Refined conjectures on Fitting ideals of Selmer groups over $\mathbf{Z}_p^2$-extensions

Fuente: arXiv
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Autore principale: Dion, Cédric
Natura: Preprint
Pubblicazione: 2024
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author Dion, Cédric
author_facet Dion, Cédric
contents Let $p>3$ be a prime number and $K$ be an imaginary quadratic field where $p$ splits. Let $K_\infty$ be the $\mathbf{Z}_p^2$-extension of $K$ and let $K_n$ be a finite subextension of $K_\infty/K$. Let $E$ be an elliptic curve with good ordinary reduction at $p$. Under some hypotheses, we show that the Mazur-Tate element attached to $E$ over $K_n$ by S. Haran generates the Fitting ideal of the dual Selmer group of $E$ over $K_n$.
format Preprint
id arxiv_https___arxiv_org_abs_2405_15076
institution arXiv
publishDate 2024
record_format arxiv
spellingShingle Refined conjectures on Fitting ideals of Selmer groups over $\mathbf{Z}_p^2$-extensions
Dion, Cédric
Number Theory
Let $p>3$ be a prime number and $K$ be an imaginary quadratic field where $p$ splits. Let $K_\infty$ be the $\mathbf{Z}_p^2$-extension of $K$ and let $K_n$ be a finite subextension of $K_\infty/K$. Let $E$ be an elliptic curve with good ordinary reduction at $p$. Under some hypotheses, we show that the Mazur-Tate element attached to $E$ over $K_n$ by S. Haran generates the Fitting ideal of the dual Selmer group of $E$ over $K_n$.
title Refined conjectures on Fitting ideals of Selmer groups over $\mathbf{Z}_p^2$-extensions
topic Number Theory
url https://arxiv.org/abs/2405.15076