On $4n$-dimensional neither pointed nor semisimple Hopf algebras and the associated weak Hopf algebras

Jialei Chen, Shilin Yang, Dingguo Wang +1

For a class of neither pointed nor semisimple Hopf algebras $H_{4n}$ of dimension $4n$, it is shown that they are quasi-triangular, which universal $R$-matrices are described. The…