文章基本信息

标题：Necessary and Sufficient Conditions for Positive Solutions of Second-Order Nonlinear Dynamic Equations on Time Scales
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作者：Zhi-Qiang Zhu
期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：2011
卷号：2011
DOI：10.1155/2011/769893
出版社：Hindawi Publishing Corporation
摘要：This paper is concerned with the existence of nonoscillatory solutions for the nonlinear dynamic equation (𝑝(𝑡)(𝜓∘𝑥)(𝑥𝜎)Δ)Δ