MONDAY, OCTOBER 22
Physics Colloquium:
Saul Teukolsky (Hans A. Bethe Professor of Physics and Astrophysics, Cornell)
"Black 
holes and gravitational waves"
4:15 p.m., 428 PUPIN HALL
Informal Symplectic Geometry: 
(C. Manolescu, D. McDuff, P.S. Ozsváth)
R. Inanc Baykur
"Topology 
of broken Lefschetz fibrations"
5:30 p.m., 507 Math
TUES
DAY, OCTOBER 23
Applied Mathematics Colloquium: (M. 
Weinstein)
David Srolovitz (Yeshiva University)
"Soap 
bubble evolution and grain growth in all dimensions: beyond von Neumann-Mullins"
2:45 p.m., 214 Mudd
Columbia Discrete Math 
Seminar:  (D. 
Bayer, M. Chudnovsky)
NO SEMINAR THIS WEEK.
THURSDAY, OCTOBER 25
Geometry/Analysis 
Seminar: (Z. 
Hou, N. Sesum)
Michael Anderson (SUNY Stony Brook)
"
Local 
rigidity for Einstein manifolds with boundary"
4:30 p.m., 507 Math.
Joint 
COLUMBIA-CUNY-NYU
(Rotating 
among the 3 Universities) 
Number Theory (D. 
Goldfeld,
V. Kolyvagin,
L. 
Szpiro, 
Y. Tschinkel, 
A. Venkatesh, 
S. Zhang)
Christophe Breuil
 (Columbia, 
IHES and CNRS)
"From 
Diamond-Serre weights to GL2(F)"
Columbia University,  312 Math, 5:30-7:00 p.m., Tea will be 
served in the Math Lounge, Room 508, 5:00 
p.m.
FRIDAY, 
OCTOBER 26
Probability: 
(I. 
Karatzas)
Andrew Lyasoff  
(Boston)
"Integral functionals of Brownian 
motion and Asian options revisited
"
11:00 a.m., 520 
Math
Coffee and tea will be served at 10:30 a.m., 508 Math.
Symplectic Geometry and Gauge Theory: (C. 
Manolescu, 
D. McDuff,
M. Khovanov,
P.S. 
Ozsváth, 
R. 
Lipshitz)
Anar Akhmedov (Georgia Tech)
"Exotic 
4-manifolds with small Euler characteristics"
1:00 p.m., 507 Math.
Number Theory Workshop: (E. 
Urban)
Eric Urban
"On locally analytic principal series after Schneider-Teitelbaum"
1:30 p.m.-3:00 
p.m., 622 Math.
Geometric 
Topology:  (D. 
Thurston)
Liam Watson  
(UQŔM)
"Knots 
with identical Khovanov homology"
2:15 p.m., 507 Math.
Algebraic Geometry: 
(J. de Jong, M. Thaddeus,
J. Ross)
Maksym 
Fedorchuk  
(Harvard)
"Linear 
sections of the Severi variety and moduli of curves"
2:15 p.m., 417 Math.
Samuel Eilenberg 
Lectures:
Yakov Eliashberg (Stanford &
Columbia)
“Symplectic 
topology of affine complex manifolds"
3:30 p.m., 312 Math.
Tea will be served at 3:00 p.m., 508 Math.