MONDAY, FEBRUARY 28

Elementary Methods: (B. Mezhericher)
Speaker: TBA
Title: TBA
4:15 p.m., 528 Math.

Physics Colloquium:
Jim Allen (Michigan)
"Electrons in Solids:  Emergence and the Landau-Luttinger Legacy"
4:15 p.m., 428 PUPIN HALL
Coffee served at 3:30 on the 7th floor hall, 705 PUPIN HALL.

Applied Mathematics Colloquium:
Olivier Pauluis (Courant)
"The hydrological cycle and the mainentance of the atmospheric circulation"
2:45 p.m., 214 Mudd|

Special Astronomy Colloquium:
Roger Penrose (Oxford)
"Some popular speculations about the early universe.  Do they work?"
4:00 p.m. SHARP -  309 Havemeyer Hall - Chemistry Building

Mathematics of Finance Practitioners Seminar: (M. Smirnov)
Mikhail Smirnov
"Dynamic leverage"
7:40-9:00 p.m., 207 Math.

WEDNESDAY, MARCH 2

COLLOQUIUM: (E. Urban, M.T. Wang)
Ravi Ramakrishna (Cornell)
"Galois representations and Serre's conjecture"
4:00 p.m., Tea will be served at 3:30 p.m., 508 Math.

THURSDAY, MARCH 3

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
Number Theory (D. Goldfeld, V. Kolyvagin, P. Sarnak,  L. Szpiro)
Wieslawa Niziol (University of Utah)
"Motivic cohomology and p-adic periods"
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)
Noah Yechiely (Bridgewater Associates)
"Global macro quantitative investing"
7:40-9:00 p.m., 207 Math.

FRIDAY, MARCH 4

Probability: (P. Bank)
Jay Rosen (CUNY)
A Series of THREE LECTURES on Markov Local Times and Gausian Processes
"Lecture III: The favorite point problem"
Note Location: 11:00-12:00 p.m., Floor 903 Statistics; 1255 Amsterdam Ave.
(Between 121^st and 122^nd St)

DOUBLE HEADER I: Columbia-Stony Brook Junior Geometry Seminar: (J. Martens)
Dave Swinarski
"Constructing moduli spaces of curves"
12:00 Noon,  417 Math

Geometric Topology:  (C. Leininger)
Kim Ruane (Tufts)
"Splittings of CAT(0) IFPgroups and boundaries"
1:15 p.m., 507 Math.

DOUBLE HEADER II: Columbia-Stony Brook Junior Geometry Seminar: (J. Martens)
Jyh-Haur Teh (SUNY, Stony Brook)
"Introduction to Lawson homology and morphic cohomology"
2:30 p.m.,  520 Math

Special Number Theory: (E. Urban)
David Whitehouse (Caltech)
"The twisted weighted fundamental lemma for transfer from GSp(4) to GL(4)"
4:00 p.m., 507 Math.

Junior Colloquium: (A. Kontorovich)
Ioannis Karatzas
“Brownian Motion, a century after Einstein's Annus Mirabilis”
NOTE SPECIAL DAY, TIME AND LOCATION: 4:00 p.m., 520 Math.