Number Theory: (R. Pries, D. Goldfeld, H. Jacquet, S.W. Zhang)
Herve Jacquet
"The Fourier-Kloosterman transform and its applications"
5:30 p.m., 507 Math. Tea will be served at 5:00 p.m., 508 Math.

Theory Group Meeting: (B. Mawhinney, D. Kabat)
Gregory Gabadadze (University of Minnesota)
"Large distance gravity and the cosmological constant"
NOTE TIME: 1:00 p.m., 831 PUPIN HALL

Physics Colloquium:
Mark Goulian (University of Pennsylvania)
"Continous control in a simple bacterial signaling circuit"
4:15 p.m., 428 PUPIN HALL
Coffee served at 3:30 on the 4th floor hall, PUPIN HALL.

String Theory Group Meeting: (Greene, Kabat)
Speaker: TBA
Title: TBA
2:00 p.m., 908 Pupin.

COLLOQUIUM: (D. Daskalopoulos, P. Ozsváth)
Mikhail Gromov  (Courant Institute)
"Fundamental groups of Kahler manifolds"
4:15 p.m., 520 Math. Tea will be served at 3:45 p.m., 508 Math.

THURSDAY, FEBRUARY 27

Workshop in Arithmetic Geometry I: (S.W. Zhang)
Speaker: TBA
Title: TBA
10:00-11:00 p.m., 507 Math.

Workshop in Arithmetic Geometry II: (S.W. Zhang)
Speaker: TBA
Title: TBA
2:00-4:00 p.m., 405 Math.

Geometry and Analysis: (R. Hamilton, J. Loftin)
David Fisher (CUNY, Lehman College)
"Local rigidity of group actions"
4:15 p.m., 507 Math

Mathematics of Finance Practitioners Seminar: (M. Smirnov)
Ali Hirsa (Morgan Stanley)
"Forward equations vs. Backward equations for option pricing"
7:40-9:00 p.m., 207 Math.

DOUBLE HEADER I: Geometric Topology:  (J. Birman, W. Neumann, I. Kofman)
Chris Leininger
"On groups generated by two multi-twists"
10:30 a.m.-12:00 p.m., 507 Math.

Probability: (T. Hayashi)
Karl Sigman (IEOR, Columbia)
"Stability of FIFO multi-class stochastic queueing networks: do distributions matter?"
11:00-12:15 p.m., 520 Math.
Tea and Coffee will be served at 10:30 a.m., 621 Math.

DOUBLE HEADER II: Geometric Topology:  (J. Birman, W. Neumann, I. Kofman)
Walter Neumann
"Complex surface singularities with homology-3-sphere links"
1:15 p.m., 507 Math.

ISCAP: (B. Greene, T. Baltz)
Nemanjer Kaloper (UC Davis)
"Inflation and leaky cans"
2:00 p.m., 908 PUPIN HALL.

Zeta Functions and Eisenstein Series: (H. Jacquet)
Speaker: TBA
Title: TBA
2:30-5:00 p.m., 528 Math.

Algebraic Geometry:  (R. Friedman, M. Thaddeus)
David Ben-Zvi (Chicago)
"Solitons and many-body systems in algebraic geometry"
3:30 p.m., 507 Math.