关于PBW形变与Hopf作用的Nakayama自同构的注记
环与代数
2016-04-20 v1
摘要
Artin-Schelter正则代数的PBW形变是斜Calabi-Yau的。我们证明此类PBW形变的Nakayama自同构可由其齐次化得到。一些Calabi-Yau性质在无Koszul假设下得到推广。我们还表明此类PBW形变的Nakayama自同构控制其上的Hopf作用。
引用
@article{arxiv.1504.06160,
title = {Note on Nakayama automorphisms of PBW deformations and Hopf actions},
author = {Y. Shen and D. -M. Lu},
journal= {arXiv preprint arXiv:1504.06160},
year = {2016}
}
备注
It has been accepted for publication in SCIENCE CHINA Mathematics