Abstract
In this paper, some new oscillation criteria for a second order nonlinear differential equation with dampings are established. These criteria improve and generalize the related results given in [1–4].
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Communicated by Li Li
The Project supported by the Science Foundation of Yunnan State Education Commission.
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Yuan-hong, Y., Ming-zhong, J. Oscillation theorems for a second order nonlinear differential equation. Appl Math Mech 13, 379–385 (1992). https://doi.org/10.1007/BF02451424
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DOI: https://doi.org/10.1007/BF02451424