English

Automorphisms of abelian group extensions

Group Theory 2011-01-21 v2

Abstract

Let 1NGH11 \to N \to G \to H \to 1 be an abelian extension. The purpose of this paper is to study the problem of extending automorphisms of NN and lifting automorphisms of HH to certain automorphisms of GG.

Keywords

Cite

@article{arxiv.0911.4250,
  title  = {Automorphisms of abelian group extensions},
  author = {I. B. S. Passi and Mahender Singh and Manoj K. Yadav},
  journal= {arXiv preprint arXiv:0911.4250},
  year   = {2011}
}

Comments

11 pages

R2 v1 2026-06-21T14:14:39.307Z