Certain tests for the degree of completeness of the root vectors of operator functions analytic in a sector

DOI10.1007/BF01085905zbMath0337.47007MaRDI QIDQ1230392

G. V. Radzievskij

Publication date: 1976

Published in: Ukrainian Mathematical Journal (Search for Journal in Brave)

Mathematics Subject Classification ID

Functional calculus for linear operators (47A60) Other generalizations of function theory of one complex variable (32A30) (Generalized) eigenfunction expansions of linear operators; rigged Hilbert spaces (47A70)

Related Items (5)

To the theory of operator-differential equations of the second order ⋮ Completeness of derived chains that correspond to boundary-value problems on a finite segment ⋮ Completeness of derived chains corresponding to boundary problems on a semiaxis ⋮ Elliptic equations in Hilbert space and associated spectral problems ⋮ On the problem of completeness of root vectors corresponding to the two spectral series of sheaves of M. V. Keldysh

Cites Work

• Multiple completeness of eigen and associated vectors of some classes of operator-functions analytic in a disk
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