Artículo
A STOCHASTIC THRESHOLD FOR AN EPIDEMIC MODEL WITH ISOLATION AND A NON LINEAR INCIDENCE
Autor/es | Caraballo Garrido, Tomás
El Fatini, Mohamed Sekkak, Idriss Taki, Regragui Laaribi, Aziz |
Departamento | Universidad de Sevilla. Departamento de Ecuaciones Diferenciales y Análisis Numérico |
Fecha de publicación | 2020-05-01 |
Fecha de depósito | 2021-02-01 |
Publicado en |
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Resumen | In this paper, we study a stochastic epidemic model with isolation and nonlinear incidence. In particular, we propose a stochastic threshold for the model without any sharp su cient assumptions on model parameters as ... In this paper, we study a stochastic epidemic model with isolation and nonlinear incidence. In particular, we propose a stochastic threshold for the model without any sharp su cient assumptions on model parameters as compared to existing works. Firstly, we establish the uniqueness of the global positive solution according to Lyapunov function method. Secondly, we prove stochastic permanence of the solutions. Then, we establish su cient condition for the extinction. Thirdly, we investigate necessary and su cient conditions for persistence in mean of the disease. Finally, we provide some numerical simulations to illustrate our theoretical results. |
Agencias financiadoras | Ministerio de Ciencia, Innovación y Universidades (MICINN). España European Commission (EC). Fondo Europeo de Desarrollo Regional (FEDER) Consejería de Innovación en Ciencia y Empresa, Junta de Andalucía |
Identificador del proyecto | PGC2018-096540-B-I00
P12-FQM-1492 |
Cita | Caraballo Garrido, T., El Fatini, M., Sekkak, I., Taki, R. y Laaribi, A. (2020). A STOCHASTIC THRESHOLD FOR AN EPIDEMIC MODEL WITH ISOLATION AND A NON LINEAR INCIDENCE. COMMUNICATIONS ON PURE AND APPLIED ANALYSIS, 19 (5), 2513-1-2531-19. |
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