Physics Colloquium:
Peter Meszaros (Penn)
“TeV to EeV emission from Gamma Ray Burstsand Active Galaxies, and prospects for
     VHE-UHE neutrino and cosmic ray measurements"
4:15 p.m., 428 PUPIN HALL
Coffee served at 3:30 on the 7th floor hall, 705 PUPIN HALL.

Applied Mathematics Colloquium:
Jane Wang (Cornell)
"Efficiency of flapping flight: birds vs. planes"
2:45-3:45 p.m., 214 Mudd

Mathematics of Finance Practitioners Seminar: (M. Smirnov)
Tebogo Phiri (Royal Bank of Canada)
"Equity Strategies"
7:40-9:00 p.m., 207 Math.

Geometry/Analysis Seminar: (S. Paul)
Sophie Chen (Princeton)
"Conformal invariants and fully nonlinear equations on manifolds with boundary"
NOTE TIME: 3:30 p.m., 507 Math.

Joseph Fels Ritt Lectures: (I. Karatzas)
Persi Diaconis (Stanford)
"From order to chaos in the blink of an epsilon"
4:30 p.m., 312 Mathematics Building
Tea will be served at 3:45 p.m., 508 Math.

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
Number Theory (D. Goldfeld, V. Kolyvagin, P. Sarnak,  L. Szpiro)
NO SEMINAR THIS WEEK.

Mathematics of Finance Practitioners Seminar: (M. Smirnov)
Menachem Yechiyely (Bridgewater)
"Asset allocation"
7:40-9:00 p.m., 207 Math.

Special Number Theory:
Tonghai Yang (Wisconsin-Madison)
"A basic interesection problem on Hilbert modular surfaces"
10:00 a.m., 507 Math.

Geometric Topology:  (P.J. Lamberson, K. Kawamuro)
Hiroshi Matsuda (Hiroshima University)
"Heegaard splittings and Alexander polynomial"
1:00 p.m., NOTE LOCATION: 520 Math.

Gauge Theory/Symplectic geometry: (P.S. Ozsváth)
Thomas Mark
TITLE: TBA
2:15 p.m., NOTE LOCATION: 207 Math.

Algebraic Geometry: (R. Friedman, J. Ross)
Sam Payne  (Michigan)
"Toric vector bundles and the resolution property"
2:30 p.m., 520 Math.