COLUMBIA UNIVERSITY
 Department of Mathematics
 S E M I N A R S
WEEK OF OCTOBER 27, 2008

MONDAY, OCTOBER 27

Physics Colloquium:
 Zheng-Tian Lu (Argonne National Laboratory)
 "Simple atom, extreme nucleus: Laser trapping and probing of Helium-8"
4:15 p.m., 428 PUPIN HALL

TUESDAY, OCTOBER 28

 Applied Mathematics Colloquium: (C. Wiggins)
 Surya Ganguli (Keck Center, UCSF)
 "Fisher information and memory traces in dynamical systems"
2:45 p.m., 214 Mudd

Columbia Discrete Math Seminar: (D. Bayer, M. Chudnovsky)
 Jacob Fox (Princeton)
"Large induced trees in K_r-free graphs"
5:00 p.m., 507 Math.
The location of the seminar will alternate between 303 Mudd and 507 Math.

WEDNESDAY, OCTOBER 29

 Colloquium: (P. Daskalopoulos, E. Urban and M-T Wang)
 Andrei Okounkov (Columbia and Princeton)
"Noncommutative geometry of random surfaces"
5:00 p.m., 520 Math. Tea will be served at 4:30 p.m., 508 Math.

THURSDAY, OCTOBER 30

 Geometry and Analysis: (Z. Hou)
Alex Freire (Tennessee)
"Mean curvature motion of triple junctions of graphs"
4:30 p.m., 507 Math.

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
 RTG Seminar: 4:00-4:45 in Room 622
Number Theory (D. Goldfeld, V. Kolyvagin, Y. Tschinkel,  A. Venkatesh, S. Zhang,  L. Szpiro)
Gautam.Chinta (City College of New York)
"Orthogonal periods of a GL(3) Eisenstein series"
5:30-7:00 p.m.
Columbia University,  312 Math, 5:30-7:00 p.m.,
Tea will be served in the Math Lounge, Room 508, 4:30 p.m.

FRIDAY, OCTOBER 31

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)
Alan Reid (UT, Austin)
"On Simon's conjecture for knots"
10:45 a.m., 520 Math.

Probability: (J. Dubedat, I. Karatzas, R. Neel, E. Schertzer)
Dan Stroock (MIT)
"Abstract Wiener space revisited"
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)
Florent Schaffhauser (Keio U.)
"Decomposable representations of surface groups"
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)
Anar Akhmedov
"The geography problem for irreducible 4-manifolds"
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.