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zbMath0989.47011MaRDI QIDQ2777862

Leonid P. Nizhnik

Publication date: 13 March 2002

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

zbMATH Keywords

boundary conditions Schrödinger operators approximations bilinear forms selfadjoint operators resolvents zero-range potential regularizations selfadjoint extension rank one singular perturbations additive sums

Mathematics Subject Classification ID

Perturbation theory of linear operators (47A55) Linear symmetric and selfadjoint operators (unbounded) (47B25) Selfadjoint operator theory in quantum theory, including spectral analysis (81Q10) Dilations, extensions, compressions of linear operators (47A20)

Related Items (5)

Schrödinger operators with nonlocal point interactions ⋮ Spectra of rank-one perturbations of self-adjoint operators ⋮ The rigged Hilbert spaces approach in singular perturbation theory ⋮ Schrödinger operators with singular rank-two perturbations and point interactions ⋮ On the perturbation theory of self-adjoint operators

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