On the Best Constants in Some Non-Commutative Martingale Inequalities
University of Illinois, Department of Mathematics Urbana, IL 61801, USA junge{at}math.uiuc.edu
Université de Franche-Comté, Laboratoire de Mathématiques 25030 Besançcon Cedex, France qx{at}math.univ-fcomte.fr
Received 15 July 2003. Revision received 5 April 2004.
The optimal orders are determined for the best constants in the non-commutative BurkholderGundy, Doob and Stein inequalities obtained recently in non-commutative martingale theory. 2000 Mathematics Subject Classification 46L53, 46L51.
Marius Junge is partially supported by the NSF.