COLUMBIA UNIVERSITY - Department of Mathematics - S E M I N A R S - WEEK OF OCTOBER 6, 2003

MONDAY, OCTOBER 6

Physics Colloquium:
Matias Zaldarriaga (Harvard)
"Probing the Early Universe with the Cosmic Microwave Background"
4:15 p.m., 428 PUPIN HALL
Coffee served at 3:30 on the 4th floor hall, PUPIN HALL.

THURSDAY, OCTOBER 9

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
Number Theory (D. Goldfeld, V. Kolyvagin, P. Sarnak, L. Szpiro)
Johan de Jong (MIT)
"Families of rationally connected varieties and Brauer groups"
CUNY Graduate Center, 5:30-7:30 p.m., Tea will be served at 5:00 p.m.,

FRIDAY, OCTOBER 10

Probability: (I. Karatzas)
Guasoni (University of Pisa and Boston)
"Utility maximization with infinitely many assets"
11:00-12:15 p.m., 520 Math.
Tea and Coffee will be served at 10:30 a.m., 621 Math.

DOUBLE HEADER I: Geometric Topology: (J. Birman, W. Neumann, I. Kofman)
John Meier
"Asymptotic cohomology of the group of loops"
11:00 a.m., 507 Math.

DOUBLE HEADER II: Geometric Topology: (J. Birman, W. Neumann, I. Kofman)
Jon McCammond (UCSB)
"Garside structures for free groups (and other Artin groups"
1:15 p.m., 507 Math.

ISCAP: (B. Greene, T. Baltz)
SPEAKER: TBA
TITLE: TBA
2:00 p.m., 908 PUPIN HALL.

Algebraic Geometry: (R. Friedman, M. Thaddeus)
Gavril Farkas (Princeton and Texas)
"Theta divisors, resolutions and moduli of curves"
3:30 p.m., 417 Math.