Portugaliae Mathematica   EMIS ELibM Electronic Journals PORTUGALIAE
MATHEMATICA
Vol. 63, No. 1, pp. 23-36 (2006)

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Averaging technique and oscillation for even order damped delay differential equations

Zhiting Xu

School of Mathematical Sciences, South China Normal University,
Guangzhou 510631 -- P.R. CHINA
E-mail: xztxhyyj@pub.guangzhou.gd.cn

Abstract: By using the averaging technique, some integral oscillation criteria are obtained for even order damped delay differential equations.

Keywords: oscillation, delay differential equation, even order, damped.

Classification (MSC2000): 34C10, 34C15.

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Electronic version published on: 7 Mar 2008.

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