Physics Colloquium:
Peter Jenni (CERN)
"The ATLAS experiment getting ready for LHC:
Exploring the high-energy frontier of particle physics"
4:15 p.m., 428 PUPIN HALL
Coffee served at 3:30 on the 7th floor hall, 705 PUPIN HALL.

Informal Geometry/Topology: (C. Manolescu, M. Khovanov, P.S. Ozsváth)
Frederic Bourgeois (Université Libre de Bruxelles)
"Contact homology and applications to the space of contact structures "
5:30 p.m., 507 Math.

Probability: (I. Karatzas, P. Bank)
Terry Lyons (Oxford)
"Differential equations driven by rough paths"
10:35-11:50 a.m., Statistics Department is on 1255 Amsterdam Avenue
School of Social Work Building
Seminars will be in Room 1025.
Terry Lyons will give a series of six lectures on:
Tuesdays, Thursdays and Fridays from April 4 through 14.

Applied Mathematics Colloquium:
Anastasia Papavasiliou (Warwick)
"Theory of rough paths and speech recognition"
2:45-3:45 p.m., 214 Mudd

Mathematics of Finance Practitioners Seminar: (M. Smirnov)
Ioannis Karatzas 
"Stochastic portfolio theory"
7:40-9:00 p.m., 207 Math.

WEDNESDAY, APRIL 5

COLLOQUIUM: (M.T. Wang, E. Urban)
Frederic Bourgeois (Université Libre de Bruxelles)
"Contact structures: examples and constructions"
5:00 p.m., 520 Math. Tea will be served at 4:30 p.m., 508 Math.

THURSDAY, APRIL 6

Probability: (I. Karatzas, P. Bank)
Terry Lyons (Oxford)
"Differential equations driven by rough paths"
10:35-11:50 a.m., Statistics Department is on 1255 Amsterdam Avenue
School of Social Work Building
Seminars will be in Room 1025.
Terry Lyons will give a series of six lectures on:
Tuesdays, Thursdays and Fridays from April 4 through 14.

Geometry/Analysis Seminar: (S. Paul)
Jon G. Wolfson (MSU)
"Lagrangian minimizers, singularities and special Lagrangian submanifolds"
4:30 p.m., 507 Math.

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
Number Theory (D. Goldfeld, V. Kolyvagin, P. Sarnak,  L. Szpiro)
Laurent Berger (IHES, Paris)
"On some mod p representations of Gal(Qp/Qp) and of GL2(Qp)"
Columbia, 312  Math, 5:30-7:00 p.m.,
Tea will be served in the Math Lounge, Room 508, 5:00 p.m.

Mathematics of Finance Practitioners Seminar: (M. Smirnov)
Ioannis Karatzas 
"Stochastic portfolio theory"
7:40-9:00 p.m., 207 Math.

FRIDAY, APRIL 7

DOUBLE HEADER Il: Geometric Topology:  (P.J. Lamberson, K. Kawamuro)
John Sullivan (Institut für Mathematik Technische Universität Berlin)
"Ropelength and distortion of knots using essential secants"
1:00 p.m., 507 Math.

Gauge Theory/Symplectic geometry: (P.S. Ozsváth)
Frederic Bourgeois (Université Libre de Bruxelles)
"A long exact sequence for symplectic and contact homology"
2:15 p.m., 507 Math.

Algebraic Geometry: (R. Friedman, J. Ross)
Mihnea Popa (Chicago)
"GV sheaves, Fourier-Mukai, and generic vanishing theorems"
2:30 p.m., 520 Math.