CANT 2020 Zoom Program
Monday, June 1, 2020
Session chair: Steven Miller, Williams College
9:00 - 9:25 a.m.

Robert Hough, SUNY at Stony Brook
The 15 puzzle problem

9:30 - 9:55 a.m.

Mel Nathanson, Lehman College and CUNY Graduate Center
The fundamental theorems of additive number theory

10:00 - 10:25 a.m.

Péter Pál Pach, Budapest University of Technology and Economics
Counting subsets avoiding certain multiplicative configurations

10:30 - 10:55 a.m

Aled Walker, CRM, Montréal, and Trinity College, Cambridge
A tight structure theorem for sumsets

11:00 - 11:25 a.m.

Alfred Geroldinger, University of Graz, Austria
Zero-sum sequences over finite abelian groups and their sets of lengths

11:30 - 11:55 a.m.

Arindam Biswas, Technion - Israel Institute of Technology
On minimal complements and co-minimal pairs in groups

12:00 - 12:25 p.m.

Michael Curran, Williams College
Ehrhart theory and an explicit version of Khovanskii’s theorem

12:30 - 1:00 p.m.

Lunch

CANT 2020 Zoom Program
Monday, June 1, 2020
Session chair: Kevin O’Bryant, College of Staten Islandand CUNY Graduate Center
1:00 -1:25 p.m.

Pierre-Yves Bienvenu, Université de Lyon
Additive bases in infinite abelian semigroups, I

1:30 -1:55 p.m.

Thai Hoang Lê, University of Mississippi
Additive bases in infinite abelian semigroups, II

2:00 - 2:25 p.m.

Alex Cohen, Yale University
A Sylvester-Gallai result in the complex plane

2:30 - 2:55 p.m.

Theresa C. Anderson, Purdue University
How numbers interact with curves

3:00 - 3:25 p.m.

Michael Bennett, University of British Columbia
Differences between perfect powers

3:30 - 3:55 p.m.

Wolfgang Schmid, University of Paris 8, Saint-Denis, Paris
Plus-minus weighted zero-sum sequences and applications
to factorizations of norms of quadratic integers

4:00 - 4:25 p.m.

Steve Senger, Missouri State University
Point configurations determined by dot products

4:30 - 4:55 p.m.

Jeffrey C. Lagarias, University of Michigan
Partial factorizations of products of binomial coefficients

CANT 2020 Zoom Program
Tuesday, June 2, 2020
Session chair: Oriol Serra, Universitat Politècnica deCatalunya, Barcelona
9:00 - 9:25 a.m.

Paolo Leonetti, Università Bocconi, Italy
On the density of sumsets

9:30 - 9:55 a.m.

Kåre Gjaldbæk, CUNY Graduate Center
Noninjectivity of nonzero discriminant polynomials
and applications to packing polynomials

10:00 - 10:25 a.m.

Gautami Bhowmik, Université de Lille, France
Asymptotics of products of L-functions

10:30 - 10:55 a.m

Lajos Hajdu, University of Debrecen, Hungary
Skolem’s conjecture for a family of exponential equations

11:00 - 11:25 a.m.

Leonid Fel, Technion – Israel Institute of Technology, Israel
A sum of negative degrees of the gaps values in two-generated
numerical semigroups and identities for the Hurwitz zeta function

11:30 - 11:55 a.m.

George E. Andrews, Pennsylvania State University
Separable integer partition (SIP) classes

12:00 - 1:00 p.m.

Lunch

CANT 2020 Zoom Program
Tuesday, June 2, 2020Session chair: Jeffrey Lagarias, University of Michigan
1:00 -1:25 p.m.

Norbert Hegyvárı́, Eötvös University and Rényi Institute, Budapest
Hilbert cubes meet arithmetic sets

1:30 -1:55 p.m.

George Shakan, University of Oxford, UKAn analytic approach to the cardinality of sumsets

2:00 - 2:25 p.m.

