English

A space with no unconditional basis that satisfies the Johnson-Lindenstrauss lemma

Functional Analysis 2025-01-24 v1

Abstract

We give the first example of a nontrivial twisted Hilbert space that satisfies the Johnson-Lindenstrauss lemma. This space has no unconditional basis. We also show that such a space gives a partial answer to a question of Mascioni.

Keywords

Cite

@article{arxiv.2501.13524,
  title  = {A space with no unconditional basis that satisfies the Johnson-Lindenstrauss lemma},
  author = {Jesús Suárez},
  journal= {arXiv preprint arXiv:2501.13524},
  year   = {2025}
}