| 差分方程的正周期解 |
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| 引用本文： | 王卫兵.差分方程的正周期解[J].内蒙古师范大学学报(自然科学版),2006,35(1):47-49,53. |
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| 作者姓名： | 王卫兵 |
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| 作者单位： | 湖南师范大学数学系,湖南长沙410081 |
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| 摘 要： | 讨论了一类时滞差分方程正周期解的存在性，利用不动点定理。得到了正周期解存在的充分条件．
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| 关 键 词： | 周期解 差分方程 不动点定理 |
| 文章编号： | 1001-8735（2006）01-0047-03 |
| 收稿时间： | 2005-08-20 |
| 修稿时间： | 2005-08-20 |
Positive periodic solutions for difference equations |
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| WANG Wei-bing.Positive periodic solutions for difference equations[J].Journal of Inner Mongolia Normal University(Natural Science Edition),2006,35(1):47-49,53. |
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| Authors: | WANG Wei-bing |
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| Institution: | Department of Mathematics, Hunan Normal University ,Changsha 410081 ,China |
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| Abstract: | In this paper,the existence of positive periodic solutions for a class of delay difference equations is investigated, By using fixed point theorem, several sufficient conditions are obtained under which the existence of positive periodic solutions is guaranteed. |
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| Keywords: | periodic solutions difference equation fixed point theory |
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