A remark on the Hopf invariant for spherical 4-braids
Geometric Topology
2016-08-03 v1
Abstract
An approach by J.Wu describes homotopy groups of the standard 2-sphere as isotopy classes of spherical --strand Brunnian braids is investigated in the case for applications.
Cite
@article{arxiv.1308.2048,
title = {A remark on the Hopf invariant for spherical 4-braids},
author = {Petr Mikhailovich Akhmet'ev},
journal= {arXiv preprint arXiv:1308.2048},
year = {2016}
}