Necessary and sufficient conditions for nonoscillatory solutions of impulsive delay differential equations

Monotonicity of solutions is an important property in the investigation of oscillatory behaviors of differential equations. A number of papers provide some existence criteria for eventually positive increasing solutions. However, relatively little attention is paid to eventually positive solutions t...

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Bibliographic Details
Main Authors: Shao-Yuan Huang, Sui Sun Cheng
Format: Article
Language:English
Published: University of Szeged 2013-07-01
Series:Electronic Journal of Qualitative Theory of Differential Equations
Subjects:
Online Access:http://www.math.u-szeged.hu/ejqtde/periodica.html?periodica=1&paramtipus_ertek=publication&param_ertek=1932