Abstract
Schrödinger operators with infinite-rank singular potentials V=Σ ∞ i,j=1 b ij〈φj,·〉φi are studied under the condition that the singular elements ψ j are ξ j(t)-invariant with respect to scaling transformationsin ℝ3.
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Published in Ukrains’kyi Matematychnyi Zhurnal, Vol. 60, No. 4, pp. 487–496, April, 2008.
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Kuzhel’, S., Vavrykovych, L. On infinite-rank singular perturbations of the Schrödinger operator. Ukr Math J 60, 563–573 (2008). https://doi.org/10.1007/s11253-008-0077-9
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DOI: https://doi.org/10.1007/s11253-008-0077-9