Some Further Results on Oscillations for Neutral Delay Differential Equations with Variable Coefficients

被引:6
作者
Ahmed, Fatima N. [1 ]
Ahmad, Rokiah Rozita [1 ]
Din, Ummul Khair Salma [1 ]
Noorani, Mohd Salmi Md [1 ]
机构
[1] UKM, Fac Sci & Technol, Sch Math Sci, Bangi 43600, Selangor, Malaysia
关键词
ORDER;
D O I
10.1155/2014/579023
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
We study the oscillatory behaviour of all solutions of first-order neutral equations with variable coefficients. The obtained results extend and improve some of the well-known results in the literature. Some examples are given to show the evidence of our new results.
引用
收藏
页数:7
相关论文
共 29 条
[21]  
Kubiaczyk I., 2002, Mathematica Slovaca, V52, P343
[22]   NECESSARY AND SUFFICIENT CONDITION FOR OSCILLATIONS OF NEUTRAL DIFFERENTIAL-EQUATIONS [J].
KULENOVIC, MRS ;
LADAS, G ;
MEIMARIDOU, A .
JOURNAL OF THE AUSTRALIAN MATHEMATICAL SOCIETY SERIES B-APPLIED MATHEMATICS, 1987, 28 :362-375
[23]   OSCILLATIONS OF NEUTRAL DELAY DIFFERENTIAL-EQUATIONS [J].
LADAS, G ;
SFICAS, YG .
CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES, 1986, 29 (04) :438-445
[24]  
Ladas G., 1989, HIROSHIMA MATH J, V19, P409
[25]  
Saker SH, 2002, J APPL ANAL, V8, P261
[26]   NECESSARY AND SUFFICIENT CONDITIONS FOR OSCILLATIONS OF NEUTRAL DIFFERENTIAL-EQUATIONS [J].
SFICAS, YG ;
STAVROULAKIS, IP .
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 1987, 123 (02) :494-507
[27]   OSCILLATION OF NEUTRAL DELAY DIFFERENTIAL-EQUATIONS [J].
YU, JS ;
WANG, ZC ;
QIAN, CX .
BULLETIN OF THE AUSTRALIAN MATHEMATICAL SOCIETY, 1992, 45 (02) :195-200
[28]  
Zahariev A. I., 1980, Bulletin of the Australian Mathematical Society, V22, P365, DOI 10.1017/S0004972700006687
[29]   OSCILLATION OF 1ST ORDER NEUTRAL FUNCTIONAL-DIFFERENTIAL EQUATIONS [J].
ZHANG, BG .
JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS, 1989, 139 (02) :311-318