Published online by Cambridge University Press: 27 July 2009
In this paper we clarify and improve the notion of weak braided bialgebra using weak entwining structures. As a main result we show that the notion of weak braided bialgebra can be rewritten in terms of weak entwining structures.
The authors have been supported by Ministerio de Educación, Xunta de Galicia and by FEDER, Projects: MTM2007-62427, MTM2006-14908-CO2-01, PGIDT07PXB322079PR.