A nonlinear analogue of the implicit method in the theory of the perturbation of an isolated eigenvalue

DOI10.1007/BF01060315zbMath0685.47044MaRDI QIDQ4735680

A. P. Makhmudov, Ziyatkhan S. Aliyev

Publication date: 1989

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

zbMATH Keywords

implicit methodequationenergy spacenonlinear operatorscomplete orthonormal system of eigenvectors of the unperturbed equationeigensolutions of the perturbed equationselfadjoint operators on a separable real Hilbert spacecomplete orthonormal system of eigenvectors of the unperturbed

Mathematics Subject Classification ID

Equations involving nonlinear operators (general) (47J05) Perturbation theory of linear operators (47A55) Nonlinear spectral theory, nonlinear eigenvalue problems (47J10)

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