English

Non-inner automorphisms of order $p$ in finite $p$-groups admitting cyclic center

Group Theory 2025-05-08 v1

Abstract

Let GG be a finite non-abelian pp-group admitting cyclic center and pp be an odd prime. In this paper, we prove that if CG(Z(γ3(G)Gp))γ3(G)GpC_{G}(Z(\gamma_{3}(G)G^{p}))\nleqslant\gamma_{3}(G)G^{p}, then GG has a non-inner automorphism of order pp.

Keywords

Cite

@article{arxiv.2505.04125,
  title  = {Non-inner automorphisms of order $p$ in finite $p$-groups admitting cyclic center},
  author = {Xuesong Ma and Wei Xu},
  journal= {arXiv preprint arXiv:2505.04125},
  year   = {2025}
}