Search academic texts

Information × Registration Number 2121U007135, Article popup.category Стаття Title Spectra of rank-one perturbations of self-adjoint operators (AI translated) popup.author Hryniv RostyslavDobosevych OlesHryniv RostyslavDobosevych Oles popup.publication 15-01-2021 popup.source_user Український католицький університет popup.source https://hdl.handle.net/20.500.14570/2639 popup.publisher Elsevier Description We characterize possible spectra of rank-one perturbationsBof a self-adjoint operator Awith discrete spectrum and, in particular, prove that the spectrum ofBmay include any number of real or non-real eigenvalues of arbitrary algebraic multiplicity popup.nrat_date 2025-11-05 Close