New York Number Theory Seminar

Combinatorial and Additive Number Theory (CANT 2023)

The conference will both in person and on Zoom.

All lectures will be broadcast on Zoom.

May 23-26, 2023 (Tuesday - Friday)

Description: This is the twenty-first in a series of annual workshops sponsored by the New York Number Theory Seminar at the CUNY Graduate Center on problems in combinatorial and additive number theory and related parts of mathematics.

This is a hybrid conference: Talks may be presented in person at the CUNY Graduate Center or on Zoom.
The session on Tuesday, May 23, will be entirely on Zoom and not at CUNY.
The sessions from Wednesday, May 24, to Friday, May 26, will be in person at CUNY and on Zoom.
Everyone is invited and encouraged to attend in person both the morning and afternoon sessions as we resume pre-covid mathematical human interaction.
There will be daily morning coffee and afternoon wine and cheese.

All conference lectures, both those presented in person and those delivered remotely, will be broadcast live on Zoom and uploaded to YouTube.
To join the conference on Zoom, you should download the free software Zoom 5.0 from

The conference program, list of speakers, and abstracts are posted on this website and on

Mathematicians who would like to speak at the meeting, either in person or remotely, should submit a title and abstract (both pdf and LaTex file) to:


Location of in person sessions:
Science Center - Room 4102
CUNY Graduate Center
365 Fifth Avenue
New York, NY 10016

Registration: Registration for CANT 2023 is free. All participants, both those attending in person and those on Zoom, should register on Login information for the Zoom lectures will be emailed daily to registrants.

Registration Link:

For more information, please contact:
Melvyn B. Nathanson
Department of Mathematics
Lehman College (CUNY)
Bronx, NY 10468