An invariant of a pair of symmetric operators and the spectra of nonsemibounded Sturm-Liouville vector operators

DOI10.1134/S1064562408060045zbMath1217.47084OpenAlexW1970219217MaRDI QIDQ542255

R. S. Ismagilov, A. G. Kostyuchenko

Publication date: 8 June 2011

Published in: Doklady Mathematics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1134/s1064562408060045

Mathematics Subject Classification ID

Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) Sturm-Liouville theory (34B24) Linear symmetric and selfadjoint operators (unbounded) (47B25) General theory of ordinary differential operators (47E05)

Cites Work

• On the Asymptotic Distribution of Eigenvalues

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