A note on the Zariski Lemma for hopf algebras

Gaetana Restuccia, Rosanna Utano


The formulation of the lemma of Zariski is given for coactions of a class of Hopf algebras of the additive group on algebras. Known formulations and consequences of the lemma of Zariski for derivations and differentiations are revised.

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[DOI: 10.1478/C1A0401006] About DOI

Url Resolver: : http://dx.doi.org/10.1478/C1A0401006

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