Zobrazeno 1 - 10
of 27 257
pro vyhledávání: '"Hopf-bifurcation"'
Autor:
Ruiqing Shi, Yihong Zhang
Publikováno v:
Alexandria Engineering Journal, Vol 108, Iss , Pp 70-88 (2024)
In this paper, a fractional order HIV model with saturated incidence rate and time delay is proposed and analyzed. Firstly, the existence and uniqueness of positive solutions are proved. Secondly, the basic reproduction number and the sufficient cond
Externí odkaz:
https://doaj.org/article/4785159463594e86b79e717e64b7e0c5
Publikováno v:
AIMS Mathematics, Vol 9, Iss 11, Pp 33161-33184 (2024)
Rewarding cooperators and punishing defectors are effective measures for promoting cooperation in evolutionary game theory. Given that previous models treated rewards as constants, this does not reflect real-world dynamics changes. Therefore, this pa
Externí odkaz:
https://doaj.org/article/5857e1b3798f408996abcad5a9550ec5
Autor:
Zhang Huiwen, Jin Dan
Publikováno v:
Open Mathematics, Vol 22, Iss 1, Pp 2582-2609 (2024)
In this article, a diffusive predator-prey model with memory effect and predation-driven Allee effect is considered. Through eigenvalue analysis, the local asymptotic stability of positive constant steady-state solutions is analyzed, and it is found
Externí odkaz:
https://doaj.org/article/afeb5fa7362b4c7c98297add38daa108
Autor:
Jing Zhang, Shengmao Fu
Publikováno v:
AIMS Mathematics, Vol 9, Iss 11, Pp 32514-32551 (2024)
In this paper, the dynamic behavior of a diffusive Rosenzweig-MacArthur (R-M) predator-prey model with hyperbolic tangent functional response and fear effect was investigated. For the local system, we gave a detailed classification of equilibria and
Externí odkaz:
https://doaj.org/article/02b42eb719304f3893d461ef96bfc930
Autor:
Fathalla A. Rihan, K. Udhayakumar
Publikováno v:
Alexandria Engineering Journal, Vol 114, Iss , Pp 243-255 (2025)
This paper proposes a delay differential model with fractional order for glucose-insulin endocrine, metabolic regulation model, incorporating beta-cell dynamics to regulate and maintain bloodstream insulin concentration. In the model, two time delays
Externí odkaz:
https://doaj.org/article/9624cdeb463d4a3db681bd082724e0b5
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