中文

$S^2 \times S^1$的亏格二Goeritz群

几何拓扑 2014-01-21 v2

摘要

亏格g Goeritz群是闭可定向3-流形上保持给定亏格g Heegaard分解的保向同胚的合痕类群。本文证明了S2×S1S^2 \times S^1的亏格二Goeritz群是有限呈现的,并给出了其显式表示。

关键词

引用

@article{arxiv.1303.7145,
  title  = {The genus two Goeritz group of $S^2 \times S^1$},
  author = {Sangbum Cho and Yuya Koda},
  journal= {arXiv preprint arXiv:1303.7145},
  year   = {2014}
}

备注

minor changes; to appear in Mathematical Research Letters