English

Finite rank and pseudofinite groups

Logic 2018-02-27 v3 Group Theory

Abstract

It is proven that an infinite finitely generated group cannot be elementarily equivalent to an ultraproduct of finite groups of a given Pr\"ufer rank. Furthermore, it is shown that an infinite finitely generated group of finite Pr\"ufer rank is not pseudofinite.

Keywords

Cite

@article{arxiv.1711.01881,
  title  = {Finite rank and pseudofinite groups},
  author = {Daniel Palacín},
  journal= {arXiv preprint arXiv:1711.01881},
  year   = {2018}
}
R2 v1 2026-06-22T22:37:09.938Z