中文

素特征下有限群的本质维数

群论 2018-03-28 v3 代数几何

摘要

给定特征 p>0p > 0 域上的有限光滑群概形 GG,我们证明当 pp 不整除 GG 的阶时 GGpp 处的本质维数为 00,而当整除时为 11

关键词

引用

@article{arxiv.1801.00089,
  title  = {Essential dimension of finite groups in prime characteristic},
  author = {Zinovy Reichstein and Angelo Vistoli},
  journal= {arXiv preprint arXiv:1801.00089},
  year   = {2018}
}

备注

7 pages. Added a new proof of a key lemma due to a referee, and made some more minor changes. Accepted for publication in Comptes Rendus Mathematique