Oscillation and Nonoscillation of Neutral Differential Equations with Positive and Negative Coefficients |
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| Authors: | Zhiguo Luo Jianhua Shen |
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| Institution: | (1) Department of Mathematics, Hunan Normal University, Changsha, 410081, P. R. China |
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| Abstract: | In this paper, oscillattion and nonoscillation criteria are established for neutral differential equations with positive and negative coefficients. Our criteria improve and extend many results known in the literature. |
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| Keywords: | oscillation neutral differential equations positive and negative coefficients |
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