English

Bianchi's elliptic quintic curves and several modular function fields of level ten

Number Theory 2025-11-20 v2

Abstract

We provide an explicit description of two torsion points on the classical Bianchi elliptic quintic curve in terms of Ramanujan's functions. As a byproduct, we describe generators and defining equations of several modular function fields of level 10 using those functions.

Keywords

Cite

@article{arxiv.2510.27395,
  title  = {Bianchi's elliptic quintic curves and several modular function fields of level ten},
  author = {Masanobu Kaneko and Masato Kuwata},
  journal= {arXiv preprint arXiv:2510.27395},
  year   = {2025}
}

Comments

15 pages, 1 figure