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5. The first cohomology group of trivial extensions of special biserial algebras

The first cohomology group of trivial extensions of special biserial algebras

来源 :中国科学：数学英文版 | 被引量 : 0次 | 上传用户：vbdelphi1

【摘 要】

：

Given a finite dimensional special biserial algebra A with normed basis we obtain the dimension formulae of the first Hochschild homology groups of A and the ve

【作 者】

：

Yunge Xu (1) (2) 

【机 构】

：

1.DepartmentofMathematics&,ComputerSciences,2.InstituteofMathematics

【出 处】

：

中国科学：数学英文版

【发表日期】

：

2004年4期

【关键词】

：

HOCHSCHILD (co)homology TRIVIAL extension SPECIAL biserial algebra. Hochschild 

【基金项目】

：

This work was supported by the National Natural Science Foundation of China (Grant No. 10201004).

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Given a finite dimensional special biserial algebra A with normed basis we obtain the dimension formulae of the first Hochschild homology groups of A and the vector space Alt(DA). As a consequence, an explicit dimension formula of the first Hochschild coh

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