F Ye - Math. Methods Appl. Sci, 2022 - search.ebscohost.com
This paper is devoted to study the discrete Sturm–Liouville problem− Δ (p (k) Δu (k− 1))+ q
(k) u (k)= λm (k) u (k)+ f1 (k, u (k), λ)+ f2 (k, u (k), λ), k∈[1, T] Z, a0u (0)− b0Δu (0)= 0, a1u (T+ …