A note on Nasr's and Wong's papers

被引:45
作者
Sun, YG [1 ]
机构
[1] Qufu Normal Univ, Dept Math, Shandong 273165, Peoples R China
关键词
oscillation; forced nonlinear equations; delayed argument;
D O I
10.1016/S0022-247X(03)00460-8
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In the case of oscillatory potentials, we give sufficient conditions for the oscillation of the forced nonlinear second order differential equations with delayed argument in the form x"(t) + q(t)\x(tau(t))\(gamma) sgn x(tau(t)) = f(t) in the linear (gamma = 1) and the superlinear (gamma > 1) cases. (C) 2003 Elsevier Inc. All rights reserved.
引用
收藏
页码:363 / 367
页数:5
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