纽结的禁戒数
几何拓扑
2018-08-14 v2
摘要
每个经典或虚拟纽结都可以通过一系列扩展 Reidemeister 移动和所谓的禁戒移动等价于平凡纽结。解开给定纽结所需的最少禁戒移动次数是一个不变量,我们称之为{\it 禁戒数}。我们将禁戒数与几个已知不变量联系起来,并计算了某些类虚拟纽结的界限。
引用
@article{arxiv.1305.5200,
title = {The forbidden number of a knot},
author = {Alissa Crans and Sandy Ganzell and Blake Mellor},
journal= {arXiv preprint arXiv:1305.5200},
year = {2018}
}
备注
14 pages, many figures; v2 improves the upper bounds from the crossing number, and adds more detail to the data presented in the conclusion