Co-prolongations of a group extension
oleh: Nguyen Thi Thu Thuy, Tuyen, Nguyen Tien Quang
| Format: | Article |
|---|---|
| Diterbitkan: | University of Isfahan 2014-03-01 |
Deskripsi
The aim of this paper is to study co-prolongationsof central extensions. We construct the obstruction theory forco-prolongations and classify the equivalence classes of these by kernels of ahomomorphisms between 2-dimensional cohomology groups of groups.