Stability of essential spectra of singular Sturm‐Liouville differential operators under perturbations small at infinity

DOI10.1002/MMA.4730zbMath1396.34051OpenAlexW2783572787MaRDI QIDQ4643990

Huaqing Sun, Jian Gang Qi

Publication date: 30 May 2018

Published in: Mathematical Methods in the Applied Sciences (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1002/mma.4730

zbMATH Keywords

stabilityessential spectrum

Mathematics Subject Classification ID

Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) General spectral theory of ordinary differential operators (34L05) Perturbations, asymptotics of solutions to ordinary differential equations (34E10)

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