6533b839fe1ef96bd12a5b8f

RESEARCH PRODUCT

Solving stochastic differential equations on Homeo(S1)

Shizan Fang

subject

Geometric Brownian motionPure mathematicsMathematics::Dynamical SystemsGroup (mathematics)Mathematical analysisMathematics::Geometric TopologyStochastic differential equationDiffusion processMetric (mathematics)Novikov's conditionGirsanov transformFlow of homeomorphismsCanonical Brownian motionMartingale problemBrownian motionAnalysisMathematics

description

Abstract The Brownian motion with respect to the metric H 3/2 on Diff( S 1 ) has been constructed. It is realized on the group of homeomorphisms Homeo( S 1 ). In this work, we shall resolve the stochastic differential equations on Homeo( S 1 ) for a given drift Z .

10.1016/j.jfa.2003.09.007http://dx.doi.org/10.1016/j.jfa.2003.09.007