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Stochastic permanence, stationary distribution and extinction of a single-species nonlinear diffusion system with random perturbation - MaRDI portal

Stochastic permanence, stationary distribution and extinction of a single-species nonlinear diffusion system with random perturbation (Q1723862)

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scientific article; zbMATH DE number 7022164
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Stochastic permanence, stationary distribution and extinction of a single-species nonlinear diffusion system with random perturbation
scientific article; zbMATH DE number 7022164

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    Stochastic permanence, stationary distribution and extinction of a single-species nonlinear diffusion system with random perturbation (English)
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    14 February 2019
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    Summary: We analyze the influence of stochastic perturbations on a single-species logistic model with the population's nonlinear diffusion among \(n\) patches. First, we show that this system has a unique positive solution. Then we obtain sufficient conditions for stochastic permanence and persistence in mean, stationary distribution, and extinction. Finally, we illustrate our conclusions through numerical simulation.
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