The Projective Class Rings of a family of pointed Hopf algebras of Rank two

Hui-Xiang Chen, Hassan Suleman Esmael Mohammed, Weijun Lin +1

In this paper, we compute the projective class rings of the tensor product ${\mathcal{H}}_n(q)=A_n(q)\otimes A_n(q^{-1})$ of Taft algebras $A_n(q)$ and $A_n(q^{-1})$, and its cocycle…