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9维Taft代数上Green环的自同构群 被引量:2

Automorphism group of Green ring of 9-dimensional Taft algebra
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摘要 利用9维Taft代数的Green环r(H_3)与2个未定元的整系数多项式间的关系,基于环同态基本定理,得到r(H_3)的任一自同构映生成元的像在一组基下所对应的系数,从而证明了9维Taft代数的Green环r(H_3)的自同构群Aut(r(H_3))同构于循环群Z2. This paper computes the coefficients corresponding to the images of generators for a given set of bases by using the relationship between the Green ring of 9-dimensional Taft algebra and the polynomial algebra in two variables over the ring of integers.It turns out that the automorphism group of the Green ring of 9-dimensional Taft algebra is isomorphic to the cyclic group of order 2.
出处 《扬州大学学报(自然科学版)》 CAS 北大核心 2017年第1期1-4,共4页 Journal of Yangzhou University:Natural Science Edition
基金 国家自然科学基金资助项目(11471282)
关键词 自同构群 Green环 9维Taft代数 automorphism group Green ring 9-dimensional Taft algebra
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