| Existence of Non-trivial Nonnegative Periodic Solutions for a Nonlinear Diffusion System |
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| 引用本文： | 孙杰宝 金春花 柯媛元. Existence of Non-trivial Nonnegative Periodic Solutions for a Nonlinear Diffusion System[J]. 东北数学, 2007, 23(2): 167-175 |
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| 作者姓名： | 孙杰宝 金春花 柯媛元 |
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| 作者单位： | Department of Mathematics, Jilin University, Ghangchun, 130012 |
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| 基金项目： | Acknowledgments The authors would like to express their deep thanks to Professor Yin Jingxue, under whose guidance this paper was completed. |
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| 摘 要： | ![]()
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| 关 键 词： | 周期解 非线性扩散系统 退化 存在性 |
| 文章编号： | 1000-1778（2007）02-0167-09 |
| 收稿时间： | 2006-10-20 |
| 修稿时间： | 2006-10-20 |
Existence of Non-trivial Nonnegative Periodic Solutions for a Nonlinear Diffusion System |
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| SUN Jie-bao, JIN Ghun-hua ,KE Yuan-yuan. Existence of Non-trivial Nonnegative Periodic Solutions for a Nonlinear Diffusion System[J]. Northeastern Mathematical Journal, 2007, 23(2): 167-175 |
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| Authors: | SUN Jie-bao JIN Ghun-hua KE Yuan-yuan |
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| Affiliation: | Department of Mathematics, Jilin University, Changchun, 130012 |
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| Abstract: | ![]()
In this paper, by the method of upper and lower solutions, we establish the existence of the non-trivial nonnegative periodic solutions for a class of degenerate diffusion system arising from dynamics of biological groups. |
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| Keywords: | periodic solution nonlinear diffusion system upper and lower solution |
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