On signs of coefficients of L-functions

arXiv (Cornell University) 2026 Preprint Open access

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Authors: Didier Lesesvre, Ming Ho Ng, Yingnan Wang
DOI: 10.48550/arxiv.2603.03029
Cited by: 0
References: 2

Abstract

We give a general lower bound on the frequency of sign changes in the real coefficients of L-functions of the Selberg class. We in particular recover existing results in the cases of GL(2) and GL(3), and obtain new bounds in the case of GSp(4).

Fields of Study & Subjects

Analytic Number Theory Research Advanced Algebra and Geometry Spectral Theory in Mathematical Physics

Publication details

Journal / source
arXiv (Cornell University)
Publication date
3 March 2026
Language
EN
Document type
Preprint