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Ann. Inst. Henri Poincar, Vol. 35, n 6, 1999, p. 765-791. Probabilits et Statistiques

Summary: Ann. Inst. Henri Poincaré,
Vol. 35, n 6, 1999, p. 765-791. Probabilités et Statistiques
Manifold-valued martingales,
changes of probabilities, and smoothness
of finely harmonic maps
*, Xue-Mei LI b,1
, Anton THALMAIERc,2
a Institut de Recherche Mathématique Avancée, Université Louis Pasteur et CNRS, 7,
rue René Descartes, F-67084 Strasbourg Cedex, France
b Department of Mathematics, University of Connecticut, 196, Auditorium Road,
Storrs, CT 06269-3009, USA
c Institut für Angewandte Mathematik, Universität Bonn, Wegelerstraße 6,
D-53115 Bonn, Germany
Article received on 17 June 1998, revised 26 April 1999
ABSTRACT. ­ This paper is concerned with regularity results for
starting points of continuous manifold-valued martingales with fixed
terminal value under a possibly singular change of probability. In
particular, if the martingales live in a small neighbourhood of a point


Source: Arnaudon, Marc - Département de mathématiques, Université de Poitiers
Li, Xue-Mei - Mathematics Institute, University of Warwick
Thalmaier, Anton - Laboratoire de Mathématiques, Université du Luxembourg


Collections: Mathematics