Fourth moment theorems on the Poisson space in any dimension
arXiv:1707.01889 · doi:10.1214/18-EJP168
Abstract
We extend to any dimension the quantitative fourth moment theorem on the Poisson setting, recently proved by C. Döbler and G. Peccati (2017). In particular, by adapting the exchangeable pairs couplings construction introduced by I. Nourdin and G. Zheng (2017) to the Poisson framework, we prove our results under the weakest possible assumption of finite fourth moments. This yields a Peccati-Tudor type theorem, as well as an optimal improvement in the univariate case. Finally, a transfer principle "from-Poisson-to-Gaussian" is derived, which is closely related to the universality phenomenon for homogeneous multilinear sums.
Minor revision. to appear in Electron. J. Probab
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- Malliavin-Stein Method: a Survey of Recent Developments
- The fourth moment theorem on the Poisson space
- Stable limit theorems on the Poisson space
- Fourth moment theorems on the Poisson space: analytic statements via product formulae