具有正負系數(shù)的二階中立型時滯Emden-Fowler方程的振動準則
發(fā)布時間:2019-06-12 18:10
【摘要】:該文建立了具有正負系數(shù)的二階中立型時滯Emdcn-Fowler方程(a(t)(x(t)+p(t)f(x(δ(t)))|')'+q(t)g(φ(x(σ(t))))-r(t)/h(φ(x(t-τ)))=o, t≥t_0的一切解振動的若干新的充分條件,所得結果改進和推廣了已知的一些結論,我們也用例子來說明結果的意義.
[Abstract]:In this paper, some new sufficient conditions for the vibration of all solutions of the second order neutral delay Emdcn-Fowler equation (a (t) (x (t) p (t) f (x (未 (t) /')'q (t) g (蠁 (x (t)-r (t) / h (蠁 (x (t-tau) = o, t 鈮,
本文編號:2498203
[Abstract]:In this paper, some new sufficient conditions for the vibration of all solutions of the second order neutral delay Emdcn-Fowler equation (a (t) (x (t) p (t) f (x (未 (t) /')'q (t) g (蠁 (x (t)-r (t) / h (蠁 (x (t-tau) = o, t 鈮,
本文編號:2498203
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