中文

等变Witt上同调中的虚拟局部化

代数几何 2024-11-19 v4 代数拓扑

摘要

我们证明了Graber-Pandharipande虚拟局部化定理的一个类比,其背景为SL2\text{SL}_2中环面正规化子的作用,并将Chow群替换为适当扭曲的Witt群层上同调。

关键词

引用

@article{arxiv.2203.15887,
  title  = {Virtual Localization in equivariant Witt cohomology},
  author = {Marc Levine},
  journal= {arXiv preprint arXiv:2203.15887},
  year   = {2024}
}

备注

More ackground on six-functors was added. New sections on independence of choice of models and on changing the group for equivariant Borel-Moore homology was added. Additional details added to some proofs. To appear Indagationes Math. volume for Jacob Murre