Article ID Journal Published Year Pages File Type
8895937 Journal of Algebra 2018 28 Pages PDF
Abstract
We investigate some Hopf algebra structures over an Ore extension of a Hopf algebra. Necessary and sufficient conditions for an Ore extension of a Hopf algebra to have a Hopf algebra structure of a certain type are given. This construction, called a generalized Hopf-Ore extension, generalizes Hopf-Ore extensions. We describe the generalized Hopf-Ore extensions of the enveloping algebras of Lie algebras. For some Lie algebras g, the generalized Hopf-Ore extensions of U(g) are classified.
Related Topics
Physical Sciences and Engineering Mathematics Algebra and Number Theory
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