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相关论文: Sur les invariants d'Iwasawa des \Z_p^*/+-1-extens…

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In this article, we provide a relation between the $\mu$-invariants of the dual plus and minus Selmer groups for supersingular elliptic curves when we ascend from the cyclotomic $\mathbb{Z}_p$-extension to a $\mathbb{Z}_p^2$-extension over…

数论 · 数学 2020-08-14 Jishnu Ray

We investigate the $\lambda$-invariants of Mazur--Tate elements of elliptic curves defined over the field of rational numbers at primes of additive reduction. We explain their growth and how these invariants relate to other better…

数论 · 数学 2025-11-03 Antonio Lei , Robert Pollack , Naman Pratap

We study the average behaviour of the Iwasawa invariants for Selmer groups of elliptic curves. These results lie at the intersection of arithmetic statistics and Iwasawa theory. We obtain unconditional lower bounds for the density of…

数论 · 数学 2024-06-18 Debanjana Kundu , Anwesh Ray

This paper aims at studying the Iwasawa $\lambda$-invariant of the $p$-primary Selmer group. We study the growth behaviour of $p$-primary Selmer groups in $p$-power degree extensions over non-cyclotomic $\mathbb{Z}_p$-extensions of a number…

数论 · 数学 2022-07-26 Debanjana Kundu , Anwesh Ray

We study the average behaviour of the Iwasawa invariants for Selmer groups of elliptic curves, considered over anticyclotomic $\mathbb{Z}_p$-extensions in both the definite and indefinite settings. The results in this paper lie at the…

数论 · 数学 2024-06-18 Jeffrey Hatley , Debanjana Kundu , Anwesh Ray

Consider a family of modular forms of weight 2, all of whose residual $\pmod{p}$ Galois representations are isomorphic. It is well-known that their corresponding Iwasawa $\lambda$-invariants may vary. In this paper, we study this variation…

数论 · 数学 2023-06-30 Jeffrey Hatley , Debanjana Kundu

In this paper, we make a study of the Iwasawa theory of an elliptic curve at a supersingular prime p along an arbitrary Z_p-extension of a number field K in the case when p splits completely in K. Generalizing work of Kobayashi and…

数论 · 数学 2007-05-23 Adrian Iovita , Robert Pollack

For $\Gamma=\mathbb{Z}_p$, Iwasawa was the first to construct $\Gamma$-extensions over number fields with arbitrarily large $\mu$-invariants. In this work, we investigate other uniform pro-$p$ groups which are realizable as Galois groups of…

数论 · 数学 2016-01-19 Farshid Hajir , Christian Maire

Let $\ell$ be a prime number. The Iwasawa theory of multigraphs is the systematic study of growth patterns in the number of spanning trees in abelian $\ell$-towers of multigraphs. In this context, growth patterns are realized by certain…

组合数学 · 数学 2024-03-05 Cédric Dion , Antonio Lei , Anwesh Ray , Daniel Vallières

This paper studies Iwasawa invariants in anti-cyclotomic towers. We do this by proposing two heuristics supported by computations. First we propose the Intersection Heuristics: these model `how often' the $p$-Hilbert class field of an…

数论 · 数学 2023-06-09 Debanjana Kundu , Lawrence C. Washington

A graph-theoretic analogue of Iwasawa theory, initiated by Gonet and Valli\`eres, has attracted considerable interest in the study of Iwasawa invariants. On the other hand, for a pair of prime numbers $(r,\ell)$, one obtains a graph, called…

数论 · 数学 2026-05-25 Taiga Adachi , Kosuke Mizuno , Ryosuke Murooka , Sohei Tateno

We study the Iwasawa theory of $p$-primary Selmer groups of elliptic curves $E$ over a number field $K$. Assume that $E$ has additive reduction at the primes of $K$ above $p$. In this context, we prove that the Iwasawa invariants satisfy an…

数论 · 数学 2024-11-06 Anwesh Ray , Pratiksha Shingavekar

Fix an elliptic curve $E$ over $\mathbb Q$ of rank $1$. In this paper, we develop an explicit numerical criterion, comparable to Gold's criterion, that determines whether the Iwasawa invariants of the elliptic curve at a good (ordinary or…

数论 · 数学 2025-02-25 Foivos Chnaras

Iwasawa showed that there are non-cyclotomic $\mathbb Z_p$-extensions with positive $\mu$-invariant. We show that these $\mu$-invariants can be evaluated explicitly in many situations when $p=2$ and $p=3$.

数论 · 数学 2017-03-21 David Hubbard , Lawrence C. Washington

We study the average behaviour of the Iwasawa invariants for the Selmer groups of elliptic curves, setting out new directions in arithmetic statistics and Iwasawa theory.

数论 · 数学 2022-02-24 Debanjana Kundu , Anwesh Ray

Let $p$ be an odd prime number. In this article, we study the variation of Iwasawa invariants among $p$-congruent elliptic curves over certain $p$-adic Lie extensions. We investigate both the classical Selmer group as well as the fine…

数论 · 数学 2025-03-13 Dac-Nhan-Tam Nguyen , Ramdorai Sujatha

Let $E/\mathbb{Q}$ be an elliptic curve and let $p$ be a prime of good supersingular reduction. Attached to $E$ are pairs of Iwasawa invariants $\mu_p^\pm$ and $\lambda_p^\pm$ which encode arithmetic properties of $E$ along the cyclotomic…

数论 · 数学 2025-01-29 Rylan Gajek-Leonard

Given a prime number $p$, we study topological analogues of Iwasawa invariants associated to $\mathbb{Z}_p$-covers of the $3$-sphere that are branched along a link. We prove explicit criteria to detect these Iwasawa invariants, and apply…

数论 · 数学 2023-04-28 Cedric Dion , Anwesh Ray

Let $p$ be a prime number. If a number field $k$ has at least one complex place, there are infinitely many $\mathbb{Z}_p$-extensions over $k$, and some authors studied the behavior of Iwasawa invariants of these $\mathbb{Z}_p$-extensions.…

数论 · 数学 2025-12-10 Takuya Yanagisawa

We present certain results on the Iwasawa theory of an abelian variety with potentially good ordinary reduction at all primes above $p$. These are then applied to study Diophantine stability and integally Diophantine extensions. Along the…

数论 · 数学 2026-04-08 Meng Fai Lim
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