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Related papers: An effective Chabauty-Kim theorem

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This paper introduces explicit Galois cohomological methods for determining the ranks of Bloch--Kato Selmer groups associated to the Tate twists of the 2-adic second \'etale cohomology of the Jacobian of a hyperelliptic curve with a…

Number Theory · Mathematics 2026-03-02 Netan Dogra

We extend the refined version of the Chabauty-Coleman bound on the number of rational points on a curve of genus g>1 to the case of bad reduction.

Number Theory · Mathematics 2010-03-30 David Brown

We prove upper bounds for the number of rational points on non-singular cubic curves defined over the rationals. The bounds are uniform in the curve and involve the rank of the corresponding Jacobian. The method used in the proof is a…

Number Theory · Mathematics 2009-09-24 D. R. Heath-Brown , D. Testa

We establish several surjectivity theorems regarding the Galois groups of small iterates of $\phi_c(x)=x^2+c$ for $c\in\mathbb{Q}$. To do this, we use explicit techniques from the theory of rational points on curves, including the method of…

Number Theory · Mathematics 2017-09-27 Wade Hindes

We prove a completely explicit and effective upper bound for the N\'eron--Tate height of rational points of curves of genus at least $2$ over number fields, provided that they have enough automorphisms with respect to the Mordell--Weil rank…

Number Theory · Mathematics 2025-04-29 Natalia Garcia-Fritz , Hector Pasten

Let X be a curve over a number field K with genus g>=2, $\pp$ a prime of O_K over an unramified rational prime p>2r, J the Jacobian of X, r=rank J(K), and $\scrX$ a regular proper model of X at $\pp$. Suppose r<g. We prove that…

Number Theory · Mathematics 2013-01-28 Eric Katz , David Zureick-Brown

Let $X= \mathbb{P}^1 \setminus \{0,1,\infty\}$, and let $S$ denote a finite set of prime numbers. In an article of 2005, Minhyong Kim gave a new proof of Siegel's theorem for $X$: the set $X(\mathbb{Z}[S^{-1}])$ of $S$-integral points of…

Number Theory · Mathematics 2017-05-17 Ishai Dan-Cohen , Stefan Wewers

Caro and Pasten gave an explicit upper bound on the number of rational points on a hyperbolic surface that is embedded in an abelian variety of rank at most one. We show how to use their method to produce a refined bound on the number of…

Number Theory · Mathematics 2025-02-04 Jennifer S. Balakrishnan , Jerson Caro

We give a formula for the component at p of the p-adic height pairing of a divisor of degree 0 on a hyperelliptic curve. We use this to give a Chabauty-like method for finding p-adic approximations to p-integral points on such curves when…

Number Theory · Mathematics 2014-12-31 Jennifer S. Balakrishnan , Amnon Besser , J. Steffen Müller

We explain how one can efficiently determine the (finite) set of rational points on a curve of genus 2 over $\mathbb Q$ with Jacobian variety $J$, given a point $P \in J(\mathbb Q)$ generating a subgroup of finite index in $J(\mathbb Q)$.

Number Theory · Mathematics 2025-09-30 Michael Stoll

The Chabauty--Kim method and its refined variant by Betts and Dogra aim to cut out the $S$-integral points $X(\mathbb{Z}_S)$ on a curve inside the $p$-adic points $X(\mathbb{Z}_p)$ by producing enough Coleman functions vanishing on them. We…

Number Theory · Mathematics 2025-02-18 Martin Lüdtke

We prove finiteness and give an explicit upper bound on the number of $S$-integral points on affine curves satisfying a certain rank-genus inequality. We achieve this by developing an analogue of the Chabauty method, embedding the curve…

Number Theory · Mathematics 2025-12-24 Marius Leonhardt , Martin Lüdtke

We generalize the explicit quadratic Chabauty techniques for integral points on odd degree hyperelliptic curves and for rational points on genus 2 bielliptic curves to arbitrary number fields using restriction of scalars. This is achieved…

Number Theory · Mathematics 2020-06-16 Jennifer S. Balakrishnan , Amnon Besser , Francesca Bianchi , J. Steffen Müller

We show that there is a bound depending only on g and [K:Q] for the number of K-rational points on a hyperelliptic curve C of genus g over a number field K such that the Mordell-Weil rank r of its Jacobian is at most g-3. If K = Q, an…

Number Theory · Mathematics 2015-11-26 Michael Stoll

Consider the smooth projective models C of curves y^2=f(x) with f(x) in Z[x] monic and separable of degree 2g+1. We prove that for g >= 3, a positive fraction of these have only one rational point, the point at infinity. We prove a lower…

Number Theory · Mathematics 2016-08-03 Bjorn Poonen , Michael Stoll

We present a new quadratic Chabauty method to compute the integral points on certain even degree hyperelliptic curves. Our approach relies on a nontrivial degree zero divisor supported at the two points at infinity to restrict the $p$-adic…

Number Theory · Mathematics 2025-12-01 Stevan Gajović , J. Steffen Müller

If Z is an open subscheme of Spec ZZ, X is a sufficiently nice Z-model of a smooth curve over QQ, and p is a closed point of Z, the Chabauty-Kim method leads to the construction of locally analytic functions on X(ZZ_p) which vanish on X(Z);…

Algebraic Geometry · Mathematics 2023-06-07 Ishai Dan-Cohen , David Jarossay

We describe a method that allows, under some hypotheses, to compute all the rational points of some genus 5 curves defined over a number field. This method is used to solve some arithmetic problems that remained open.

Number Theory · Mathematics 2015-11-26 Enrique Gonzalez-Jimenez

Kantor's Thesis was the first step in unifying the Chabauty-Kim and Lawrence-Venkatesh methods via relative completion. In this work, we refine Kantor's approach by addressing its limitations, achieving the first unification where a…

Number Theory · Mathematics 2024-12-02 David Corwin , Sa'ar Zehavi

Consider a smooth, geometrically irreducible, projective curve of genus $g \ge 2$ defined over a number field of degree $d \ge 1$. It has at most finitely many rational points by the Mordell Conjecture, a theorem of Faltings. We show that…

Number Theory · Mathematics 2021-04-02 Vesselin Dimitrov , Ziyang Gao , Philipp Habegger