COLUMBIA UNIVERSITY
Department of Mathematics
S E M I N A R S

WEEK OF OCTOBER 13, 2008

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
RTG  Seminar: 4:00-4:45
Number Theory (D. Goldfeld, V. Kolyvagin, Y. Tschinkel,  A. Venkatesh, S. Zhang,  L. Szpiro)
Felipe Voloch (UT, Austin)
"The Brauer-Manin obstruction for curves"
5:30-7:00 p.m., CUNY Graduate Center, Tea will be from 5:00-5:30 served in Room C415.
C-level: one floor down from lobby.

FRIDAY, OCTOBER 17

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.

Geometric Topology: (W. Neumann)
Yoav Moriah (Technion-Israel)
"Horizontal Dehn surgery and distance of Heegaard splittings"
10:45 a.m., 520 Math.

Probability: (J. Dubedat, I. Karatzas, R. Neel, E. Schertzer)
Emmanuel Schertzer
"The Voter Model and the Potts Model in one dimension"
12:00 noon., 520 Math.
Coffee and tea will be served at 11:30 a.m., The Math Lounge, 508 Math.

Symplectic Geometry and Gauge Theory:
(M. Khovanov, D. McDuff, P. Ozsváth, R. Lipshitz)
C-C. Melissa Liu
"T-duality and equivariant homological mirror symmetry for toric varieties"
1:00 p.m., 520 Math.

Algebraic Geometry: (J. de Jong, M. Thaddeus)
No seminar this week.
2:10 p.m., 417 Math.

Columbia Informal Symplectic Geometry Seminar:
(M. Khovanov, D. McDuff, P. Ozsváth, R. Lipshitz)
Maksim Lipyanskiy
"Semi-infinite cycles in Floer theory"
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.