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Nonoscillation theorems for functional differential equations of arbitrary order
John R. Graef, Myron K. Grammatikopoulos, Yuichi Kitamura, Takaŝi Kusano, Hiroshi Onose, Paul W. Spikes
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Source: Crossref
Published: Jan 1, 1984
DOI: 10.1155/s0161171284000259
Open original source ↗Source abstract
The authors give sufficient conditions for all oscillatory solutions of a sublinear forced higher order nonlinear functional differential equation to converge to zero. They then prove a nonoscillation theorem for such equations. A few intermediate results are also obtained.
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