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On the invariants of certain second order differential equations

✍ Scribed by F. González-Gascón


Publisher
Elsevier Science
Year
1980
Tongue
English
Weight
134 KB
Volume
77
Category
Article
ISSN
0375-9601

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Oscillation of Certain Second-Order Nonl
✍ Wan-Tong Li 📂 Article 📅 1998 🏛 Elsevier Science 🌐 English ⚖ 165 KB

1 Ž Ž .. Ž . where ) 0 is any quotient of odd integers, a g C R, 0, ϱ , q g C R, R , Ž . Ž . Ž . fgC R, R , xf x ) 0, f Ј x G 0 for x / 0. Some new sufficient conditions for Ž . the oscillation of all solutions of ) are obtained. Several examples that dwell upon the importance of our results are als