On the Essential Spectra of Symmetric Operators in Hilbert Space

DOI10.2307/2372451zbMath0050.11802OpenAlexW2321576982MaRDI QIDQ5817750

Philip Hartman

Publication date: 1953

Published in: American Journal of Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.2307/2372451

zbMATH Keywords

functional analysis

Related Items

On dichotomies for solutions of \(n\)-th order linear differential equations ⋮ Spectral Multiplicity of Selfadjoint Dilations ⋮ On the Point Spectrum of a Toeplitz Operator ⋮ Spectra of Polar Factors of Hyponormal Operators ⋮ More determinancy theory for the Livsic moments problem ⋮ Commutators, perturbations, and unitary spectra