Keldysh, M. V. On the completeness of the eigenfunctions of some classes of non- selfadjoint linear operators. (Russian) Zbl 0225.47008 Usp. Mat. Nauk 26, No. 4(160), 15-41 (1971). Page: −5 −4 −3 −2 −1 ±0 +1 +2 +3 +4 +5 Show Scanned Page Cited in 10 ReviewsCited in 110 Documents MSC: 47A70 (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces 47A10 Spectrum, resolvent 47A56 Functions whose values are linear operators (operator- and matrix-valued functions, etc., including analytic and meromorphic ones) Citations:Zbl 0235.47009 PDFBibTeX XMLCite \textit{M. V. Keldysh}, Usp. Mat. Nauk 26, No. 4(160), 15--41 (1971; Zbl 0225.47008)