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Preservation of nonoscillatory behavior of solutions of second-order delay differential equations under impulsive perturbations

✍ Scribed by Mingshu Peng; Weigao Ge; Qianli Xu


Publisher
Elsevier Science
Year
2002
Tongue
English
Weight
455 KB
Volume
15
Category
Article
ISSN
0893-9659

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πŸ“œ SIMILAR VOLUMES


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✍ R.P. Agarwal; M.M.S. Manuel; E. Thandapani πŸ“‚ Article πŸ“… 1996 πŸ› Elsevier Science 🌐 English βš– 510 KB

we shall investigate the oscillatory behavior of solutions of second order nonlinear neutral delay difference equations. Several examples which dwell upon the importance of our results are also illustrated.

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In this paper, we improve the Sturm comparison theorem and two nonoscillation criteria of LEIGHTON and WINTNER, and establish two variants of a WINTNER'S nonoscillatory criterion of the second order linear differential equation where r, c : [to,co) -+ IR, T > 0 a.e. on [to,m) and f , c E L 1 ( t o