English

Fractional Poincar\'e and localized Hardy inequalities on metric spaces

Classical Analysis and ODEs 2021-08-17 v1 Analysis of PDEs

Abstract

We prove fractional Sobolev-Poincar\'e inequalities, capacitary versions of fractional Poincar\'e inequalities, and pointwise and localized fractional Hardy inequalities in a metric space equipped with a doubling measure. Our results generalize and extend earlier work where such inequalities have been considered in the Euclidean spaces or in the non-fractional setting in metric spaces. The results concerning pointwise and localized variants of fractional Hardy inequalities are new even in the Euclidean case.

Keywords

Cite

@article{arxiv.2108.07209,
  title  = {Fractional Poincar\'e and localized Hardy inequalities on metric spaces},
  author = {Bartłomiej Dyda and Juha Lehrbäck and Antti V. Vähäkangas},
  journal= {arXiv preprint arXiv:2108.07209},
  year   = {2021}
}