COLUMBIA UNIVERSITY - Department of Mathematics

Applied Mathematics Colloquim: (C.K. Chu), jointly sponsored by the Applied Mathematics Division, Applied Physics Department and the Department of Mathematics
Peter J. Gierasch (Cornell)
"Clouds and winds on Jupiter: Results from the NASA Galileo orbiter"
4:30 p.m., 214 S.W. Mudd

Number Theory: (D. Goldfeld, H. Jacquet, S. Zhang)
Brian Conrad (IAS, Princeton)
"Classifying certain (mod p) Galois representations"
5:30 p.m., 507 Math. Tea will be served at 5:00 p.m., 508 Math.

Group Theory: (H. Bass, S. Mokhtari-Sharghi)
Yair Glasner (Hebrew Univ.)
"On the arithmatic uniform lattices in Aut (the product of two trees) - continuation"
9:00 a.m., 507 Math.

New York Seminar on Geometry and Physics: (B. Greene)
Camillo Imbimbo (INFN, Genoa, Italy & Ohio State)
"Coupling the topological B-sigma model to topological gravity:
Special geometry from the algebraic properties of the BRS operator"
10:30 a.m., 507 Math. Coffee will be served at 10:15 a.m., 508 Math.

New York Seminar on Geometry and Physics: (B. Greene)
Camillo Imbimbo (INFN, Genoa, Italy & Ohio State)
"The field of theoretical meaning of the holomorphic anomaly of topological strings"
NOTE TIME & LOCATION: 2:00 p.m., Physics Dept. - 613 Meyer Hall, New York University
4 Washington Place - (Corner of Washington Place & Broadway)

Geometry and Analysis: (M. Kuranishi)
Ben Chow (MIT)
"Linearizing the Ricci flow and Harnack inequalities"
2:30 p.m., 507 Math.

Working Seminar-Critical Values of L-functions: (S.W. Zhang)
Shou-Wu Zhang, "Introduction to the work of Gross and Zagier (Part VI)"
11:00 a.m., 507 Math.

Geometric Topology: (J. Birman, B. Mangum)
Michael Hirsch (Emory)
"Dense orbits in area preservings flows on surfaces"
1:15 p.m., 507 Math.