中文

某些分次扭曲张量积的分类、Koszul性与Artin-Schelter正则性

量子代数 2021-02-23 v2

摘要

k\mathbb{k} 为代数闭域。我们对所有二次扭曲张量积 AτBA \otimes_{\tau} B(A,B)=(k[x],k[y])(A, B) = (\mathbb{k}[x], \mathbb{k}[y])(A,B)=(k[x,y],k[z])(A, B) = (\mathbb{k}[x, y], \mathbb{k}[z]) 的情形进行分类。我们确定了此类二次扭曲张量积何时是Koszul的,以及何时是Artin-Schelter正则的。

关键词

引用

@article{arxiv.1811.10069,
  title  = {Classification, Koszulity and Artin-Schelter Regularity of certain Graded Twisted Tensor Products},
  author = {Andrew Conner and Peter Goetz},
  journal= {arXiv preprint arXiv:1811.10069},
  year   = {2021}
}

备注

31 pages; version 2: minor change to title, minor copy-edits based on referee report, to appear in The Journal of Noncommutative Geometry