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zbMath1185.47018MaRDI QIDQ3628161

I. I. Kinzina

Publication date: 19 May 2009

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

perturbation theory eigenvalues self-adjoint operator discrete operator

Mathematics Subject Classification ID

Spectrum, resolvent (47A10) Perturbation theory of linear operators (47A55) Eigenvalue problems for linear operators (47A75) Linear symmetric and selfadjoint operators (unbounded) (47B25)

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