OSCILLATIONS FOR 1ST ORDER NEUTRAL DIFFERENTIAL-EQUATIONS WITH VARIABLE-COEFFICIENTS

被引：21

作者：

RUAN, S ^{[1
]}

机构：

[1] UNIV SASKATCHEWAN,DEPT MATH,SASKATOON S7N 0W0,SASKATCHEWAN,CANADA

来源：

BULLETIN OF THE AUSTRALIAN MATHEMATICAL SOCIETY | 1991年 / 43卷 / 01期

关键词：

D O I：

10.1017/S0004972700028872

中图分类号：

O1 [数学];

学科分类号：

0701 ; 070101 ;

摘要：

In this paper, sufficient conditions for oscillations of the first order neutral differential equation with variable coefficients (x(t) - cx(t - tau))' + p(t)x(t - sigma) - q(t)x(t - mu) = 0 are obtained, where c, tau, sigma and mu are positive constants, p, q epsilon C(t(o), infinity), R+).

引用

页码：147 / 152

页数：6

共 6 条

[1]

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GROVE, EA ;

KULENOVIC, MRS ;

LADAS, G .

JOURNAL OF DIFFERENTIAL EQUATIONS, 1987, 68 (03) :373-382

[3]

Koplatadze RG., 1982, DIFF EQUAT+, V18, P1463

[4] OSCILLATIONS OF NEUTRAL DELAY DIFFERENTIAL-EQUATIONS [J].

LADAS, G ;

SFICAS, YG .

CANADIAN MATHEMATICAL BULLETIN-BULLETIN CANADIEN DE MATHEMATIQUES, 1986, 29 (04) :438-445

[5]

Ladas G., 1988, HIROSHIMA MATH J, V18, P351

[6]

LIAO L, 1987, ORDINARY DIFFERENTIA, P237

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