On the Bessel property of systems of root functions of a differential operator.
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Publication:1432399
zbMath1050.34125MaRDI QIDQ1432399
Publication date: 15 June 2004
Published in: Doklady Mathematics (Search for Journal in Brave)
General theory of ordinary differential operators (47E05) Eigenfunctions, eigenfunction expansions, completeness of eigenfunctions of ordinary differential operators (34L10) Eigenvalues, estimation of eigenvalues, upper and lower bounds of ordinary differential operators (34L15)
Related Items (2)
Analog of the Riesz theorem and the basis property in \(L_p\) of a system of root functions of a differential operator. I ⋮ Riesz inequality for systems of root vector functions of the Dirac operator
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