A NOTE ON LOCALLY NILPOTENT DERIVATIONS

被引:15
|
作者
FERRERO, M
LEQUAIN, Y
NOWICKI, A
机构
[1] INST MATEMATICA PURA & APLICADA,BR-22460 RIO DE JANEIRO,BRAZIL
[2] NICHOLAS COPERNICUS UNIV,DEPT MATH,PL-87100 TORUN,POLAND
关键词
D O I
10.1016/0022-4049(92)90125-Y
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Let R be a commutative reduced, Z-torsion free ring. Let d and delta be two locally nilpotent derivations of R which commute, a an element of R. We prove that the derivation ad + delta is locally nilpotent if and only if d(a) = 0.
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页码:45 / 50
页数:6
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