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This article is cited in 17 scientific papers (total in 17 papers)
Multiple completeness of root vectors of a Keldysh pencil perturbed by an operator-valued function analytic in a disc
G. V. Radzievskii
Abstract:
In this paper a formulation of the problem of multiple completeness is considered that generalizes the earlier well-known formulation of this problem in differential equations, and also in mechanics. To within a finite-dimensional subspace, multiple completeness tests are given for a Keldysh pencil perturbed by an analytic operator-valued function. In several cases the domain of multiple completeness is found.
Bibliography: 26 titles.
Received: 30.03.1972
Citation:
G. V. Radzievskii, “Multiple completeness of root vectors of a Keldysh pencil perturbed by an operator-valued function analytic in a disc”, Mat. Sb. (N.S.), 91(133):3(7) (1973), 310–335; Math. USSR-Sb., 20:3 (1973), 323–347
Linking options:
https://www.mathnet.ru/eng/sm3119https://doi.org/10.1070/SM1973v020n03ABEH001878 https://www.mathnet.ru/eng/sm/v133/i3/p310
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Abstract page: | 396 | Russian version PDF: | 171 | English version PDF: | 10 | References: | 68 |
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