Fumio Hiroshima

2 works

Faculty of Mathematics, Kyushu University, Fukuoka, Japan

1. Threshold of discrete Schrödinger operators with delta potentials on <i>n</i>-dimensional lattice

   Fumio Hiroshima, Zahriddin Muminov, Utkir Kuljanov

   ArticleSpectral Theory in Mathematical PhysicsLinear and Multilinear Algebra202021 citations

   ABIABI:AkademIndex/openalex/2020.article.000213

2. On the Spectrum of the Discrete Schrödinger Operator of a Rank-Two Perturbation on $$\mathbb{Z}$$

   Sh. U. Alladustov, Fumio Hiroshima, Zahriddin Muminov

   ArticleSpectral Theory in Mathematical PhysicsLobachevskii Journal of Mathematics20242 citations

   ABIABI:AkademIndex/openalex/2026.other.343430