Yetter-Drinfeld category for the quasi-Turaev group coalgebra

Daowei Lu, Shuanhong Wang

Let $\pi$ be a group. The aim of this paper is to construct the category of Yetter-Drinfeld modules over the quasi-Turaev group coalgebra $H=(\{H_\a\}_{\a\inπ},Δ,\varepsilon,S,Φ)$, a…