2 papers
math.RA2019
Actions of cocommutative Hopf algebras
Martin Lorenz, Bach Nguyen, Ramy Yammine
Let be a cocommutative Hopf algebra acting on an algebra . Assuming the base field to be algebraically closed and the -action on to be integral, that is, it is given…
math.RT2019
On the Adjoint Representation of a Hopf Algebra
Stefan Kolb, Martin Lorenz, Bach Nguyen +1
We consider the adjoint representation of a Hopf algebra focusing on the locally finite part, , defined as the sum of all finite-dimensional subrepresentation…