کد مقاله کد نشریه سال انتشار مقاله انگلیسی نسخه تمام متن
6952487 1451790 2018 44 صفحه PDF دانلود رایگان
عنوان انگلیسی مقاله ISI
Dynamical behavior of stochastic multigroup S-DI-A epidemic models for the transmission of HIV
موضوعات مرتبط
مهندسی و علوم پایه مهندسی کامپیوتر پردازش سیگنال
پیش نمایش صفحه اول مقاله
Dynamical behavior of stochastic multigroup S-DI-A epidemic models for the transmission of HIV
چکیده انگلیسی
In this paper, we study two stochastic multigroup S-DI-A epidemic models for the transmission of HIV. For the stochastic S-DI-A epidemic model with periodic coefficients, we first obtain sufficient conditions for persistence in the mean of the disease. Then in the case of persistence, we show that the model admits a positive T-periodic solution by using Khasminskii theory of periodic solution. Moreover, we establish sufficient conditions for exponential extinction of the infectious disease. For the stochastic S-DI-A epidemic model disturbed by both white and telegraph noises, we first establish sufficient conditions for persistence in the mean of the disease. Then in the case of persistence, we obtain sufficient conditions for the existence of a unique ergodic stationary distribution of the positive solutions by constructing a suitable stochastic Lyapunov function with regime switching and we also obtain sufficient conditions for exponential extinction of the system with regime switching.
ناشر
Database: Elsevier - ScienceDirect (ساینس دایرکت)
Journal: Journal of the Franklin Institute - Volume 355, Issue 13, September 2018, Pages 5830-5865
نویسندگان
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