English

Torsion of elliptic curves with rational $j$-invariant over quartic number fields

Number Theory 2025-01-03 v1 Algebraic Geometry

Abstract

Let EE be an elliptic curve, defined over a quartic extension KK of Q\mathbb{Q}, with j(E)Qj(E) \in \mathbb{Q}. In this paper, we classify the possible torsion subgroup structures E(K)torsE(K)_{\text{tors}}.

Keywords

Cite

@article{arxiv.2501.00400,
  title  = {Torsion of elliptic curves with rational $j$-invariant over quartic number fields},
  author = {Lucas Hamada},
  journal= {arXiv preprint arXiv:2501.00400},
  year   = {2025}
}

Comments

13 pages, 1 table. arXiv admin note: text overlap with arXiv:2412.11202