Local Jordan Derivations and Local Jordan Automorphisms of Upper Triangular Matrix Algebras

• 作 者: Yan Xia ZHAO Rui Ping YAO Deng
• 机 构: SchoolofMathematicsandInformationScience,DepartmentofMathematics
• 出 处: 数学研究与评论：英文版
• 发表日期: 2010年3期
• 基金项目: Supported by the Doctor Foundation of Henan Polytechnic University （Grant No. B2010-93）.

Let R be a commutative ring with identity,Tn(R) the R-algebra of all upper triangular n by n matrices over R.In this paper,it is proved that every local Jordan derivation of Tn(R) is an inner derivation and that every local Jordan automorphism of Tn(R) is