Abstract
A depth two Hopf subalgebra K of a semisimple Hopf algebra H is shown to be a normal Hopf subalgebra. On the one hand, we prove this using Galois theory of quantum groupoids. On the other hand, we give a second proof using character theory of semisimple Hopf algebras.
Talk to us
Join us for a 30 min session where you can share your feedback and ask us any queries you have
Schedule a callDisclaimer: All third-party content on this website/platform is and will remain the property of their respective owners and is provided on "as is" basis without any warranties, express or implied. Use of third-party content does not indicate any affiliation, sponsorship with or endorsement by them. Any references to third-party content is to identify the corresponding services and shall be considered fair use under The CopyrightLaw.
