Oscillation criteria for certain fourth order nonlinear functional differential equations

被引：32
|
作者：
Agarwal, Ravi P.
Grace, Said R.
Manoilovic, Jelena V.
机构：
[1] Univ Nis, Fac Sci & Math, Dept Math & Comp Sci, Nish 18000, Serbia
[2] Cairo Univ, Fac Engn, Dept Engn Math, Giza 12221, Egypt
[3] Florida Inst Technol, Dept Math Sci, Melbourne, FL 32901 USA
来源：
MATHEMATICAL AND COMPUTER MODELLING | 2006年 / 44卷 / 1-2期
关键词：
oscillation; nonoscillation; functional; nonlinear; comparison;
D O I：
10.1016/j.mcm.2005.11.015
中图分类号：
TP39 [计算机的应用];
学科分类号：
081203 ; 0835 ;
摘要：
Some new criteria for the oscillation of the fourth order functional differential equation d\dt (a3(t)\1 (dt\d a(2)(t)\1 (dt\d a(1)(t)\1 (dt\d x(t))(alpha 1))(alpha 2))(alpha 3)) + delta q(t) f (x[g(t)]) = 0 where delta = +/- 1 are established. (c) 2006 Elsevier Ltd. All rights reserved.
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页码：163 / 187
页数：25
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