Analog of the first Fredholm theorem for higher-order nonlinear differential equations. (English. Russian original) Zbl 1381.34040
Differ. Equ. 53, No. 8, 996-1004 (2017); translation from Differ. Uravn. 53, No. 8, 1024-1032 (2017).
Reviewer: Yousef Gholami (Tabriz)