I.D. Shkredov, Steklov Mathematical Institute, Russia
Growth in Chevalley groups and some applications

2:30 - 2:55 p.m.

Pablo Soberón, Baruch College (CUNY)
The topological Tverberg problem beyond prime powers

3:00 - 3:25 p.m.

William Keith, Michigan Technological University
Part-frequency matrices of partitions: New developments and related bijections

3:30 - 3:55 p.m.

Ariane Masuda, New York City Tech(CUNY)
Rédei permutations with cycles of length 1 and p

4:00 - 4:25 p.m.

Huixi Li, University of Nevado, Reno
On the connection between the Goldbach conjecture
and the Elliott-Halberstam conjecture

4:30 - 4:55 p.m.

Brad Isaacson, New York City Tech (CUNY)
Formulas for some exponential and trigonometric character sums

CANT 2020 Zoom Program
Wednesday, June 3, 2020
Session chair: Alfred Geroldinger, University of Graz,Austria
9:00 - 9:25 a.m.

Yong-Gao Chen, Nanjing Normal University, P. R. China
On a problem of Erdős, Nathanson and Sárközy

9:30 - 9:55 a.m.

Angel Kumchev, Towson University
Bounds for discrete maximal functions of codimension 3

10:00 - 10:25 a.m.

Oriol Serra, Universitat Politècnica de Catalunya, Barcelona
Extremal sets for Freiman’s theorem

10:30 - 10:55 a.m

Bhuwanesh Rao Patil, PDF at IISER Berhampur, India
Geometric progressions in syndetic sets

11:00 - 11:25 a.m.

Amanda Montejano, Universidad Nacional Autónoma de México
Zero-sum squares in bounded discrepancy {−1, 1}-matrices

11:30 - 11:55 a.m.

Jakub Konieczny, Hebrew University of Jerusalem, Israel
Automatic multiplicative sequences

12:00 - 1:00 p.m.

Lunch

CANT 2020 Zoom Program
Wednesday, June 3, 2020
Session chair: Amanda Montejano, Universidad NacionalAutónoma de México

1:00 -1:25 p.m.

Carl Pomerance, Dartmouth College
Symmetric primes

1:30 -1:55 p.m.

Jared Duker Lichtman, University of Oxford
The Erdős primitive set conjecture

2:00 - 2:25 p.m.

Nathan McNew, Towson University
Primitive sets in function fields

2:30 - 2:55 p.m.

Kevin O’Bryant, College of Staten Island and CUNY Graduate Center
Rigorous proofs of stupid inequalities

3:00 - 3:25 p.m.

Michael Filaseta, University of South Carolina
Two excursions in digitally delicate primes

3:30 - 3:55 p.m.

Hamed Mousavi, Georgia Tech
A class of sums with unexpectedly high cancellation

4:00 - 4:25 p.m.

Wladimir Pribitkin, College of Staten Island and CUNY Graduate Center
Recounting partitions in memory of Freeman Dyson

4:30 - 4:55 p.m.

Josiah Sugarman, CUNY Graduate CenterOn the spectrum of the Conway-Radin operator

CANT 2020 Zoom Program
Thursday, June 4, 2020
Session chair: Sukumar Das Adhikari, Ramakrishna
Mission Vivekananda Educational and Research Institute(RKMVERI), India
9:00 - 9:25 a.m.

Florian Luca, University of the Witwatersrand, South Africa
Prime factors of the Ramanujan τ -function

9:30 - 9:55 a.m.

Sándor Kiss, Institute of Mathematics, Budapest University of Technology and EcoSidon sets and bases

10:00 - 10:25 a.m.

Oliver Roche-Newton, Johann Radon Institute for Computationaland Applied Mathematics (RICAM) Linz, Austria
Higher convexity and iterated sum sets

10:30 - 10:55 a.m

Senia Sheydvasser, CUNY Graduate Center
A twisted Euclidean algorithm

11:00 - 11:25 a.m.

