Bessel驱动随机动力学的超扩散极限
概率论
2025-02-06 v2
摘要
我们证明了一维随机动力学中的反常扩散标度,其中随机漂移由外生Bessel噪声驱动,并且还包括内生波动性,允许与外生噪声具有任意依赖关系。我们确定了该模型的超扩散标度指数,并在相应标度上证明了弱收敛结果。我们展示了我们的结果如何扩展到不仅包括Bessel过程,还包括满足某些渐近条件的更一般过程作为外生噪声过程。
引用
@article{arxiv.2401.11863,
title = {Superdiffusive limits for Bessel-driven stochastic kinetics},
author = {Miha Brešar and Conrado da Costa and Aleksandar Mijatović and Andrew Wade},
journal= {arXiv preprint arXiv:2401.11863},
year = {2025}
}
备注
Integrability assumption in Theorem 1.1 has been removed; Subsection 2.2, discussing the proof of the main results, has been added; 17 pages, 1 figure; for a short YouTube video describing the results, see https://youtu.be/O20plic5Ko8?si=-cg5XGdZlkO9WvYr