Derivations of some classes of matrix rings
JOURNAL OF ALGEBRA AND ITS APPLICATIONS, vol.16, no.2, 2017 (SCI-Expanded, Scopus)
- Publication Type: Article / Article
- Volume: 16 Issue: 2
- Publication Date: 2017
- Doi Number: 10.1142/s021949881750027x
- Journal Name: JOURNAL OF ALGEBRA AND ITS APPLICATIONS
- Journal Indexes: Science Citation Index Expanded (SCI-EXPANDED), Scopus
- Hacettepe University Affiliated: Yes
Abstract
Let NTn(K) be the ring of all (lower) niltriangular n x n matrices over any associative ring K with identity and M-n(J) be the ring of all n x n matrices over an ideal J of K. We describe all derivations of the matrix ring R-n(K, J) = NTn(K) + M-n(J).