English

Defining $\mathbb{A}$ in $G(\mathbb{A})$

Group Theory 2020-07-23 v1 Logic

Abstract

If GG is a Chevalley group and RR is an adele ring, or a product of local factors in an adele ring, then RR is bi-interpretable with G(R)G(R).

Cite

@article{arxiv.2007.11440,
  title  = {Defining $\mathbb{A}$ in $G(\mathbb{A})$},
  author = {Dan Segal},
  journal= {arXiv preprint arXiv:2007.11440},
  year   = {2020}
}

Comments

This supplements similar results for integral domains recently posted by Nies, Segal and Tent

R2 v1 2026-06-23T17:19:01.031Z