On the oscillation of certain functional differential equations via comparison methods

被引:19
作者
Agarwal, RP [1 ]
Grace, SR
O'Regan, D
机构
[1] Florida Inst Technol, Dept Math Sci, Melbourne, FL 32901 USA
[2] Cairo Univ, Fac Engn, Dept Engn Math, Giza 12221, Egypt
[3] Natl Univ Ireland Univ Coll Galway, Dept Math, Galway, Ireland
关键词
oscillation; nonoscillation; functional; nonlinear; comparison;
D O I
10.1016/S0022-247X(03)00494-3
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
Several new criteria for the oscillation of the functional differential equations of the form d/dt ([1/a(n-1)(t) d/dt 1a(n-2)(t) d/dt ... 1/a(1)(t) d/dt x (t)](alpha)) +/-q(t)f (x[g(t)]) = 0 are established in this paper. (C) 2003 Elsevier Inc. All rights reserved.
引用
收藏
页码:577 / 600
页数:24
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