On Perturbations of Essential Spectra

DOI10.1112/jlms/s2-1.1.343zbMath0192.47403OpenAlexW1992248440MaRDI QIDQ5587398

Schechter, Martin

Publication date: 1969

Published in: Journal of the London Mathematical Society (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1112/jlms/s2-1.1.343

zbMATH Keywords

functional analysis

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