Connected Hopf algebras with Dixmier bases and infinite primary decomposition
Mara D. Neusel, Piotr Wisniewski
Mara.D.Neusel@ttu.edu    pikonrad@mat.uni-torun.pl
Abstract:
In this paper we show the existence of invariant primary decompositions 
in the categories of modules and rings over a Hopf algebra of Dixmier type.