English

Coprime commutators in PSL(2,q)

Group Theory 2012-10-01 v1

Abstract

We show that every element of PSL(2,q) is a commutator of elements of coprime orders. This is proved by showing first that in PSL(2,q) any two involutions are conjugate by an element of odd order.

Cite

@article{arxiv.1209.6377,
  title  = {Coprime commutators in PSL(2,q)},
  author = {Marco Antonio Pellegrini and Pavel Shumyatsky},
  journal= {arXiv preprint arXiv:1209.6377},
  year   = {2012}
}
R2 v1 2026-06-21T22:12:29.366Z