摘要
设A是一个代数闭域上的有限维遗传代数 ,RmA(m≥ 1)是A的扩张代数。主要证明 :如果一个自入射代数B稳定等价于扩张代数RmA ,则存在一个倾斜代数C使得B同构于扩张代数RmC.
Let A be an hereditary algebra (finite-dimensional over an algebraically closed field), R A m(m≥1) the extension algebra of A In this paper we show that if a selfinjective algebra B is stably equivalent to the extension algebra R A m, then B is isomorphic to an extension algebra R C m, where C is an algebra tilted from A.
出处
《安徽大学学报(自然科学版)》
CAS
2002年第2期34-39,共6页
Journal of Anhui University(Natural Science Edition)
基金
SupportedbytheNationalNaturalScienceFoundationofChinaunderGrant 10 0 710 6 2
关键词
稳定等价
扩张代数
自入射代数
selfinjective algebra
extension algebra
stable equivalent
tilted algebra