English

Profinite rigidity of lamplighter groups

Group Theory 2024-10-22 v1 Rings and Algebras

Abstract

We show that the lamplighter groups (Z/pZ)nZ(\mathbb{Z}/p\mathbb{Z})^n\wr\mathbb{Z}, where pp is prime and n1n\ge 1 is a positive integer, are profinitely rigid.

Keywords

Cite

@article{arxiv.2410.15945,
  title  = {Profinite rigidity of lamplighter groups},
  author = {Guy Blachar},
  journal= {arXiv preprint arXiv:2410.15945},
  year   = {2024}
}

Comments

6 pages. Comments are welcome!

R2 v1 2026-06-28T19:29:35.682Z