NORTHEASTERN UNIVERSITY
MATHEMATICS DEPARTMENT
 
Geometry-Algebra-Singularities-Combinatorics 
Seminar

Fall 1999


Date Speaker Title
September 27 Terry Gaffney 
(Northeastern University) 		The Buchsbaum-Rim multiplicity, modules which are direct sums of ideals, and the volumes of polyhedra 
October 4 David Cox
(Amherst College) 		Syzygies, Base Points, and Equations of Surfaces 
October 12 Michael Hopkins
(MIT) 		Lattices and homotopy theory 
October 18 1:30-2:30 Dan Abramovich
(Boston University) 		Factorization of birational maps 
October 18 2:45-3:45 Michael Baake
(University of Tubingen) 		Mathematical diffraction theory 
October 25 Monserrat Teixidor
(Tufts University) 		On Green's conjecture for the generic canonical curve 
October 28 note special date/time/room! Diane Maclagan
(U/C Berkeley) 		On the combinatorics of the toric Hilbert scheme 
November 1 Joseph M. Landsberg
(Université Paul Sabatier) 		Freudenthal's magic chart, discriminants, and numerology in the spirit of Deligne and Vogel 
November 8 A.B.Goncharov
(Brown University) 		Galois symmetries of the fundamental group of P1 minus three points 
November 15 Joe Harris
(Harvard University) 		Rational points on quartics 
November 22 Brian Harbourne 
(University of Nebraska) 		Evolution of a Conjecture of Nagata 
November 29 Sergey Khoroshkin 
(ITEP, Moscow & University of Chicago) 		Integral presentations of universal R-matrices 
December 6 Tony Geramita 
(Queens University and University of Genova) 		Tensor Rank and Secant Varieties to Segre Varieties: an Inverse System Approach 
December 9 3:30-4:30 note special date/time/room (544)! Igor Dolgachev 
(University of Michigan and Harvard University) 		Birational maps defined by partials of a homogeneous polynomial 
December 13 Yuri Berest 
(Cornell University) 		Ideal Classes of the Weyl Algebra and Noncommutative Projective Geometry 

The Seminar is usually held on Mondays, from 1:30 to 2:30 pm, in 509 Lake Hall.
For the announcement of a talk, click on the corresponding title.
Here are some directions on how to get to the Seminar.

Seminar organizers

Marc Levine
marc@neu.edu
Hal Schenck
schenck@neu.edu
Andrei Zelevinsky
andrei@neu.edu

Past and Present Seminars

Spring 1998  |    Fall 1998  |    Winter 1999   |    Spring 1999

Math Seminars Web page:  Alexandru I. Suciu Started: April 22, 1998.  Last modified: October 18, 1999
Math Department Maintained by:  Hal Schenck URL: http://www.math.neu.edu/GASC/GASC_f99.html