# Approximation Numbers of Composition Operators on the Hardy Space of the Infinite Polydisk

Approximation Numbers of Composition Operators on the Hardy Space of the Infinite Polydisk We study the composition operators of the Hardy space on $$\mathbb D^\infty \cap \ell _1$$ D ∞ ∩ ℓ 1 , the $$\ell _1$$ ℓ 1 part of the infinite polydisk, and the behavior of their approximation numbers. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Integral Equations and Operator Theory Springer Journals

# Approximation Numbers of Composition Operators on the Hardy Space of the Infinite Polydisk

, Volume 89 (4) – Nov 1, 2017
13 pages

/lp/springer_journal/approximation-numbers-of-composition-operators-on-the-hardy-space-of-0HI2TErR90
Publisher
Springer International Publishing
Subject
Mathematics; Analysis
ISSN
0378-620X
eISSN
1420-8989
D.O.I.
10.1007/s00020-017-2408-4
Publisher site
See Article on Publisher Site

### Abstract

We study the composition operators of the Hardy space on $$\mathbb D^\infty \cap \ell _1$$ D ∞ ∩ ℓ 1 , the $$\ell _1$$ ℓ 1 part of the infinite polydisk, and the behavior of their approximation numbers.

### Journal

Integral Equations and Operator TheorySpringer Journals

Published: Nov 1, 2017

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