A double character sum of Conrey-Iwaniec and Petrow-Young
Number Theory
2023-03-01 v1
Abstract
We show that a double character sum, appearing in the work of Conrey-Iwaniec and Petrow-Young on Weyl bound for certain -functions, is essentially a hypergeometric sum introduced by Katz. This produces a simple proof of the upper bound for this sum.
Cite
@article{arxiv.2302.14681,
title = {A double character sum of Conrey-Iwaniec and Petrow-Young},
author = {Ping Xi},
journal= {arXiv preprint arXiv:2302.14681},
year = {2023}
}
Comments
5 pages