English

A counter example of Yashiro's theorem on pseudo-cycles of a surface knot

Geometric Topology 2025-09-04 v2

Abstract

We point out that the claim in Theorem 1.1 of Yashiro's paper ``Pseudo-cycles of surface-knots'' is not true, giving a counter example.

Keywords

Cite

@article{arxiv.2505.03854,
  title  = {A counter example of Yashiro's theorem on pseudo-cycles of a surface knot},
  author = {Ayumu Inoue},
  journal= {arXiv preprint arXiv:2505.03854},
  year   = {2025}
}

Comments

The contents of this paper was integrated into the paper "The lengths of 3-cocycles of the 7-dihedral and the octahedral quandles" (arXiv:2508.14612) as Appendix A