Mehri, B. Periodic solution for certain non-linear third order differential equation. (English) Zbl 0708.34030 Indian J. Pure Appl. Math. 21, No. 3, 203-210 (1990). The nonlinear third order differential equation \[ x'''+\psi (x')x''+(k^ 2+\phi (x))x'+f(t,x)=e(t) \] is studied. The Leray-Schauder fixed point technique is applied. Reviewer: P.Drábek Cited in 2 Documents MSC: 34C25 Periodic solutions to ordinary differential equations 34B15 Nonlinear boundary value problems for ordinary differential equations Keywords:nonlinear third order differential equation; Leray-Schauder fixed point technique PDFBibTeX XMLCite \textit{B. Mehri}, Indian J. Pure Appl. Math. 21, No. 3, 203--210 (1990; Zbl 0708.34030)