On the Tate conjecture for divisors on varieties with $h^{2,0} = 1$ in positive characteristics

Fuente: arXiv
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Autori principali: Hamacher, Paul, Yang, Ziquan, Zhao, Xiaolei
Natura: Preprint
Pubblicazione: 2022
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author Hamacher, Paul
Yang, Ziquan
Zhao, Xiaolei
author_facet Hamacher, Paul
Yang, Ziquan
Zhao, Xiaolei
contents We prove that the Tate conjecture for divisors is ''generically true'' for mod p reductions of complex projective varieties with $h^{2, 0} = 1$, under a mild assumption on moduli. By refining this general result, we establish a new case of the BSD conjecture over global function fields, and the Tate conjecture for a class of general type surfaces of geometric genus 1.
format Preprint
id arxiv_https___arxiv_org_abs_2207_11904
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle On the Tate conjecture for divisors on varieties with $h^{2,0} = 1$ in positive characteristics
Hamacher, Paul
Yang, Ziquan
Zhao, Xiaolei
Algebraic Geometry
Number Theory
We prove that the Tate conjecture for divisors is ''generically true'' for mod p reductions of complex projective varieties with $h^{2, 0} = 1$, under a mild assumption on moduli. By refining this general result, we establish a new case of the BSD conjecture over global function fields, and the Tate conjecture for a class of general type surfaces of geometric genus 1.
title On the Tate conjecture for divisors on varieties with $h^{2,0} = 1$ in positive characteristics
topic Algebraic Geometry
Number Theory
url https://arxiv.org/abs/2207.11904