中文

有限群作用于 dg 范畴及其霍赫斯记忆 homology

K理论与同调 2024-10-10 v2 代数几何 范畴论

摘要

我们证明了小 dg 范畴上的有限群G作用所对应的等价 dg 范畴CG\mathscr{C}^G的霍赫斯记忆群的分解。当底域为C\mathbb{C}时,这一分解与Rep(G)\text{Rep}(G)作用于CG\mathscr{C}^G以及由表示环RC(G)R_\mathbb{C}(G)作用于HH(CG)HH_\bullet(\mathscr{C}^G)的结果有关。

关键词

引用

@article{arxiv.2406.13866,
  title  = {Finite group actions on dg categories and Hochschild homology},
  author = {Ville Nordstrom},
  journal= {arXiv preprint arXiv:2406.13866},
  year   = {2024}
}

备注

In the second version we added some relevant references that were missing in the first version