English

Extremals in Hardy-Littlewood-Sobolev inequalities for stable processes

Analysis of PDEs 2021-05-17 v1 Probability

Abstract

We prove the existence of an extremal function in the Hardy-Littlewood-Sobolev inequality for the energy associated to an stable operator. To this aim we obtain a concentration-compactness principle for stable processes in RN\mathbb{R}^N.

Keywords

Cite

@article{arxiv.2105.06520,
  title  = {Extremals in Hardy-Littlewood-Sobolev inequalities for stable processes},
  author = {Arturo de Pablo and Fernando Quirós and Antonella Ritorto},
  journal= {arXiv preprint arXiv:2105.06520},
  year   = {2021}
}