Crossed coproducts and cleft coextensions

DOI10.1080/00927879608825635zbMath0848.16021OpenAlexW1967583710MaRDI QIDQ4874720

Serban Raianu, Gigel Militaru, Sorin Dascalescu

Publication date: 27 October 1996

Published in: Communications in Algebra (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1080/00927879608825635

zbMATH Keywords

antipodecrossed coproductscleft module coalgebras

Mathematics Subject Classification ID

Twisted and skew group rings, crossed products (16S35) Smash products of general Hopf actions (16S40)

Related Items

The wedderburn-malcev theorem for comodule algebras ⋮ Weak Galois and Weak Cocleft Coextensions ⋮ Finiteness conditions, co-Frobenius Hopf algebras, and quantum groups ⋮ Twisted partial coactions of Hopf algebras ⋮ Cleft coextension for symmetric twisted partial coactions on coalgebras ⋮ De-equivariantization of Hopf algebras. ⋮ Twisted hopf module coalgebras ⋮ The factorization for a class of Hom-coalgebras ⋮ The global dimensions of crossed products and crossed coproducts. ⋮ Cleft extensions in braided categories ⋮ Cosemisimple coextensions and homological dimension of smash coproducts. ⋮ The structure of bialgebra with a Hopf module. ⋮ Hopf bimodules, coquasibialgebras, and an exact sequence of Kac

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