3 papers
math.QA1998
Actions of Multiplier Hopf Algebras
B. Drabant, A. Van Daele, Y. Zhang
For an action of a group on an algebra (over ), the crossed product is the vector space of -valued functions with finite support in , togethe…
math.QA1998
Cross Product Bialgebras - Part I
Yuri N. Bespalov, Bernhard Drabant
The subject of this article are cross product bialgebras without co-cycles. We establish a theory characterizing cross product bialgebras universally in terms of projections and in…
hep-th1994
Braided Supersymmetry and (CO-)HOMOLOGY
Bernhard Drabant
Within the framework of braided or quasisymmetric monoidal categories braided Q-supersymmetry is investigated, where Q is a certain functorial isomorphism in a braided symmetric mo…