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Found 104 Documents (Results 1–100)

Spectral properties of the Sturm-Liouville operator with a spectral parameter quadratically included in the boundary condition. (Russian. English summary) Zbl 1479.34053

MSC:  34B24 34B07 34L20
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Threshold resonances and virtual levels in the spectrum of cylindrical and periodic waveguides. (English. Russian original) Zbl 1458.35031

Izv. Math. 84, No. 6, 1105-1160 (2020); translation from Izv. Ross. Akad. Nauk, Ser. Mat. 84, No. 6, 73-130 (2020).
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Reconstruction of the Sturm-Liouville operator with nonseparated boundary conditions and a spectral parameter in the boundary condition. (English. Russian original) Zbl 1418.34042

Ukr. Math. J. 69, No. 9, 1416-1423 (2018); translation from Ukr. Mat. Zh. 69, No. 9, 1217-1223 (2017).
MSC:  34A55 34B24 47E05
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Asymptotics of eigenvalues of differential operator with alternating weight function. (English. Russian original) Zbl 1403.34066

Russ. Math. 62, No. 6, 27-42 (2018); translation from Izv. Vyssh. Uchebn. Zaved., Mat. 2018, No. 6, 31-47 (2018).
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Identification of a polynomial in nonsplitting boundary conditions. (English. Russian original) Zbl 1267.34031

Differ. Equ. 48, No. 11, 1527-1530 (2012); translation from Differ. Uravn 48, No. 11, 1549-1552 (2012).
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Inverse problems of spectral analysis for the Sturm-Liouville operator with regular boundary conditions. I. (English. Russian original) Zbl 1157.34005

Differ. Equ. 43, No. 10, 1364-1375 (2007); translation from Differ. Uravn. 43, No. 10, 1334-1345 (2007).
MSC:  34A55 47E05 34B24
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Inverse problems of spectral analysis for the Sturm-Liouville operator with regular boundary conditions. II. (English. Russian original) Zbl 1160.34007

Differ. Equ. 43, No. 12, 1668-1678 (2007); translation from Differ. Uravn. 43, No. 12, 1626-1636 (2007).
MSC:  34A55 34B24 47E05
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Absolute and convective stability in large domains. (English) Zbl 1004.35019

Fiedler, B. (ed.) et al., International conference on differential equations. Proceedings of the conference, Equadiff ’99, Berlin, Germany, August 1-7, 1999. Vol. 1. Singapore: World Scientific. 797-800 (2000).
MSC:  35B35 35K55 35P05
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A particular case of the inverse problem for the Sturm-Liouville equation with parameter-dependent potential. (English) Zbl 0976.34011

Dittrich, Jaroslav (ed.) et al., Mathematical results in quantum mechanics. QMath7 conference, Prag, Czech Republic, June 22-26, 1998. Basel: Birkhäuser. Oper. Theory, Adv. Appl. 108, 335-341 (1999).
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An inverse problem for the Sturm-Liouville operator with nonseparable self-adjoint boundary conditions. (English. Russian original) Zbl 0728.34012

Sib. Math. J. 31, No. 6, 910-918 (1990); translation from Sib. Mat. Zh. 31, No. 6(184), 46-54 (1990).
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