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Concrete Operators

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Approximation numbers of composition operators on Hp

Daniel Li
  • Corresponding author
  • Univ Lille Nord de France, U-Artois, Laboratoire de Mathématiques de Lens EA 2462 & Fédération CNRS Nord-Pas-de-Calais FR 2956, Faculté des Sciences Jean Perrin, Rue Jean Souvraz, S.P. 18, 62300 Lens, France
/ Hervé Queffélec
  • Corresponding author
  • Univ Lille Nord de France, USTL, Laboratoire Paul Painlevé U.M.R. CNRS 8524 & Fédération CNRS Nord-Pasde- Calais FR 2956, 59655 Villeneuve d’Ascq Cedex, France
/ Luis Rodríguez-Piazza
  • Corresponding author
  • Universidad de Sevilla, Facultad de Matemáticas, Departamento de Análisis Matemático & IMUS, Apartado de Correos 1160, 41080 Sevilla, Spain
Published Online: 2015-07-22 | DOI: https://doi.org/10.1515/conop-2015-0005

Abstract

give estimates for the approximation numbers of composition operators on the Hp spaces, 1 ≤ p < ∞

Keywords : approximation numbers; Blaschke product; composition operator; Hardy space; interpolation sequence

References

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About the article

Received: 2015-02-23

Accepted: 2015-07-07

Published Online: 2015-07-22


Citation Information: Concrete Operators, ISSN (Online) 2299-3282, DOI: https://doi.org/10.1515/conop-2015-0005. Export Citation

© 2015 Daniel Li et al.. This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License. (CC BY-NC-ND 3.0)

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