English

Step multipliers, Fourier step multipliers and multiplications on quasi-Banach modulation spaces

Functional Analysis 2021-06-16 v4

Abstract

We prove the boundedness of a general class of multipliers and Fourier multipliers, in particular of the Hilbert transform, on quasi-Banach modulation spaces. We also deduce boundedness for multiplications and convolutions for elements in such spaces.

Keywords

Cite

@article{arxiv.2011.06941,
  title  = {Step multipliers, Fourier step multipliers and multiplications on quasi-Banach modulation spaces},
  author = {Joachim Toft},
  journal= {arXiv preprint arXiv:2011.06941},
  year   = {2021}
}

Comments

37 pages. In this forth version, some small mistakes have been corrected. Furthermore, some more references and links to references have been added