Deficiency indices of the singular differential operator generated by the expression \(y^{IV}-2a(x^\alpha y')'+ bx^\beta y\)

DOI10.1023/A:1022194622190zbMath1026.47031OpenAlexW2914212898MaRDI QIDQ1810289

N. A. Sidel'nikova

Publication date: 15 June 2003

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

Full work available at URL: https://doi.org/10.1023/a:1022194622190

zbMATH Keywords

asymptotic formuladeficiency indicessingular differential operator

Mathematics Subject Classification ID

General theory of ordinary differential operators (47E05)

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