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Related papers: The pro-$p$ Hom-form of the birational anabelian c…

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In 1981, Uchida proved a conditional version of the Hom-form of the Grothendieck birational anabelian conjecture for number fields. In this paper we prove an m-step solvable conditional version of the Grothendieck birational anabelian…

Number Theory · Mathematics 2023-07-18 Alberto Corato , Mohamed Saïdi

In this paper, we study the anabelian geometry of hyperbolic polycurves of dimension 2 over sub-p-adic fields. In 1-dimensional case, Mochizuki proved the Hom version of the Grothendieck conjecture for hyperbolic curves over sub-p-adic…

Number Theory · Mathematics 2022-08-25 Ippei Nagamachi

In this paper, we prove a prime-to-p version of Grothendieck's anabelian conjecture for hyperbolic curves over finite fields of characteristic p>0, whose original (full profinite) version was proved by Tamagawa in the affine case and by…

Algebraic Geometry · Mathematics 2008-01-14 Mohamed Saidi , Akio Tamagawa

We prove a Torelli-like theorem for higher-dimensional function fields, from the point of view of "almost-abelian" anabelian geometry.

Algebraic Geometry · Mathematics 2021-04-23 Adam Topaz

We prove the Iwasawa main conjecture over the arithmetic $\mathbb{Z}_p$-extension for semistable abelian varieties over function fields of characteristic $p>0$.

Number Theory · Mathematics 2014-06-25 King Fai Lai , Ignazio Longhi , Ki-Seng Tan , Fabien Trihan

We give a short proof of the "prime-to-$p$ version" of the Manin-Mumford conjecture for an abelian variety over a number field, when it has supersingular reduction at a prime dividing $p$, by combining the methods of Bogomolov, Hrushovski,…

Number Theory · Mathematics 2007-05-23 Tetsushi Ito

We consider function fields of transcendence degree at least 2 over algebraic closures of finite fields, and describe a functorial way to recover such function fields form their pro-l Galois theory.

Algebraic Geometry · Mathematics 2007-05-23 Florian Pop

Let A be an abelian fourfold. We prove the Standard Conjecture of Hodge type for A. By combining this result with a theorem of Clozel we deduce that numerical equivalence on A coincides with l-adic homological equivalence on A for…

Algebraic Geometry · Mathematics 2020-09-03 Giuseppe Ancona

In this paper, we prove the cohomological Lichtenbaum conjecture of abelian extensions of imaginary quadratic fields up to a finite set of bad primes.

Number Theory · Mathematics 2021-12-24 Chaochao Sun

Grothendieck's anabelian conjectures predict that certain classes of varieties over number fields are largely determined by their {\'e}tale fundamental groups. A theorem of Mochizuki shows that for hyperbolic curves over number fields or…

Algebraic Geometry · Mathematics 2026-03-09 Qixiang Wang

We prove that the standard conjecture of Hodge type holds for powers of abelian threefolds. Along the way, we also prove the conjecture for powers of simple abelian variety of prime dimension over finite fields, and in other related cases…

Algebraic Geometry · Mathematics 2025-10-27 Thomas Agugliaro

We prove that a certain class of open homomorphisms between Galois groups of function fields of curves over finite fields arise from embeddings between the function fields.

Algebraic Geometry · Mathematics 2009-12-11 Mohamed Saidi , Akio Tamagawa

We study a geometric analogue of the Iwasawa Main Conjecture for constant ordinary abelian varieties over $\ZZ_p^d$-extensions of function fields ramifying at a finite set of places.

Number Theory · Mathematics 2017-05-17 King Fai Lai , Ignazio Longhi , Ki-Seng Tan , Fabien Trihan

We estimate the proportion of function fields satisfying certain conditions which imply a function-field analogue of the Fontaine-Mazur conjecture. As a byproduct, we compute the fraction of abelian varieties (or even Jacobians) over a…

Number Theory · Mathematics 2007-05-23 Jeffrey D. Achter , Joshua Holden

In this paper we will prove that there exists a covariant functor, called algebraic anabelian functor, from the category of algebraic schemes over a given field to the category of outer homomorphism sets of groups. The algebraic anabelian…

Algebraic Geometry · Mathematics 2009-12-22 Feng-Wen An

In this article we consider some questions raised by F. Benoist, E. Bouscaren and A. Pillay. We prove that infinitely $p$-divisible points on abelian varieties defined over function fields of transcendence degree one over a finite field are…

Algebraic Geometry · Mathematics 2016-02-10 Damian Rössler

We define cohomological complexes of locally compact abelian groups associated with varieties over $p$-adic fields and prove a duality theorem under some assumption. Our duality takes the form of Pontryagin duality between locally compact…

Algebraic Geometry · Mathematics 2021-12-23 Thomas H. Geisser , Baptiste Morin

Let $K$ be a sub-$p$-adic field. We show that the functor sending a finite type $K$-scheme to its \'etale topos is fully faithful after localizing at the class of universal homeomorphisms. This generalizes a result of Voevodsky, who proved…

Algebraic Geometry · Mathematics 2024-10-31 Magnus Carlson , Jakob Stix

We establish the Iwasawa main conjecture for semi-stable abelian varieties over a function field of characteristic $p$ under certain restrictive assumptions. Namely we consider $p$-torsion free $p$-adic Lie extensions of the base field…

Number Theory · Mathematics 2019-01-11 David Vauclair , Fabien Trihan

We prove Hilbert's irreducibility theorem for abelian varieties over function fields of characteristic zero.

Algebraic Geometry · Mathematics 2025-07-30 Ariyan Javanpeykar
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