| 一类中立型差分方程的正周期解 |
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| 引用本文： | 贾茗,申建华,鲁江华. 一类中立型差分方程的正周期解[J]. 内蒙古师范大学学报(自然科学版), 2009, 38(2) |
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| 作者姓名： | 贾茗 申建华 鲁江华 |
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| 作者单位： | 中南林业科技大学,涉外学院,湖南,长沙,410004;湖南师范大学,数学与计算机科学学院;湖南师范大学,数学与计算机科学学院;湖南师范大学,附属中学,湖南,长沙,410081 |
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| 基金项目： | 国家自然科学基金，教育部优秀青年教师资助计划项目 |
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| 摘 要： | 利用不动点定理研究了一类中立型差分方程正周期解的存在性,得到了方程正周期解存在的新的充分条件,推广和改进了有关文献的结果.
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| 关 键 词： | 差分方程 正周期解 不动点定理 |
Positive Periodic Solutions for A Class of Neutral Difference Equations |
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| JIA Ming,SHEN Jian-hua,LU Jiang-hua. Positive Periodic Solutions for A Class of Neutral Difference Equations[J]. Journal of Inner Mongolia Normal University(Natural Science Edition), 2009, 38(2) |
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| Authors: | JIA Ming SHEN Jian-hua LU Jiang-hua |
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| Affiliation: | 1.College of International Exchange;Central South University of Forestry and Technology;Changsha 410004;China;2.College of Mathematics and Computer Science;Hunan Normal University;Changsha 410081;3.The High School Affiliated to Hunan Normal University;China |
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| Abstract: | By using the fixed point theorem,some new sufficient conditions for positive periodic solutions of a class of neutral difference equations are obtained.The conclusions we have got here improve and generalize some known results. |
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| Keywords: | difference equations positive periodic solutions fixed point theorem |
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