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math.RA2024
Taft algebra actions on preprojective algebras
Jason Gaddis, Amrei Oswald
We classify actions of generalized Taft algebras on preprojective algebras of extended Dynkin quivers of type . This may be viewed as an extension of the problem of classifying…
math.RA2022★ 2 cited
A dichotomy between twisted tensor products of bialgebras and Frobenius algebras
Pablo S. Ocal, Amrei Oswald
We endow twisted tensor products with a natural notion of counit and comultiplication, and we provide sufficient and necessary conditions making the twisted tensor product a counit…