Physics Colloquium:
Emlyn Hughes (Caltech)
"Parity Violation in Electron-Electron Scattering"
4:15 p.m., 428 PUPIN HALL
Coffee served at 3:30 on the 4th floor hall, PUPIN HALL.
 

WEDNESDAY, SEPTEMBER 17

COLLOQUIUM: (D. Daskalopoulos)
Peter Li  (UC, Irvine)
"Complete manifolds with positive spectrum"
4:15 p.m., 520 Math. Tea will be served at 3:45 p.m., 508 Math.

Samuel Eilenberg Lectures:
Tom Ilmanen (ETH Zürich & Columbia)
"Mean curvature flow"
2:40- 4:00 p.m., 507 Math.
Tea will be served at 4:00 p.m., 508 Math.

Geometry and Analysis: (H. Bray, M.T. Wang)
Jian Song
"The \alpha-invariant on toric Fano manifolds"
4:30 p.m., 507 Math

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
Number Theory (D. Goldfeld, V. Kolyvagin, P. Sarnak,  L. Szpiro)
Spencer Bloch (Chicago)
"Periods and epsilon factors for differential equations"
CUNY Graduate Center, 5:30-7:30 p.m.,  Tea will be served at 5:00 p.m.,

FRIDAY, SEPTEMBER 19

Probability: (I. Karatzas)
Peter Bank (Humboldt, Berlin and Columbia)
"Gittins indices for American options: A new approach to optimal stopping"
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, I. Kofman)
Vladimir Chernov (Dartmouth)
"Vassiliev invariants of Legendrian, pseudo-Legendrian, transverse, and framed knots in contact 3-manifolds"
1:15 p.m., 507 Math.

ISCAP: (B. Greene, T. Baltz)
Rennan Barkan (Technion)
"GRBs versus quasars: Probing cosmic reionization versus massive dark matter halos"
2:00 p.m., 908 PUPIN HALL.

Algebraic Geometry:  (R. Friedman, M. Thaddeus)
Mark Andrea de Cataldo (Stony Brook)
"The Hodge theory of algebraic maps"
3:30 p.m., 507 Math.