中文

球面上外异光滑两不动点作用的诱导

几何拓扑 2026-02-24 v2 代数拓扑

摘要

本文关注 Smith 问题,其表述如下:对于在球面上光滑作用且恰有两个不动点的有限群,不动点处的切空间是否总具有由作用微分定义的同构群模结构?我们表明,可以使用群表示的诱导技术对此问题给出否定回答。我们应用所得结果指出球面容许特定 Oliver 群作用的新维数,这些作用给出 Smith 问题的否定回答。特别地,我们首次指出了一些可解非幂零 Oliver 群,它们给出 Smith 问题的否定回答。

关键词

引用

@article{arxiv.2002.04735,
  title  = {Inducing of exotic smooth two fixed point actions on spheres},
  author = {Piotr Mizerka},
  journal= {arXiv preprint arXiv:2002.04735},
  year   = {2026}
}

备注

After posting this manuscript, the author became aware of potential flaws in some proofs and conclusions (especially the statements after Definition 2.2). At present the author lacks the time to verify all details rigorously. Readers should treat the results with caution