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

WEEK OF OCTOBER 9, 2006

MONDAY, OCTOBER 9

Physics Colloquium:
Stefan Westerhoff (Columbia, Physics)
"The origin of the highest energy cosmic rays"
4:15 p.m., 428 PUPIN HALL
Coffee served at 3:30 on the 7th floor hall, 705 PUPIN HALL.

TUESDAY, OCTOBER 10

Applied Mathematics Colloquium: (M.Weinstein)
Roy Goodman (NJIT)
"
The n-bounce resonance in wave interactions: From PDE's to ODE's to iterated maps"
2:45 p.m., 214 Mudd

THURSDAY, OCTOBER 12

Informal Symplectic Geometry Seminar: (C. Manolescu)
Paul Biran (Tel Aviv)

"Floer Theory: Lagrangian intersections, non-Intersections and beyond"
11:00 a.m., 622 Math.


Geometry/Analysis Seminar: (N. SesumZ. Hou)
Panagiota Daskalopoulos

"
Type II extinction profile of maximal solutions to the Ricci flow in $R^2$"
4:30 p.m., 507 Math.

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
Number Theory (
D. Goldfeld, V. Kolyvagin, P. SarnakL. Szpiro)
Andre Reznikov (Bar-Ilan University
"Rankin-Selberg type identities for Fourier coefficients and Gelfand pairs"
NYU, Courant Institute 13th Floor, 5:30-7:00 p.m., 
Tea will be served at 5:00 p.m.

FRIDAY, OCTOBER 13

Number Theory Workshop: (E. Urban)
Joel Bellaiche
"Yoga of patching"

9:30 a.m.-11:00 a.m., 207 Math

Probability: (P. Bank)
No Seminar this week.

Geometric Topology:  (W. Neumann)
Aaron Lauda
"
Open-closed TQFTs and Tangle homology"
1:00 p.m., 507 Math.

Algebraic Geometry: (J. de Jong, M. Thaddues, J. Ross)
Oren Ben-Bassat
"Non commutative tori and Fourier-Mukai duality"
1:30 p.m., 417 Math.

Gauge Theory/Symplectic geometry: (C. Manolescu, M. Khovanov, P.S. Ozsváth)
Paul Biran (Tel-Aviv)
"Open books, fillings and the symplectic mapping class group"
2:30 p.m., 507 Math.

Samuel Eilenberg Lectures:
Graeme Segal (All Souls' College, Oxford
& Columbia)
"The Mathematical Stucture of Quantum Field Theories
"
3:30 p.m., 520 Math.
Tea will be served at 3:00 p.m., 508 Math.