A singularly perturbed de la Vallée-Poussin problem with two vanishing points of the spectrum

DOI10.1007/BF01061635zbMath0576.34052MaRDI QIDQ1065240

V. N. Bobochko

Publication date: 1983

Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)

zbMATH Keywords

asymptotic expansionspectrum

Mathematics Subject Classification ID

Singular perturbations, turning point theory, WKB methods for ordinary differential equations (34E20) Asymptotic expansions of solutions to ordinary differential equations (34E05)

Cites Work

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