Sophie Stevens, Johann Radon Institute for Computationaland Applied Mathematics (RICAM) Linz, Austria
An update on the sum-product problem

11:30 - 11:55 a.m.

Trevor Wooley, Purdue University
Condensation and densification for sets of large diameter

12:00 - 12:25 p.m.

Akshat Mudgal, University of Bristol, UK
Arithmetic combinatorics on Vinogradov systems

12:30 - 1:00 p.m.

Lunch

CANT 2020 Zoom Program
Thursday, June 4, 2020
Session chair: George Andrews, Pennsylvania StateUniversity
1:00 -1:25 p.m.

Renling Jin, College of Charleston
Szemerédi’s theorem, nonstandardized and simplified

1:30 -1:55 p.m.

Daniel Glasscock, University of Massachusetts, Lowell
Uniformity in the dimension of sumsets of p- and q-invariant sets,with applications in the integers

2:00 - 2:25 p.m.

Neil Hindman, Howard University
Tensor products in β(N × N)

2:30 - 2:55 p.m.

Robert W. Donley, Jr., Queensborough Community College (CUNY)
Semi-magic matrices for dihedral groups

3:00 - 3:25 p.m.

Sandra Kingan, Brooklyn College (CUNY)
H-critical graphs

3:30 - 3:55 p.m.

Ethan White, University of British Columbia
Directions in AG(2, p) and the clique number of Paley graphs

4:00 - 4:25 p.m.

Chi Hoi Yip, University of British Columbia
On the clique number of Paley graphs of prime power order

4:30 - 4:55 p.m.

Javier Santiago, University of Puerto Rico
On permutation binomials of index q e−1 + q e−2 + · · · + 1

CANT 2020 Zoom ProgramFriday, June 5, 2020
Session chair: Ilya Shkredov, Stekhlov Institute, Moscow
9:00 - 9:25 a.m.

Yonutz V. Stanchescu, Afeka Academic College, Tel Aviv, Israel
Structural results for small doubling sets in 3-dimensional Euclidean space

9:30 - 9:55 a.m.

Sukumar Das Adhikari, India
Weighted generalization of a theorem of Gao

10:00 - 10:25 a.m.

Shalom Eliahou, Université du Littoral Côte d’Opale, France
Some recent results on Wilf’s conjecture

10:30 - 10:55 a.mArie Bialostocki, University of Idaho
Zero-sum Ramsey theory: Origins, present, and future

11:00 - 11:25 a.m.

Christian Elsholtz, Graz University of Technology, Austria
Sums of unit fractions

11:30 - 11:55 a.m.

Giorgis Petridis, The University of Georgia
A question of Bukh on sums of dilates

12:00 - 12:25 p.m.

Fei Peng, Carnegie Mellon University
Distribution of missing differences in diffsets

12:30 - 1:00 p.m.

Lunch

CANT 2020 Zoom Program
Friday, June 5, 2020
Session chair: Gautami Bhowmik, Université de Lille,
France1:00 -1:25 p.m.

Harald Helfgott, Universität Göttigen
Optimality of the logarithmic upper-bound sieve, with explicit estimates

1:30 -1:55 p.m.

Brian Hopkins, Saint Peter’s University
Restricted multicompositions

2:00 - 2:25 p.m.

James Sellers, University of Minnesota, Duluth
Garden of Eden partitions for Bulgarian and Austrian solitaire

2:30 - 2:55 p.m.

Jing-Jing Huang, University of Nevada, Reno
Diophantine approximation on affine subspaces

3:00 - 3:25 p.m.

Gabriel Conant, University of Cambridge, UK
Small tripling with forbidden bipartite configurations

3:30 - 3:55 p.m.

Noah Luntzlara, University of Michigan
Sets arising as minimal additive complements in the integers

4:00 - 4:25 p.m.

Dylan King, Wake Forest University
Distribution of missing sums in correlated sumsets

4:30 - 4:55 p.m.

Alex Iosevich, University of Rochester
On discrete and continuous variants of the distance graph