DERIVATIONS OF UPPER-TRIANGULAR MATRIX-RINGS

被引：42
作者：
COELHO, SP
MILIES, CP
机构：
来源：
LINEAR ALGEBRA AND ITS APPLICATIONS | 1993年 / 187卷
关键词：
D O I：
10.1016/0024-3795(93)90141-A
中图分类号：
O29 [应用数学];
学科分类号：
070104 ;
摘要：
We give a description of the derivations in T(n)(R), the ring of upper triangular matrices over a ring R, assuming only the existence of an identity element. We show that every derivation is the sum of an inner derivation and another one induced from R.
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页码：263 / 267
页数：5
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