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math.QA2004
Hopf Powers and Orders for Some Bismash Products
Rachel Landers, Susan Montgomery, Peter Schauenburg
The Hopf order of an element of a Hopf algebra is the least such that the -th Hopf power of is trivial. For some bismash product Hopf algebras obtained from fact…
math.QA2004★ 2 cited
On Generalized Hopf Galois Extensions
P. Schauenburg, H. -J. Schneider
We investigate criteria for algebra extensions that are of Galois type with respect to the coaction of a Hopf algebra or, more generally, a one-sided quotient of a Hopf algebra, or…