scientific article; zbMATH DE number 1551983
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Publication:4524186
zbMath0976.47009MaRDI QIDQ4524186
Hiroshi Nagatani, S. T. Kuroda
Publication date: 6 January 2002
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
point interactionapproximation problemrank one perturbationsselfadjoint realizationsiterated second resolvent equationscaled Hilbert spacesscaled short-range potentialsunperturbed selfadjoint operator
Applications of operator theory in the physical sciences (47N50) Perturbation theory of linear operators (47A55) Linear symmetric and selfadjoint operators (unbounded) (47B25) Perturbation theories for operators and differential equations in quantum theory (81Q15)
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On approximations of rank one ℋ₋₂-perturbations ⋮ On the embedded eigenvalues for the self-adjoint operators with singular perturbations.
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