scientific article

Domingo A. Herrero, Constantin Apostol, Lawrence A. Fialkow, Dan-Virgil Voiculescu

Publication date: 1984

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

spectral functions similarity orbit Calkin algebra cyclic operators Compact perturbation essentially nilpotent operators Inner derivatives with closed range norm-approximation problems concerning similarity invariant subsets of L(H)Points of continuity of the spectrum rational multicyclic operators of a given order

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) Commutators, derivations, elementary operators, etc. (47B47) General (adjoints, conjugates, products, inverses, domains, ranges, etc.) (47A05) Research exposition (monographs, survey articles) pertaining to operator theory (47-02)

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