Multiscale systems, homogenization, and rough paths

In recent years, substantial progress was made towards understanding convergence of fast-slow deterministic systems to stochastic differential equations. In contrast to more classical approaches, the assumptions on the fast flow are very mild. We survey the origins of this theory and then revisit an...

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Detalhes bibliográficos
Principais autores: Chevyrev, I, Friz, P, Korepanov, A, Melbourne, I, Zhang, H
Formato: Conference item
Idioma:English
Publicado em: Springer 2019
Descrição
Resumo:In recent years, substantial progress was made towards understanding convergence of fast-slow deterministic systems to stochastic differential equations. In contrast to more classical approaches, the assumptions on the fast flow are very mild. We survey the origins of this theory and then revisit and improve the analysis of Kelly-Melbourne [Ann. Probab. Volume 44, Number 1 (2016), 479-520], taking into account recent progress in p-variation and càdlàg rough path theory.