English

A note on stable commutator length in braided Ptolemy-Thompson groups

Group Theory 2020-03-02 v1

Abstract

In this note, we show that the sets of all stable commutator lengths in the braided Ptolemy-Thompson groups are equal to non-negative rational numbers.

Cite

@article{arxiv.2002.12743,
  title  = {A note on stable commutator length in braided Ptolemy-Thompson groups},
  author = {Shuhei Maruyama},
  journal= {arXiv preprint arXiv:2002.12743},
  year   = {2020}
}

Comments

5 pages

R2 v1 2026-06-23T13:57:41.739Z