摘要: |
首先讨论了一个总人口为常数的扩散SIV传染病模型,用几何奇异扰动方法证明了其行波解的存在性.接着说明了另一个具有指数输入的SIV模型也具有类似的结果. |
关键词: 行波解 存在性 奇异扰动 |
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Traveling waves for two SIV models |
REN Jingli1, HOU Yuankun2
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1.School of Mathematics and Statistics, Zhengzhou University;2.Institute of Information Technology,GuiLin University of Electronic Technology
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Abstract: |
The existence of traveling waves is established for a diffusive SIV system with constant total population. The approach used is the geometric singular perturbation method. The same result is suitable to another SIV system with exponential input. |
Key words: traveling wave solution existence singular perturbation |