COLUMBIA UNIVERSITY

Department of Mathematics

S E M I N A R S -

WEEK OF MARCH 8, 1999

MONDAY, MARCH 8

Group Number Theory: (H. Bass)
Shahriar Mokhtari-Sharghi (Long Island)
"Cheeger inequality and tree lattices--continued"
4:00-5:30 p.m., 528 Math.

Number Theory: (D. Goldfeld, H. Jacquet, S.W. Zhang)
Arjune Budhram
"Trace of weight 2 Hecke operators"
5:30 p.m., 507 Math. Tea will be served at 5:00 p.m., 508 Math.

THURSDAY, MARCH 11

Geometry and Analysis I: (M. Kuranishi, I. Krichever)
John Loftin (Harvard)
"Applications of affine differential geometry to RP²"
2:30 p.m., 507 Math.

FRIDAY, MARCH 12

Probability: (I. Karatzas)
Robert Fernholz (INTECH)
"Portfolio generating functions"
11:00 a.m., 520 Math.

Algebraic Geometry: (R. Friedman, M. Thaddeus)
Robert Lazarsfeld (Michigan)
"A geometric effective Nullstellensatz"
1:30 p.m., 417 Math.

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