Derivations of some classes of matrix rings

作者：Kuzucuoglu Feride^*; Sayin Umut

来源：Journal of Algebra and Its Applications, 2017, 16(2): 1750027.

DOI：10.1142/S021949881750027X

• Niltriangular matrix
• derivation

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).

• 出版日期2017-2