Persistence of point spectrum for perturbations of one-dimensional operators with discrete spectra

DOI10.1007/978-3-030-55556-6_7OpenAlexW3099224913MaRDI QIDQ2662774

Mariane Pigossi, César R. de Oliveira

Publication date: 14 April 2021

Full work available at URL: https://doi.org/10.1007/978-3-030-55556-6_7

zbMATH Keywords

discrete Schrödinger operatorspure point spectrumdynamical localizationKAM technique

Mathematics Subject Classification ID

Applications of operator theory in the physical sciences (47N50) Perturbation theories for operators and differential equations in quantum theory (81Q15) Linear difference operators (47B39)

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