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The automorphism groups of the profinite braid groups

Geometric Topology 2019-07-03 v2 Group Theory

Abstract

In this paper we determine the automorphism groups of the profinite braid groups with four or more strings in terms of the profinite Grothendieck-Teichm\"uller group.

Keywords

Cite

@article{arxiv.1904.06749,
  title  = {The automorphism groups of the profinite braid groups},
  author = {Arata Minamide and Hiroaki Nakamura},
  journal= {arXiv preprint arXiv:1904.06749},
  year   = {2019}
}
R2 v1 2026-06-23T08:39:07.438Z