English

Construction of a $p$-extension of number fields whose unit group has prescribed Galois module structure

Number Theory 2026-03-19 v1

Abstract

Let GG be a finite pp-group. We construct a GG-extension K/kK/k of number fields such that the pp-adic completion of the unit group of KK has a prescribed Zp[G]\mathbb{Z}_p[G]-module structure, up to free direct summands.

Keywords

Cite

@article{arxiv.2603.17395,
  title  = {Construction of a $p$-extension of number fields whose unit group has prescribed Galois module structure},
  author = {Takenori Kataoka and Manabu Ozaki},
  journal= {arXiv preprint arXiv:2603.17395},
  year   = {2026}
}

Comments

9 pages