COLUMBIA UNIVERSITY

Department of Mathematics

S E M I N A R S -

Week of October 5, 1998



MONDAY, October 5

Joint Analysis and Probability: (I. Karatzas)
Juerg Huesler (Bern, Switzerland)
"Extremes of some nonstationary Gaussian processes"
10:30 a.m., 507 Math.

Group Number Theory: (H. Bass, N. Benakli)
Hyman Bass
"Discreteness criteria for tree automorphism groups"
4:00 p.m., 507 Math.

Number Theory: (D. Goldfeld, H. Jacquet, S.W. Zhang)
Tonghai Yang (SUNY, Stony Brook)
"The central derivatives of certain Hecke L-series"
5:30 p.m., 507 Math. Tea will be served at 5:00 p.m., 508 Math.

TUESDAY, October 6

Eilenberg Lectures:
Shing-Tung Yau (Harvard & Columbia)
"Non-Linear differential equations and geometry"
4:30 p.m., 507 Math.

FRIDAY, October 9

Geometry and Analysis Seminar: (M. Kuranishi, D.H. Phong)
Gang Tian (MIT)
"Uniqueness of Kahler-Ricci solitons"
10:00 a.m., 520 Math. -
NOTE: SPECIAL TIME, DATE & LOCATION.

Arithmetic Algebraic Geometry: (L. Szpiro, S.W. Zhang)
Shou-Wu Zhang
"Diophantine approximation (I)"
11:00 a.m., 507 Math.

Algebraic Geometry: (R. Friedman, M. Thaddeus)
Tamas Hausel (Institute for Advanced Study)
"Cohomology of the moduli space of Higgs bundles"
1:00 p.m., 417 Math.

Geometric Topology: (J. Birman, B. Mangum)
NO SEMINAR THIS WEEK