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This article is cited in 200 scientific papers (total in 200 papers)
On the completeness of the eigenfunctions of some classes of non-selfadjoint linear operators
M. V. Keldysh
Received: 31.03.1971
Citation:
M. V. Keldysh, “On the completeness of the eigenfunctions of some classes of non-selfadjoint linear operators”, Russian Math. Surveys, 26:4 (1971), 15–44
Linking options:
https://www.mathnet.ru/eng/rm5227https://doi.org/10.1070/RM1971v026n04ABEH003985 https://www.mathnet.ru/eng/rm/v26/i4/p15
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