We investigate Hopf algebras with non-zero integral from a coalgebraic point of view. Categories of Doi-Koppinen modules are studied in the special case where the defining coalgebra is left and right semiperfect, and several pairs of adjoint functors are constructed. As applications we give a very s
Finiteness Conditions, Co-Frobenius Hopf Algebras, and Quantum Groups
✍ Scribed by M Beattie; S Dăscălescu; L Grünenfelder; C Năstăsescu
- Publisher
- Elsevier Science
- Year
- 1998
- Tongue
- English
- Weight
- 241 KB
- Volume
- 200
- Category
- Article
- ISSN
- 0021-8693
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✦ Synopsis
Some finiteness conditions for infinite dimensional coalgebras, particularly right or left semiperfect coalgebras, or co-Frobenius Hopf algebras are studied. As well, examples of co-Frobenius Hopf algebras are constructed via a Hopf algebra structure on an Ore extension of a group algebra, and it is shown that bicrossproducts of co-Frobenius Hopf algebras are themselves co-Frobenius.
📜 SIMILAR VOLUMES
In this work we study some properties of comodules over Hopf algebras possessing integrals (co-Frobenius Hopf algebras). In particular we give a necessary and sufficient condition for a simple comodule to be injective. We apply the result obtained to the classification of representations of quantum