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Three methods for refining estimates of invariant subspaces

โœ Scribed by J. W. Demmel


Book ID
105515812
Publisher
Springer Vienna
Year
1987
Tongue
English
Weight
719 KB
Volume
38
Category
Article
ISSN
0010-485X

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Invariant Subspaces for Semigroups of Al
โœ Grega Cigler; Roman Drnovลกek; Damjana Kokol-Bukovลกek; Matjaลพ Omladiฤ; Thomas J. ๐Ÿ“‚ Article ๐Ÿ“… 1998 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 239 KB

269 305) that a semigroup of matrices is triangularizable if the ranks of all the commutators of elements of the semigroup are at most 1. Our main theorem is an extension of this result to semigroups of algebraic operators on a Banach space. We also obtain a related theorem for a pair [A, B] of arbi