COMPONENTS OF THE ESSENTIAL SPECTRA OF QUASISIMILAR OPERATORS
Yan Z
Abstract
Yan Z
Abstract
Let A and B be quasisimilar operators. We describe refinedly the intersection relationsof the components of various essential spectra of A with various subsets of the essentialspectrum of B, and give an affirmative answer to a question posed by L. A. Fialkow.
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Let A and B be quasisimilar operators. We describe refinedly the intersection relationsof the components of various essential spectra of A with various subsets of the essentialspectrum of B, and give an affirmative answer to a question posed by L. A. Fialkow.
Key concepts: Intersection (aeronautics), Essential spectrum, Mathematics, Computer science, Spectrum (functional analysis), Physics, Engineering, Aerospace engineering