Nizhnik Leonid
Publications
More than 190 publications including 4 monographs and more than 120 papers.
h = 22 (Google Scholar), h = 10 (Scopus), h = 13 (Web of Science), h = 14 (Mathscinet).
Selected papers:
L. Nizhnik, N. Sh. Iskenderov, Inverse scattering problem for a hyperbolic system of equations on the semiaxis, Ukrains’kyi Matematychnyi Zhurnal, 2026, 78, ¹ 5-6, 456–469. (in Ukrainian)
DOI
Nizhnik, L., Nizhnik I. Deterministic diffusion // Ukrainian Math. J. — 2020. — 71, ¹ 11. — P. 1781-1801. DOI
L.P. Nizhnik,The Cauchy problem for the (2+ 1) integrable nonlinear Schrodinger equation, arXiv preprint arXiv:2305.06182, 2023.DOI
L.P. Nizhnik, Well-posed Cauchy problem and the Hamiltonian form of (2+ 1) nonlinear equations integrable by inverse scattering transform, arXiv preprint arXiv:2412.16801 2024.DOI
Cojuhari, P., Nizhnik, L. Scattering problem for Dirac system with nonlocal potentials, Methods Funct. Anal. Topology, — 2019. —Vol. 25 , no. 3, 211-218. PDF
Dębowska K., Nizhnik L. Direct and inverse spectral problems for Dirac systems with nonlocal potentials, Opuscula Mathematica , — 2019. — 39, no. 5, 645-673. DOI
Kuzhel, S., Nizhnik, L. Phillips symmetric operators and their extensions, Banach J. Math. Anal., — 2018. — 12, no. 4, P. 995–1016. DOI
Nizhnik, L. On the inverse eigenvalue problems for a Jacobi matrix with mixed given data, Methods of Funct. Anal. Topology,— 2018. —Vol. 24, no. 2, 178–186. PDF
Cojuhari, P., Nizhnik, L. Hochstadt inverse eigenvalue problem for Jacobi matrices, J. Math. Anal. Appl. — 2017. — 455, P. 439–451. DOI
Nizhnik, L., Rabanovich, S. On new inverse spectral problems for weighted graphs, Methods of Funct. Anal. Topology. — 2017. — Vol. 23, no. 1, 66–75. PDF
h = 22 (Google Scholar), h = 10 (Scopus), h = 13 (Web of Science), h = 14 (Mathscinet).
Selected papers:
L. Nizhnik, N. Sh. Iskenderov, Inverse scattering problem for a hyperbolic system of equations on the semiaxis, Ukrains’kyi Matematychnyi Zhurnal, 2026, 78, ¹ 5-6, 456–469. (in Ukrainian)
DOI
Nizhnik, L., Nizhnik I. Deterministic diffusion // Ukrainian Math. J. — 2020. — 71, ¹ 11. — P. 1781-1801. DOI
L.P. Nizhnik,The Cauchy problem for the (2+ 1) integrable nonlinear Schrodinger equation, arXiv preprint arXiv:2305.06182, 2023.DOI
L.P. Nizhnik, Well-posed Cauchy problem and the Hamiltonian form of (2+ 1) nonlinear equations integrable by inverse scattering transform, arXiv preprint arXiv:2412.16801 2024.DOI
Cojuhari, P., Nizhnik, L. Scattering problem for Dirac system with nonlocal potentials, Methods Funct. Anal. Topology, — 2019. —Vol. 25 , no. 3, 211-218. PDF
Dębowska K., Nizhnik L. Direct and inverse spectral problems for Dirac systems with nonlocal potentials, Opuscula Mathematica , — 2019. — 39, no. 5, 645-673. DOI
Kuzhel, S., Nizhnik, L. Phillips symmetric operators and their extensions, Banach J. Math. Anal., — 2018. — 12, no. 4, P. 995–1016. DOI
Nizhnik, L. On the inverse eigenvalue problems for a Jacobi matrix with mixed given data, Methods of Funct. Anal. Topology,— 2018. —Vol. 24, no. 2, 178–186. PDF
Cojuhari, P., Nizhnik, L. Hochstadt inverse eigenvalue problem for Jacobi matrices, J. Math. Anal. Appl. — 2017. — 455, P. 439–451. DOI
Nizhnik, L., Rabanovich, S. On new inverse spectral problems for weighted graphs, Methods of Funct. Anal. Topology. — 2017. — Vol. 23, no. 1, 66–75. PDF