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带有Size结构和迁移的种群系统的稳定性 被引量:5

On the Stability of Size-structured Population Model with Immigration
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摘要 考虑了基于Size结构的并且带有迁移项的非线性生物种群动力系统,应用不动点理论证明了该种群系统平衡态的存在唯一性;通过线性化方法得到了该种群系统平衡态的特征方程,进而给出了该种群系统平衡态的局部稳定性条件和不稳定性条件。 考虑了基于Size结构的并且带有迁移项的非线性生物种群动力系统,应用不动点理论证明了该种群系统平衡态的存在唯一性;通过线性化方法得到了该种群系统平衡态的特征方程,进而给出了该种群系统平衡态的局部稳定性条件和不稳定性条件。
出处 《杭州电子科技大学学报(自然科学版)》 2010年第1期58-61,共4页 Journal of Hangzhou Dianzi University:Natural Sciences
基金 国家自然科学基金资助项目(10771048) 浙江省研究生创新科研资助项目(YK2008054)
关键词 种群模型 迁入 稳定性 population model inflow stability
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参考文献7

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共引文献47

同被引文献25

  • 1何泽荣.具有年龄结构的捕食种群系统的最优收获策略[J].系统科学与数学,2006,26(4):467-483. 被引量:22
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  • 4FARKAS J Z. Stability conditions for a non-linear size-structured model[J]. Nonlinear Analysis : RWA,2005,6 : 962一969.
  • 5FARKAS J Z, HAGEN T. Stability and regularity results for a size-structured population model[J]. Mathematical Analysis and Applications, 2007,328: 119—136.
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  • 10Farkas J Z. Structured population: The stabilizing effect of an inflow of newborns form an external source and the net growth rate[ J]. Appl Math Comput,2008,26 (4) :547 - 558.

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