• Title of article

    Yetter–Drinfeld modules and projections of weak Hopf algebras

  • Author/Authors

    J.N. Alonso ?lvarez، نويسنده , , J.M. Fern?ndez Vilaboa، نويسنده , , R. Gonz?lez Rodr?guez، نويسنده ,

  • Issue Information
    روزنامه با شماره پیاپی سال 2007
  • Pages
    23
  • From page
    396
  • To page
    418
  • Abstract
    In this paper we prove that if is a morphism of weak Hopf algebras which is split as an algebra–coalgebra morphism, then the subalgebra of coinvariants BH of B is a Hopf algebra in the category of Yetter–Drinfeld modules associated to H.
  • Keywords
    Yetter–Drinfeld module , weak Hopf algebra
  • Journal title
    Journal of Algebra
  • Serial Year
    2007
  • Journal title
    Journal of Algebra
  • Record number

    698235