COLUMBIA UNIVERSITY

Department of Mathematics

Number Theory: (D. Goldfeld, H. Jacquet, S.W. Zhang)
Paul Gunnells (Rutgers, Newark)
"GL(n)-Eisenstein series twisted by Ash-Borel modular symbols"
5:30 p.m., 507 Math. Tea will be served at 5:00 p.m., 508 Math.

Samuel Eilenberg Lectures: (D. Goldfeld)
Alex Lubotzky (Hebrew University & Columbia University)
Subgroup Growth
NO SEMINAR THIS WEEK.

Linear and non-linear groups, linearization methods (A. Lubotzky, W. Neumann, J. Birman )
NO SEMINAR THIS WEEK.

Geometry and Analysis: (R. Hamilton, M. Kuranishi, I. Krichever & D.H. Phong)
Xiuxiong Chen (Princeton)
"Ricci flow Kähler-Einstein manifolds"
2:30 p.m., 507 Math.

Probability: (I. Karatzas)
Dan Ocone (Rutgers)
"A leavable bounded velocity stochastic control problem"
11:00-12:15 p.m., 520 Math.
Tea and Coffee will be served at 10:30 a.m., 621 Math.

Geometric Topology: (J. Birman, W. Neumann, A. Champanerkar)
James Conant (Cornell)
"Vassiliev invariants, claspers and gropes"
1:15 p.m., 507 Math. 1:15 p.m., 507 Math.

Algebraic Geometry: (M. Thaddeus)
Linda Chen
"Quantum cohomology of flag varieties"
2:30 p.m., 417 Math.