$V$-universal Hopf algebras (co)acting on $\Omega$-algebras

Ana Agore, Alexey Gordienko, Joost Vercruysse

We develop a theory which unifies the universal (co)acting bi/Hopf algebras as studied by Sweedler, Manin and Tambara with the recently introduced \cite{AGV1} bi/Hopf-algebras that…