern)
"Duality and the open string"
3:30 p.m., 507 Math.