Dergiler / Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics / 1992 / Cilt: 41
On the periodic solutions of certain class of eighth-order differential equations
- Sayı
- 1992 · Cilt: 41
- Sayfa
- 1–1
- DOI
- —
Abstract
The aim of this paper is to.investigate sufficient conditions (Theorem 1) for the nonexistence of nontrivial periodic Solutions of the autonomous equation (1.1) and (Theorem 2) the existence of periodic Solutions of the nonautonomous eguation (1.2).