Cotangent sums, quantum modular forms, and the generalized Riemann hypothesis

We show that an asymptotic property of the determinants of certain matrices whose entries are finite sums of cotangents with rational arguments is equivalent to the GRH for odd Dirichlet characters. This is then connected to the existence of certain quantum modular forms related to Maass Eisenstein...

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Main Authors: Zagier, Don, Lewis, John B
Other Authors: Massachusetts Institute of Technology. Department of Mathematics
Format: Article
Language:English
Published: Springer International Publishing 2018
Online Access:http://hdl.handle.net/1721.1/119799
https://orcid.org/0000-0002-3822-6131
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author Zagier, Don
Lewis, John B
author2 Massachusetts Institute of Technology. Department of Mathematics
author_facet Massachusetts Institute of Technology. Department of Mathematics
Zagier, Don
Lewis, John B
author_sort Zagier, Don
collection MIT
description We show that an asymptotic property of the determinants of certain matrices whose entries are finite sums of cotangents with rational arguments is equivalent to the GRH for odd Dirichlet characters. This is then connected to the existence of certain quantum modular forms related to Maass Eisenstein series.
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spelling mit-1721.1/1197992024-06-27T14:43:28Z Cotangent sums, quantum modular forms, and the generalized Riemann hypothesis Zagier, Don Lewis, John B Massachusetts Institute of Technology. Department of Mathematics Lewis, John B We show that an asymptotic property of the determinants of certain matrices whose entries are finite sums of cotangents with rational arguments is equivalent to the GRH for odd Dirichlet characters. This is then connected to the existence of certain quantum modular forms related to Maass Eisenstein series. 2018-12-20T18:26:12Z 2018-12-20T18:26:12Z 2018-11 2018-05 2018-12-07T04:44:53Z Article http://purl.org/eprint/type/JournalArticle 2522-0144 2197-9847 http://hdl.handle.net/1721.1/119799 Lewis, John, and Don Zagier. “Cotangent Sums, Quantum Modular Forms, and the Generalized Riemann Hypothesis.” Research in the Mathematical Sciences, vol. 6, no. 1, Mar. 2019. © 2018 The Authors https://orcid.org/0000-0002-3822-6131 en https://doi.org/10.1007/s40687-018-0159-8 Research in the Mathematical Sciences Creative Commons Attribution http://creativecommons.org/licenses/by/4.0/ The Author(s) application/pdf Springer International Publishing Springer International Publishing
spellingShingle Zagier, Don
Lewis, John B
Cotangent sums, quantum modular forms, and the generalized Riemann hypothesis
title Cotangent sums, quantum modular forms, and the generalized Riemann hypothesis
title_full Cotangent sums, quantum modular forms, and the generalized Riemann hypothesis
title_fullStr Cotangent sums, quantum modular forms, and the generalized Riemann hypothesis
title_full_unstemmed Cotangent sums, quantum modular forms, and the generalized Riemann hypothesis
title_short Cotangent sums, quantum modular forms, and the generalized Riemann hypothesis
title_sort cotangent sums quantum modular forms and the generalized riemann hypothesis
url http://hdl.handle.net/1721.1/119799
https://orcid.org/0000-0002-3822-6131
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