English

An improvement of the Kolmogorov-Riesz compactness theorem

Functional Analysis 2019-03-22 v2

Abstract

The purpose of this short note is to provide a new and very short proof of a result by Sudakov, offering an important improvement of the classical result by Kolmogorov-Riesz on compact subsets of Lebesgue spaces.

Keywords

Cite

@article{arxiv.1705.01349,
  title  = {An improvement of the Kolmogorov-Riesz compactness theorem},
  author = {Harald Hanche-Olsen and Helge Holden and Eugenia Malinnikova},
  journal= {arXiv preprint arXiv:1705.01349},
  year   = {2019}
}