On the spectrum of a family of non-self-adjoint boundary value problems for systems of helmholtz equations

DOI10.1016/0041-5553(81)90155-5zbMath0531.35060OpenAlexW2079395104MaRDI QIDQ3312626

Yu. V. Shestopalov

Publication date: 1981

Published in: USSR Computational Mathematics and Mathematical Physics (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0041-5553(81)90155-5

zbMATH Keywords

existencediscrete spectrumlocalizationHelmholtz equationswaveguideelectromagnetic oscillationsnon-self-adjoint boundary value problemstwo- dimensional Helmholtz system

Mathematics Subject Classification ID

Estimates of eigenvalues in context of PDEs (35P15) Spectrum, resolvent (47A10) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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