Asymptotics of the eigenelements of the Laplacian with singular perturbations of boundary conditions on narrow and thin sets

DOI10.1070/SM2005V196N05ABEH000897zbMath1092.35072OpenAlexW2047162823MaRDI QIDQ5713313

Marina Yu. Planida

Publication date: 14 December 2005

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

Full work available at URL: https://doi.org/10.1070/sm2005v196n05abeh000897

zbMATH Keywords

singular perturbationeigenvaluesmatched asymptotic expansionsLaplacian

Mathematics Subject Classification ID

Singular perturbations in context of PDEs (35B25) Asymptotic distributions of eigenvalues in context of PDEs (35P20) Laplace operator, Helmholtz equation (reduced wave equation), Poisson equation (35J05)

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