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Bibliographic Details
Main Authors: Angelo, Rodrigo, Xu, Max Wenqiang
Format: Preprint
Published: 2022
Subjects:
Online Access:https://arxiv.org/abs/2210.13735
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author Angelo, Rodrigo
Xu, Max Wenqiang
author_facet Angelo, Rodrigo
Xu, Max Wenqiang
contents We prove that if a polynomial has a root mod $p$ for every large prime $p$, then it has a real root. As an application, we show that the primes can't be covered by finitely many positive definite binary quadratic forms.
format Preprint
id arxiv_https___arxiv_org_abs_2210_13735
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle A polynomial with a root mod $p$ for every $p$ has a real root
Angelo, Rodrigo
Xu, Max Wenqiang
Number Theory
We prove that if a polynomial has a root mod $p$ for every large prime $p$, then it has a real root. As an application, we show that the primes can't be covered by finitely many positive definite binary quadratic forms.
title A polynomial with a root mod $p$ for every $p$ has a real root
topic Number Theory
url https://arxiv.org/abs/2210.13735