Abstract
A complete description of isomorphisms between Ore extension Hopf algebras is given and used to enumerate all Ore extension Hopf algebras Hwith ∣G(H)∣ = 4 and skew-primitives whose square lies in H 0.
∗Research partially supported by NSERC.
∗Research partially supported by NSERC.
Notes
∗Research partially supported by NSERC.