Local derivations of finitary incidence algebras

被引：0
|
作者：
M. Khrypchenko
机构：
[1] Universidade Federal de Santa Catarina,Departamento de Matemática
来源：
Acta Mathematica Hungarica | 2018年 / 154卷
关键词：
derivation; local derivation; finitary incidence algebra; primary 16W25; secondary 16S50;
D O I：
暂无
中图分类号：
学科分类号：
摘要：
Let P be a partially ordered set, R a commutative ring with identity and FI(P,R) the finitary incidence algebra of P over R. We prove that each R-linear local derivation of FI(P,R) is a derivation, which partially generalizes Theorem 3 of [21].
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页码：48 / 55
页数：7
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