Characterizing additive ξ-Lie derivations of prime algebras by ξ-Lie zero products

被引:15
作者
Qi, Xiaofei [2 ]
Cui, Jianlian [3 ]
Hou, Jinchuan [1 ]
机构
[1] Taiyuan Univ Technol, Dept Math, Taiyuan 030024, Peoples R China
[2] Shanxi Univ, Dept Math, Taiyuan 030006, Peoples R China
[3] Tsinghua Univ, Dept Math Sci, Beijing 100084, Peoples R China
基金
中国国家自然科学基金;
关键词
Prime algebras; Derivations; xi-Lie product; xi-Lie derivations; ALL-DERIVABLE POINTS; SUBSPACE LATTICE ALGEBRAS; NEST-ALGEBRAS; BANACH-SPACE; COMMUTATIVITY; RINGS;
D O I
10.1016/j.laa.2010.09.030
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Let A be a unital prime algebra with a non-trivial idempotent over a field F. For any scalar xi is an element of F, all additive maps L : A -> A satisfying [L(A), B](xi) + [A, L(B)](xi) = 0 whenever [A, B](xi) = 0 are characterized and the relation of L to the derivations are revealed, where [A, B](xi) = AB - xi BA is the xi-Lie product of A, B is an element of A. (C) 2010 Elsevier Inc. All rights reserved.
引用
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页码:669 / 682
页数:14
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