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Isometric composition operators on BMOA
Author(s) -
Laitila Jussi
Publication year - 2010
Publication title -
mathematische nachrichten
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.913
H-Index - 50
eISSN - 1522-2616
pISSN - 0025-584X
DOI - 10.1002/mana.200710164
Subject(s) - mathematics , invariant (physics) , composition (language) , bloch space , isometric exercise , pure mathematics , linguistics , mathematical physics , compact space , philosophy , medicine , physical therapy
We characterize and provide examples of the analytic self‐maps of the unit disc, which induce isometric com‐position operators on the space BMOA equipped with a Möbius invariant H 2 norm (© 2010 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim)