COLUMBIA UNIVERSITY - Department of Mathematics
S E M I N A R S - WEEK OF MARCH 1, 2004

 MONDAY, MARCH 1

Special Seminar: (W. Neumann)
James Pommersheim (UCSD)
"Counting lattice points, toric varieties, and zeta functions"
11:00 a.m., 507 Math.

Physics Colloquium:
Norbert Holtkamp (Spallation Neutron Source @ ORNL)
"The spallation neutron sources – a status and outlook"
4:15 p.m., 428 PUPIN HALL
Coffee served at 3:30 p.m. near the entrance to the lecture hall on the 4th floor of Pupin Hall.

TUESDAY, MARCH 2

Mathematics of Finance Practitioners Seminar: (M. Smirnov)
 Albert Shiryaev (Moscow State University & Steklov Mathematics Institute)
 "Change of time and change of measure as methods of the construction of processes and distributions in the financial modeling.  General ideas of the construction of processes with complex structure via a change of time of processes with simple structure."
7:40-9:00 p.m., 207 Math.

WEDNESDAY,  MARCH 3

COLLOQUIUM: (D. Daskalopoulos)
Winfried Kohnen - Universität Heidelberg
"Special values of the $j$-function"
4:15 p.m., 520 Math. Tea will be served at 3:45 p.m., 508 Math.

THURSDAY, MARCH 4

APPLIED MATHEMATICS COLLOQUIUM:
Yannis G. Kevrekidis (Chemical Engineering, PACM and Mathematics and Princeton)
"Equation-free modeling for complex systems"
NOTE SPECIAL DAY AND TIME: 2:30-3:40 p.m., 214 Mudd

Samuel Eilenberg Lectures:
Robert Bryant (Duke & Columbia)
"Exterior differential systems in geometry"
2:40- 4:00 p.m., 507 Math.
Tea will be served at 4:00 p.m., 508 Math.

Geometry and Analysis: (H. Bray, M.T. Wang)
NO SEMINAR THIS WEEK.

 Special Number Theory Seminar: (S. Zhang)
Yuefei Wang (Chinese Academy of Sciences and Princeton)
"On the 3n + 1 Problem and holomorphic dynamics"
4:00 p.m., 405 Math.

Joint COLUMBIA-CUNY-NYU (Rotating among the 3 Universities)
Number Theory (D. Goldfeld, V. Kolyvagin, P. Sarnak,  L. Szpiro)
Guido Kings (Universität Regensburg)
"Special values of L-functions and non-commutative Iwasawa theory"
 Columbia, 312 Math, 5:30-7:00 p.m., Tea will be served in the Math Lounge, Room 508, 5:00 p.m.
Mathematics of Finance Practitioners Seminar: (M. Smirnov)
 Albert Shiryaev (Moscow State University & Steklov Mathematics Institute)
"Some new results of stochastic calculus and their applications in mathematical finance"
7:40-9:00 p.m., 207 Math.

FRIDAY, MARCH 5

Probability: (J. Vecer)
Andrew Lyasoff (Boston)
 "New numerical procedures for parabolic PDEs based on symbolic computing and Feynman-type integrals on the path-space"
11:00-12:15 p.m., 520 Math.
Tea and Coffee will be served at 10:30 a.m., 621 Math.

Columbia-Stony Brook Junior Algebraic Geometry Seminar (J. Martens)
Hyper-Kaehler Day at Columbia University
 Johan Martens
"A friendly introduction to Hyper-Kaehler geometry"
12:00 noon, 417 Math.
Justin Sawon (Stony Brook)
Title: TBA
2:00 p.m., 417 Math.

Geometric Topology:  (J. Birman, W. Neumann, I. Kofman)
Thomas Fiedler  (MSRI)
"New knot invariants"
1:15 p.m., 507 Math.

ISCAP: (B. Greene, T. Baltz)
Speaker: TBA
Title: TBA
2:00 p.m., 908 PUPIN HALL.

Algebraic Geometry:  (R. Friedman, M. Thaddeus)
 Jim Bryan (UBC)
 "Topological quantum field theory and Gromov-Witten theory of curves in Calabi-Yau threefolds"
3:30 p.m., 507 Math.