New York Number Theory Seminar

In 1982, Number Theorists in New York City and its environs began meeting regularly at the Graduate Center of the City University. The location was convenient to all parts of the city as well as to major transportation hubs. The original organizers were Harvey Cohn, David Chudnovsky, Gregory Chudnovsky and Melvyn B. Nathanson. Harvey Cohn has retired, but Nathanson is now based in the City University and able to act as host of the seminar.

Proceedings of the Seminar have been published by Springer-Verlag, originally in the Lecture Notes in Mathematics series

More recent reports appear as individual volumes, with the simple title Number Theory, and the names of the editors of the volume on the cover.

This page was first developed in the Fall of 2000. Schedules by semester are available.

The Graduate Center is currently located at 365 Fifth Avenue, between 34th and 35th Streets. The Ph.D. program in mathematics is located on the fourth floor. The seminar has met on Thursday afternoons for several years. In the Spring 2005 semester the seminar will meet Thursdays at 3:15PM in the room 4419 of the Graduate Center. A goal of the seminar this year will be to understand the paper of Gowers on a new and quantitative proof of Szemeredi's theorem, and the paper of Green and Tao on arithmetic progressions of prime numbers. More details will be posted in the department common area on the fourth floor. Current information on all seminars can be found in the Seminar Page of the Graduate Center Mathematics Department.

Date Speaker and
Affiliation
Title of talk
the first three meetings of the Spring semester are special seminars for graduate students
Monday, January 24
10:00 a.m. - 12:30 p.m.
S. Singh
NYCTC and Graduate Center
Estimates for the size of Sidon sets
Tuesday, January 25
10:00 a.m. - 12:30 p.m.
S. Singh
NYCTC and Graduate Center
Constructions of Sidon sets
Wednesday, January 26
10:00 a.m. - 12:30 p.m.
Jaewoo Lee
Graduate Center
To be announced
Return to standard format.
January 27 Alex Kontorovich
Columbia University
Arithmetic progressions in dense sets
February 03 Alex Kontorovich
Columbia University
Tao's ergodic theory proof of Szemeredi's theorem,
part 3 (abstract)
February 10 Mel Nathanson
Lehman College and
CUNY Graduate Center
Color focusing and the polynomial van der Waerden theorem (abstract)
February 17 Mel Nathanson
Lehman College and
CUNY Graduate Center
Color focusing and the polynomial van der Waerden theorem,
part 2 (abstract)
February 24 Mel Nathanson
Lehman College and
CUNY Graduate Center
Constructive lower bounds for van der Waerden numbers (abstract)
March 03 Mel Nathanson
Lehman College and
CUNY Graduate Center
Lower bounds for van der Waerden and Szemeredi numbers (abstract)
March 10 Jaewoo Lee
Graduate Center
Chen's Theorem on Unique Representation Bases
March 17 Mel Nathanson
Lehman College and
CUNY Graduate Center
Matroids and Sidon Sets
March 24 Alex Kontorovich
Columbia University
Pseudo-random measures and primes
March 31 Mel Nathanson
Lehman College and
CUNY Graduate Center
Bohr sets
April 07 Mel Nathanson
Lehman College and
CUNY Graduate Center
Bohr sets,
part 2
April 14 Mel Nathanson
Lehman College and
CUNY Graduate Center
Regular values for Bohr sets
April 21 David and Gregory Chudnovsky, and Tom Morgan
Polytechnic University of New York
Sparcity in space and time, I
April 28 No seminar
May 5 David and Gregory Chudnovsky, and Tom Morgan
Polytechnic University of New York
Sparcity in space and time, II
May 12 No seminar
May 18 - 21 CANT 2005 Workshop

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Last updated: April 29, 2005