Albeverio, Sergio; Nizhnik, Leonid Schrödinger operators with a number of negative eigenvalues equal to the number of point interactions. (English) Zbl 1046.34093 Methods Funct. Anal. Topol. 9, No. 4, 273-286 (2003). Reviewer: A. N. Kochubei (Kyïv) MSC: 34L40 47E05 81Q10 × Cite Format Result Cite Review PDF
Albeverio, Sergio; Nizhnik, Leonid On the number of negative eigenvalues of a one-dimensional Schrödinger operator with point interactions. (English) Zbl 1056.34093 Lett. Math. Phys. 65, No. 1, 27-35 (2003). Reviewer: Vadim Komkov (Florida) MSC: 34L40 47A10 × Cite Format Result Cite Review PDF Full Text: DOI