Unlikely intersections between isogeny orbits and curves

被引:2
|
作者
Dill, Gabriel [1 ]
机构
[1] Univ Oxford, Math Inst, Andrew Wiles BldgRadcliffe Observ Quarter,Woodsto, Oxford OX2 6GG, England
基金
瑞士国家科学基金会;
关键词
Unlikely intersections; isogeny; abelian scheme; Andre-Pink-Zannier conjecture; ABELIAN-VARIETIES; RATIONAL-POINTS; CONJECTURE; FAMILIES; LANG; FINITENESS; THEOREM; HEIGHT;
D O I
10.4171/JEMS/1057
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Fix an abelian variety A(0) and a non-isotrivial abelian scheme over a smooth irreducible curve, both defined over the algebraic numbers. Consider the union of all images of translates of a fixed finite-rank subgroup of A(0), also defined over the algebraic numbers, by abelian subvarieties of A(0) of codimension at least k under all isogenies between A(0) and some fiber of the abelian scheme. We characterize the curves inside the abelian scheme which are defined over the algebraic numbers, dominate the base curve and potentially intersect this set in infinitely many points. Our proof follows the Pila-Zannier strategy.
引用
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页码:2405 / 2438
页数:34
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