On non-selfadjoint operators with finite discrete spectrum

DOI10.1007/978-3-030-55556-6_4zbMath1521.47025arXiv2002.09590MaRDI QIDQ6335351

Amal Taarabt, Diomba Sambou, Olivier Bourget

Publication date: 21 February 2020

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) Linear operators on special spaces (weighted shifts, operators on sequence spaces, etc.) (47B37) Perturbation theories for operators and differential equations in quantum theory (81Q15) Nonselfadjoint operators (47B28)

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