Open AccessComposition operators: Hyperinvariant subspaces, quasi-normals and isometries
Author(s) -
Bruce Cload
Publication year - 1999
Publication title -
proceedings of the american mathematical society
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.968
H-Index - 84
eISSN - 1088-6826
pISSN - 0002-9939
DOI - 10.1090/s0002-9939-99-04663-8
Subject(s) - composition (language) , linear subspace , centralizer and normalizer , mathematics , composition operator , pure mathematics , algebra over a field , linguistics , philosophy , hilbert space , multiplication operator
We exhibit hyperinvariant subspaces of some composition operators. We also consider quasi-normal composition operators and discuss the commutant of isometric composition operators.