| 一类非线性扩散系统非平凡非负周期解的存在性 |
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| 引用本文： | 孙杰宝,金春花,柯媛元.一类非线性扩散系统非平凡非负周期解的存在性[J].东北数学,2007,23(2). |
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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，Department of Mathematics Jilin University，Department of Mathematics Jilin University Changchun，130012，Changchun，130012，Changchun，130012 |
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| 摘 要： | 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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Existence of Non-trivial Nonnegative Periodic Solutions for a Nonlinear Diffusion System |
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| SUN Jie-bao,JIN Chun-hua,KE Yuan-yuan.Existence of Non-trivial Nonnegative Periodic Solutions for a Nonlinear Diffusion System[J].Northeastern Mathematical Journal,2007,23(2). |
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| Authors: | SUN Jie-bao JIN Chun-hua KE Yuan-yuan |
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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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