Rofe-Beketov, F. S.; Zubkova, E. I. Inverse scattering problem on the axis for the triangular \(2\times 2\) matrix potential with a virtual level. (English) Zbl 1199.81038 Methods Funct. Anal. Topol. 15, No. 4, 301-321 (2009). Reviewer: A. N. Kochubei (Kyïv) MSC: 81U40 47A40 34L25 × Cite Format Result Cite Review PDF
Lakaev, S. N.; Bozorov, I. N. The number of bound states of a one-particle Hamiltonian on a three-dimensional lattice. (English. Russian original) Zbl 1175.81100 Theor. Math. Phys. 158, No. 3, 360-376 (2009); translation from Teor. Mat. Fiz. 158, No. 3, 425-443 (2009). MSC: 81Q05 82D25 × Cite Format Result Cite Review PDF Full Text: DOI
Lakaev, S. N.; Khalkhuzhaev, A. M. The number of eigenvalues of the two-particle discrete Schrödinger operator. (English. Russian original) Zbl 1174.81004 Theor. Math. Phys. 158, No. 2, 221-232 (2009); translation from Teor. Mat. Fiz. 158, No. 2, 263-276 (2009). MSC: 81Q10 × Cite Format Result Cite Review PDF Full Text: DOI