A non-abelian conjecture of Tate–Shafarevich type for hyperbolic curves

Let X denote a hyperbolic curve over Q and let p denote a prime of good reduction. The third author’s approach to integral points, introduced in Kim (Invent Math 161:629–656, 2005; Publ Res Inst Math Sci 45:89–133, 2009), endows X(Zp) with a nested sequence of subsets X(Zp)n which contain X(Z). Thes...

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मुख्य लेखकों: Balakrishnan, J, Dan-Cohen, I, Kim, M, Wewers, S
स्वरूप: Journal article
प्रकाशित: Springer Berlin Heidelberg 2018
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author Balakrishnan, J
Dan-Cohen, I
Kim, M
Wewers, S
author_facet Balakrishnan, J
Dan-Cohen, I
Kim, M
Wewers, S
author_sort Balakrishnan, J
collection OXFORD
description Let X denote a hyperbolic curve over Q and let p denote a prime of good reduction. The third author’s approach to integral points, introduced in Kim (Invent Math 161:629–656, 2005; Publ Res Inst Math Sci 45:89–133, 2009), endows X(Zp) with a nested sequence of subsets X(Zp)n which contain X(Z). These sets have been computed in a range of special cases (Balakrishnan et al., J Am Math Soc 24:281–291, 2011; Dan-Cohen and Wewers, Proc Lond Math Soc 110:133–171, 2015; Dan-Cohen and Wewers, Int Math Res Not IMRN 17:5291–5354, 2016; Kim, J Am Math Soc 23:725–747, 2010); there is good reason to believe them to be practically computable in general. In 2012, the third author announced the conjecture that for n sufficiently large, X(Z) = X(Zp)n. This conjecture may be seen as a sort of compromise between the abelian confines of the BSD conjecture and the profinite world of the Grothendieck section conjecture. After stating the conjecture and explaining its relationship to these other conjectures, we explore a range of special cases in which the new conjecture can be verified.
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spelling oxford-uuid:2bf0593a-46e2-41f7-adda-278611203eae2022-03-26T12:33:58ZA non-abelian conjecture of Tate–Shafarevich type for hyperbolic curvesJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:2bf0593a-46e2-41f7-adda-278611203eaeSymplectic Elements at OxfordSpringer Berlin Heidelberg2018Balakrishnan, JDan-Cohen, IKim, MWewers, SLet X denote a hyperbolic curve over Q and let p denote a prime of good reduction. The third author’s approach to integral points, introduced in Kim (Invent Math 161:629–656, 2005; Publ Res Inst Math Sci 45:89–133, 2009), endows X(Zp) with a nested sequence of subsets X(Zp)n which contain X(Z). These sets have been computed in a range of special cases (Balakrishnan et al., J Am Math Soc 24:281–291, 2011; Dan-Cohen and Wewers, Proc Lond Math Soc 110:133–171, 2015; Dan-Cohen and Wewers, Int Math Res Not IMRN 17:5291–5354, 2016; Kim, J Am Math Soc 23:725–747, 2010); there is good reason to believe them to be practically computable in general. In 2012, the third author announced the conjecture that for n sufficiently large, X(Z) = X(Zp)n. This conjecture may be seen as a sort of compromise between the abelian confines of the BSD conjecture and the profinite world of the Grothendieck section conjecture. After stating the conjecture and explaining its relationship to these other conjectures, we explore a range of special cases in which the new conjecture can be verified.
spellingShingle Balakrishnan, J
Dan-Cohen, I
Kim, M
Wewers, S
A non-abelian conjecture of Tate–Shafarevich type for hyperbolic curves
title A non-abelian conjecture of Tate–Shafarevich type for hyperbolic curves
title_full A non-abelian conjecture of Tate–Shafarevich type for hyperbolic curves
title_fullStr A non-abelian conjecture of Tate–Shafarevich type for hyperbolic curves
title_full_unstemmed A non-abelian conjecture of Tate–Shafarevich type for hyperbolic curves
title_short A non-abelian conjecture of Tate–Shafarevich type for hyperbolic curves
title_sort non abelian conjecture of tate shafarevich type for hyperbolic curves
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