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math.RA2014★ 1 cited
Semisimple Hopf actions on Weyl algebras
Juan Cuadra, Pavel Etingof, Chelsea Walton
We study actions of semisimple Hopf algebras H on Weyl algebras A over a field of characteristic zero. We show that the action of H on A must factor through a group algebra; in oth…
math.QA2014★ 2 cited
Orders of Nikshych's Hopf algebra
Juan Cuadra, Ehud Meir
Let be an odd prime number and a number field having a primitive -th root of unity We prove that Nikshych's non-group theoretical Hopf algebra , which is defin…