Co-prolongations of a group extension
Group Theory
2013-09-13 v1
Abstract
The aim of this paper is to study co-prolongations of central extensions. We construct the obstruction theory for co-prolongations and classify the equivalence classes of these by kernels of a homomorphisms between 2-dimensional cohomology groups of groups.
Keywords
Cite
@article{arxiv.1309.3167,
title = {Co-prolongations of a group extension},
author = {Nguyen Tien Quang and Doan Trong Tuyen and Nguyen Thi Thu Thuy},
journal= {arXiv preprint arXiv:1309.3167},
year = {2013}
}
Comments
9 pages