The Hopf algebra of a uniserial group

Alan Koch

Vol. 215 (2004), No. 2, 347–356

DOI: 10.2140/pjm.2004.215.347

Abstract

We give a Dieudonné module description for the finite commutative infinitesimal unipotent group schemes over a perfect field of prime characteristic. Witt vector addition is used to describe the algebra and coalgebra structures of the representing Hopf algebra of a uniserial group.

Milestones

Received: 13 January 2003

Published: 1 June 2004