School of Mathematical and Statistical Sciences Faculty Publications and Presentations

Document Type

Article

Publication Date

4-20-2023

Abstract

For 80 years, Dyson’s rank has been known as the partition statistic that witnesses the first two of Ramanujan’s celebrated congruences for the ordinary partition function. In this paper, we show that Dyson’s rank actually witnesses families of partition congruences modulo every prime . This comes from an in-depth study of when a “multiplicity-based statistic” is a crank witnessing congruences for the function p ` n, m˘ , which enumerates partitions of n with parts of size at most m. We also show that as the modulus increases, there is an ever-growing collection of distinct multiplicity-based cranks witnessing these same families.

Comments

© Copyright 2023 by the authors.

An author’s draft version of the work, either before or after peer review, may be reproduced (under license no less restrictive than the CC BY-NC-ND Creative Commons License) by any means for educational and scientific purposes by the author(s). This means that the pre-publication draft of the work may be posted on the author’s personal website, contributed to the author’s institutional repository, and/or posted on pre-print servers such as arXiv.org, all provided that no commercial use of the material is made (no fees may be charged for access to or use of the material) and no derivative works are included.

Publication Title

Proc. Amer. Math. Soc

DOI

https://doi.org/10.1090/proc/16399

Included in

Mathematics Commons

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