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一类中立型微分方程最终正解的存在性和不存在性

Nonexistence and existence criteria for eventually positive solutions of a class of neutral differential equations
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摘要 讨论了一类中立型微分方程最终正解的存在性和不存在性 ,一些已知的结果被扩充和改进 . In this paper, some nonexistence and existence criteria for eventually positive solutions of a class of neutral differential equations are considered. Some known results are improved.
出处 《雁北师范学院学报》 2003年第2期1-4,共4页 Journal of Yanbei Teachers College
关键词 中立型微分方程 存在性 不存在性 微分不等式 最终正解 neutral differential equations eventually positive solutions existence criteria
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参考文献4

  • 1[1]Chuanxi Q, Ladas G, Zhang B G, Zhao, et al. Sufficient conditions for oscillation and existence of positivesolutions, [J]. Math, Anal. Appl. 1990,35:187-194. 被引量:1
  • 2[2]Gopalsamy K, Zhang B G. Oscillation and non oscillation in first order neutral differential equation in first order neutral differential equations, [J]. Math. Anal. Appl. 1990,151:42-57. 被引量:1
  • 3[3]Zhang B G,Yu J S. Oscillation and non-oscillation for neutral differential equation, [J]. Math. Anal. Appl. 1993,172:11-23. 被引量:1
  • 4[4]Zhang G, Cheng S S. On a functional differential equation related to the Emden-Fowler equation, [J]. Functional Differential equations, 1997,4 (1-2): 215- 221. 被引量:1

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