English

Remarks on Ritt operators, their $H^\infty$ functional calculus and associated square function estimates

Functional Analysis 2023-03-07 v1

Abstract

This note deals with the boundedness of the HH^\infty functional calculus of Ritt operators TT and associated square function estimates. The purpose is to give a shorter, concise and slightly more general approach towards Le~Merdy's results [19] on this subject.

Keywords

Cite

@article{arxiv.2303.03022,
  title  = {Remarks on Ritt operators, their $H^\infty$ functional calculus and associated square function estimates},
  author = {Bernhard H. Haak},
  journal= {arXiv preprint arXiv:2303.03022},
  year   = {2023}
}

Comments

17 pages

R2 v1 2026-06-28T09:03:04.982Z