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一类具偏差变元的二阶Duffing方程周期解的存在性

Existence of Periodic Solutions for a Kind of Sencond Order Duffing Equations with a Deviating Argument
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摘要 本文利用Mahwin重合度研究了一类具偏差变元的Duffing方程:x″(t)=h(t,x(t))+g(t,x(t-)τ)+p(t),得到了周期解存在的有关新的结果。 In this paper,the authors employ the Mawhin's continuation theorem to study a kind of sencond order Duffing equations with a deviating argument as follows x″(t)+f(x′(t))+g(x(t))=p(t).Some new results on the existence of periodic solutions are obtained.
出处 《安庆师范学院学报(自然科学版)》 2010年第4期3-6,共4页 Journal of Anqing Teachers College(Natural Science Edition)
基金 教育部科学技术重点项目(No.207047) 安徽省<应用数学>重点学科建设基金资助
关键词 周期解 偏差变元 重合度 periodic solution deviating argument Mawhin's continuation theorem
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参考文献14

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二级参考文献21

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