Basicity of a portion of a root system of a polynomial bundle

DOI10.1007/BF01079533zbMath0717.34019MaRDI QIDQ5966208

Yurij I. Lyubarskij

Publication date: 1989

Published in: Functional Analysis and its Applications (Search for Journal in Brave)

zbMATH Keywords

spectrummultipoint boundary value problemRiesz basis property with finite defect

Mathematics Subject Classification ID

Eigenfunctions, eigenfunction expansions, completeness of eigenfunctions of ordinary differential operators (34L10) Nonlocal and multipoint boundary value problems for ordinary differential equations (34B10)

Cites Work

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