COLUMBIA UNIVERSITY

Department of Mathematics

Group Number Theory: (H. Bass, N. Benakli)
NO SEMINAR THIS WEEK.

Number Theory: (D. Goldfeld, H. Jacquet, S.W. Zhang)
Jeffrey Vanderkam (IAS & Princeton)
"Non-vanishing families of L-functions at the center of the critical strip"
5:30 p.m., 507 Math. Tea will be served at 5:00 p.m., 508 Math.

Eilenberg Lectures:
Shing-Tung Yau (Harvard & Columbia)
NO SEMINAR THIS WEEK.

Applied Mathematics Colloquim: (C.K. Chu), jointly sponsored by
the Applied Mathematics Division, Applied Physics Department and
the Department of Mathematics
KUN XU (ICASE)
"Gas-Kinetic Schemes for Flow Simulations"
4:30 p.m., 414 Schapiro (CEPSR)

Algebraic Geometry: (R. Friedman, M. Thaddeus)
Shing-Tung Yau (Harvard & Columbia)
"Counting rational curves on algebraic varieties"
NOTE SPECIAL DAY AND TIME: 1:30 p.m., 417 Math.

Geometry and Analysis Seminar: (R. Hamilton, M. Kuranishi, D.H. Phong)
Ioannis Karatzas
"A parabolic Monge-Ampere equation arising from the mathematics of finance"
2:30 p.m., 507 Math.

Arithmetic Algebraic Geometry: (L. Szpiro, S.W. Zhang)
Lucien Szpiro
"Degrees and heights"
11:00 a.m., 507 Math.

Geometric Topology: (J. Birman, B. Mangum)
Joel Zablow (CUNY)
"Loops, waves and an `algebra' for Heegaard splittings"
1:15 p.m., 507 Math.