Hüseyin, Hüseyin ŞirinDal, FGuseinov, GSMathematics2024-07-052024-07-05200501446-18111446-873510.1017/S14461811000100022-s2.0-33747240749https://doi.org/10.1017/S1446181100010002https://hdl.handle.net/20.500.14411/1243In this study, we are concerned with a boundary value problem (BVP) for nonlinear difference equations on the set of all integers Z, under the assumption that the left-hand side is a second-order linear difference expression which belongs to the so-called Weyl-Hamburger limit-circle case. The BVP is considered in the Hilbert space l(2) and includes boundary conditions at infinity. Existence and uniqueness results for solution of the considered BVP are established.eninfo:eu-repo/semantics/openAccess[No Keyword Available]ArticleQ3Q247237248WOS:000234118400006