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).
Primary Language | English |
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Subjects | Mathematical Sciences |
Journal Section | Research Articles |
Authors | |
Publication Date | January 1, 1992 |
Submission Date | January 1, 1992 |
Published in Issue | Year 1992 Volume: 41 |
Communications Faculty of Sciences University of Ankara Series A1 Mathematics and Statistics.
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