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Discretization analysis of bifurcation based nonlinear amplifiers [PDF]

open access: yesAdvances in Radio Science, 2017
Recently, for modeling biological amplification processes, nonlinear amplifiers based on the supercritical Andronov–Hopf bifurcation have been widely analyzed analytically.
S. Feldkord, M. Reit, W. Mathis
doaj   +5 more sources

Bifurcation and hybrid control of a discrete eco-epidemiological model with Holling type-III. [PDF]

open access: yesPLoS ONE
In this paper, a three dimensional discrete eco-epidemiological model with Holling type-III functional response is proposed. Boundedness of the solutions of the system is analyzed.
Lizhi Fei, Hengmin Lv, Heping Wang
doaj   +2 more sources

Stability and Neimark–Sacker Bifurcation of a Delay Difference Equation

open access: yesMathematics, 2023
In this paper, we revisit a delay differential equation. By using the semidiscretization method, we derive its discrete model. We mainly deeply dig out a Neimark–Sacker bifurcation of the discrete model.
Shaoxia Jin, Xianyi Li
doaj   +1 more source

Period-doubling bifurcation and Neimark-Sacker bifurcation of a discrete predator-prey model with Allee effect and cannibalism

open access: yesElectronic Research Archive, 2023
In this paper, a discrete predator-prey model incorporating Allee effect and cannibalism is derived from its continuous version by semidiscretization method.
Zhuo Ba , Xianyi Li
doaj   +1 more source

Dynamics of a Prey-Predator System with Harvesting Effect on Prey

open access: yesChaos Theory and Applications, 2022
This article is about the dynamic behavior of a prey-predator model exposed to the harvesting effect on prey. Firstly, the existence and stability of the fixed points of the model are obtained, and then the presence and direction of Neimark-Sacker ...
Özlem Ak Gümüş
doaj   +1 more source

The Diffusion-Driven Instability for a General Time-Space Discrete Host-Parasitoid Model

open access: yesDiscrete Dynamics in Nature and Society, 2023
In this paper, we consider a general time-space discrete host-parasitoid model with the periodic boundary conditions. We analyzed and obtained some usual conditions, such as Turing instability occurrence, Flip bifurcation occurrence, and Neimark-Sacker ...
Xuetian Zhang, Chunrui Zhang
doaj   +1 more source

Stability and Bifurcation Analysis of Fifth-Order Nonlinear Fractional Difference Equation

open access: yesFractal and Fractional, 2023
In this paper, a rational difference equation with positive parameters and non-negative conditions is used to determine the presence and direction of the Neimark–Sacker bifurcation.
Abdul Khaliq   +6 more
doaj   +1 more source

Dynamic complexity of a slow-fast predator-prey model with herd behavior

open access: yesAIMS Mathematics, 2023
The complex dynamics of a slow-fast predator-prey interaction with herd behavior are examined in this work. We investigate the presence and stability of fixed points. By employing the bifurcation theory, it is shown that the model undergoes both a period-
Ahmad Suleman   +3 more
doaj   +1 more source

The dynamics of a low-order coupled ocean-atmosphere model [PDF]

open access: yes, 1998
A system of five ordinary differential equations is studied which combines the Lorenz-84 model for the atmosphere and a box model for the ocean. The behaviour of this system is studied as a function of the coupling parameters.
Opsteegh, T., van Veen, L., Verhulst, F.
core   +4 more sources

Complex Dynamic Analysis for a Rent-Seeking Game with Political Competition and Policymaker Costs

open access: yesMathematics, 2023
This paper investigates the dynamics of rent-seeking games that include political competition and policymaker cost model. The local asymptotic stability of multiple equilibrium points and Nash equilibrium points are studied.
Xiuqin Yang, Feng Liu, Hua Wang
doaj   +1 more source

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