TUESDAY, NOVEMBER 11
Applied Mathematics Colloquium: 
(C. 
Wiggins)
Mike Shelley 
(Courant)
Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
FRIDAY, NOVEMBER 14
Samuel Eilenberg Lectures:
Frans Oort (Utrecht University, The Netherlands)
“Moduli of Abelian Varieties"
10:30-11:15 a.m. and 11:30 a.m. -12:15 p.m., 312 Math.
Tea will be served at 3:00 p.m., 508 Math.
THIS WEEK ONLY
Guest speaker: Ching-Li Chai (UPenn)
"Hilber modular varieities"
Probability: 
(J. Dubedat, I. Karatzas, R. 
Neel, E. Schertzer)
Erhan 
Bayraktar (Michigan)
"Regularity of the American put price in exponential L evy models"
12:00 noon., 520 Math.
Coffee 
and tea will be served at 11:30 a.m., The Math Lounge, 508 Math.
Geometric Topology: 
(W. Neumann)
Peter Kronheimer 
(Harvard)
"Instanton 
homology and the Alexander polynomial"
NOTE SPECIAL TIME: 1:00 p.m., 520 Math.
Symplectic Geometry and Gauge 
Theory:
(M. Khovanov, D. McDuff, P. Ozsváth, R. Lipshitz)
Chris Woodward (Rutgers)
"Gauged Gromov-Witten 
theory and morphisms of CohFT's"
NOTE SPECIAL TIME: 3:30 p.m., 520 Math.
Algebraic Geometry: 
(J. de Jong, M. Thaddeus)
Frederick van der Wyck (Harvard)
"Moduli 
of crimping data"
2:10 p.m., 417 Math.
Columbia Informal 
Symplectic Geometry Seminar:
(M. Khovanov, D. McDuff, P. Ozsváth, R. Lipshitz)
NO SEMINAR THIS WEEK.
3:30-5:00 p.m., 520 Math.
Graduate Student Seminar in Algebraic Geometry: (F. Oort, 
J. de Jong)
"Abelian 
varieties over finite fields"
3:30-5:00 p.m., 312 Math.