English

Another proof of free ribbon lemma

Geometric Topology 2024-08-28 v2

Abstract

Free ribbon lemma that every free sphere-link in the 4-sphere is a ribbon sphere-link is shown in an earlier paper by the author. In this paper, another proof of this lemma is given.

Keywords

Cite

@article{arxiv.2408.04793,
  title  = {Another proof of free ribbon lemma},
  author = {Akio Kawauchi},
  journal= {arXiv preprint arXiv:2408.04793},
  year   = {2024}
}