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相关论文: Bogomolov's Conjecture for Hyperelliptic Curves ov…

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We prove that Zhang's dynamical Bogomolov conjecture holds uniformly along $1$-parameter families of rational split maps and curves. This provides dynamical analogues of recent results of Dimitrov-Gao-Habegger and K\"uhne. In fact, we prove…

数论 · 数学 2024-07-02 Niki Myrto Mavraki , Harry Schmidt

In this article we prove the explicit Mordell Conjecture for large families of curves. In addition, we introduce a method, of easy application, to compute all rational points on curves of quite general shape and increasing genus. The method…

数论 · 数学 2017-08-29 Sara Checcoli , Francesco Veneziano , Evelina Viada

In this paper we study the Coleman-Oort conjecture for superelliptic curves, i.e., curves defined by affine equations $y^n=F(x)$ with $F$ a separable polynomial. We prove that up to isomorphism there are at most finitely many superelliptic…

数论 · 数学 2016-11-28 Ke Chen , Xin Lu , Kang Zuo

We consider the issue of when the L-polynomial of one curve over $\F_q$ divides the L-polynomial of another curve. We prove a theorem which shows that divisibility follows from a hypothesis that two curves have the same number of points…

数论 · 数学 2014-10-01 Omran Ahmadi , Gary McGuire , Antonio Rojas-León

It is proved the generalization of Toponogov theorem about the length of the curve in two-dimensional Riemannian manifolds in the case of two-dimensional Alexandrov spaces.

微分几何 · 数学 2020-07-06 Alexander A. Borisenko

In the present paper, we provide a new analogy between number fields and 1-dimensional function fields over finite fields from the viewpoint that the maximal cyclotomic extension of a number field is analogous to the constant field…

数论 · 数学 2025-07-29 Manabu Ozaki

We compute the $L$-functions of a large class of algebraic curves, and verify the expected functional equation numerically. Our computations are based on our previous results on stable reduction to calculate the local $L$-factor and the…

数论 · 数学 2015-04-03 Michel Börner , Irene I. Bouw , Stefan Wewers

In 2007, Bogomolov and Tschinkel proved that given two complex elliptic curves $E_1$ and $E_2$ along with even degree-$2$ maps $\pi_j\colon E_j\to \mathbb{P}^1$ having different branch loci, the intersection of the image of the torsion…

数论 · 数学 2024-11-20 Natalia Garcia-Fritz , Hector Pasten

In a number of papers, Y. Sternfeld investigated the problems of representation of continuous and bounded functions by linear superpositions. In particular, he proved that if such representation holds for continuous functions, then it holds…

泛函分析 · 数学 2015-01-22 Vugar Ismailov

In this paper, we will prove an analogue of Fujita's approximation theorem under the framework of Arakelov theory over adelic curves, which proves a conjecture of Huayi Chen and Atsushi Moriwaki.

代数几何 · 数学 2026-01-27 Chunhui Liu

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…

代数几何 · 数学 2008-01-14 Mohamed Saidi , Akio Tamagawa

In this paper, we prove that the admissible canonical bundle of the universal family of curves is a big adelic line bundle, and apply it to prove a uniform Bogomolov-type theorem for curves over global fields of all characteristics. This…

数论 · 数学 2024-05-01 Xinyi Yuan

We prove the Dynamical Andr\'e-Oort (DAO) conjecture proposed by Baker and DeMarco for families of rational maps parameterized by an algebraic curve. In fact, we prove a stronger result, which is a Bogomolov type generalization of DAO for…

动力系统 · 数学 2023-09-28 Zhuchao Ji , Junyi Xie

In this paper, we present some new results on the geometrically m-step solvable Grothendieck conjecture in anabelian geometry. Specifically, we show the (weak bi-anabelian and strong bi-anabelian) geometrically m-step solvable Grothendieck…

代数几何 · 数学 2025-02-18 Naganori Yamaguchi

The main result of the paper is Egorov's theorem for transversally elliptic operators on compact foliated manifolds. This theorem is applied to describe the noncommutative geodesic flow in noncommutative geometry of Riemannian foliations.

微分几何 · 数学 2009-11-10 Yuri A. Kordyukov

We use Hodge theory to prove a new upper bound on the ranks of Mordell-Weil groups for elliptic curves over function fields after regular geometrically Galois extensions of the base field, improving on previous results of Silverman and…

代数几何 · 数学 2014-01-07 Ambrus Pal

In the present paper we obtain a new homological version of the implicit function theorem and some versions of the Darboux theorem. Such results are proved for continuous maps on topological manifolds. As a consequence, some versions of…

代数拓扑 · 数学 2007-06-28 Carlos Biasi , Carlos Gutierrez , Edivaldo L. dos Santos

The Grothendieck conjecture for hyperbolic curves over finite fields was solved affirmatively by Tamagawa and Mochizuki. On the other hand, (a ``weak version'' of) the Grothendieck conjecture for some hyperbolic curves over algebraic…

数论 · 数学 2023-04-28 Takahiro Murotani

In this paper, we develop a new index theory for manifolds with polyhedral boundary. As an application, we prove Gromov's dihedral extremality conjecture regarding comparisons of scalar curvatures, mean curvatures and dihedral angles…

微分几何 · 数学 2023-03-09 Jinmin Wang , Zhizhang Xie , Guoliang Yu

In this work we present an explicit relation between the number of points on a family of algebraic curves over $\F_{q}$ and sums of values of certain hypergeometric functions over $\F_{q}$. Moreover, we show that these hypergeometric…

数论 · 数学 2010-08-23 M. Valentina Vega