Lax entwining structures, groupoid algebras and cleft extensions.
DOI10.1007/S00574-014-0044-ZzbMath1333.16030OpenAlexW2081287016MaRDI QIDQ2015857
C. Soneira Calvo, J. M. Fernández Vilaboa, J. N. Alonso Álvarez, Ramón González Rodríguez
Publication date: 24 June 2014
Published in: Bulletin of the Brazilian Mathematical Society. New Series (Search for Journal in Brave)
Full work available at URL: https://doi.org/10.1007/s00574-014-0044-z
weak Hopf algebrascomodule algebrasnormal basescleft extensionsGalois objectspartial entwining structuresweak entwining structuresgroupoid algebrascoalgebra Galois extensionslax entwining structurespartial actions of bialgebras
Groupoids (i.e. small categories in which all morphisms are isomorphisms) (20L05) Hopf algebras and their applications (16T05) Coalgebras and comodules; corings (16T15)
Related Items (3)
Cites Work
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