Stability of spectral characteristics of boundary value problems for \(2 \times 2\) Dirac type systems: applications to the damped string

DOI10.1016/j.jde.2021.12.035zbMath1498.34229OpenAlexW4205694778MaRDI QIDQ2074440

Anton A. Lunyov, Mark M. Malamud

Publication date: 10 February 2022

Published in: Journal of Differential Equations (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/j.jde.2021.12.035

zbMATH Keywords

Riesz basisDirac operatorspectral stabilitytransformation operatorsdamped stringregular and strictly regular boundary conditions

Mathematics Subject Classification ID

Initial-boundary value problems for second-order hyperbolic equations (35L20) Particular ordinary differential operators (Dirac, one-dimensional Schrödinger, etc.) (34L40) General spectral theory of ordinary differential operators (34L05) Perturbation theory of linear operators (47A55) Boundary eigenvalue problems for ordinary differential equations (34B09)

Related Items (2)

Criterion of Bari basis property for 2 × 2 Dirac‐type operators with strictly regular boundary conditions ⋮ Dependence of eigenvalues of Dirac system on the parameters

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