English

Quasitriangular structures on the 8-dimensional Kac algebra K_8

Rings and Algebras 2020-01-07 v2

Abstract

In this note, we give a list of all non-isomorphic quasitriangular structures on the 8-dimension Kac algebra K_8.

Cite

@article{arxiv.2001.00296,
  title  = {Quasitriangular structures on the 8-dimensional Kac algebra K_8},
  author = {Kun Zhou and Gongxiang Liu},
  journal= {arXiv preprint arXiv:2001.00296},
  year   = {2020}
}

Comments

We were informed that the main result of this paper already appeared in Michihisa Wakui's paper "Polynomial invariants for a semisimple and cosemisimple Hopf algebra of finite dimension " as its Lemma 5.4. We thank Professor Kenichi Shimizu for informing us this fact

R2 v1 2026-06-23T13:00:59.339Z