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  • Naji, Raid Kamel  (2)
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  • 1
    Online Resource
    Online Resource
    University of Baghdad College of Science ; 2022
    In:  Iraqi Journal of Science ( 2022-04-30), p. 1747-1754
    In: Iraqi Journal of Science, University of Baghdad College of Science, ( 2022-04-30), p. 1747-1754
    Abstract:       A food chain model in which the top predator growing logistically has been proposed and studied. Two types of Holling’s functional responses type IV and type II have been used in the first trophic level and second trophic level respectively, in addition to Leslie-Gower in the third level. The properties of the solution are discussed. Since the boundary dynamics are affecting the dynamical behavior of the whole dynamical system, the linearization technique is used to study the stability of the subsystem of the proposed model. The persistence conditions of the obtained subsystem of the food chain are established. Finally, the model is simulated numerically to understand the global dynamics of the food chain under study.
    Type of Medium: Online Resource
    ISSN: 2312-1637 , 0067-2904
    Language: Unknown
    Publisher: University of Baghdad College of Science
    Publication Date: 2022
    detail.hit.zdb_id: 2727654-5
    SSG: 11
    Location Call Number Limitation Availability
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  • 2
    Online Resource
    Online Resource
    University of Baghdad College of Science ; 2021
    In:  Iraqi Journal of Science ( 2021-07-31), p. 2362-2368
    In: Iraqi Journal of Science, University of Baghdad College of Science, ( 2021-07-31), p. 2362-2368
    Abstract: In this paper, chaotic and periodic dynamics in a hybrid food chain system with Holling type IV and Lotka-Volterra responses are discussed. The system is observed to be dissipative. The global stability of the equilibrium points is analyzed using Routh-Hurwitz criterion and Lyapunov direct method. Chaos phenomena is characterized by attractors and bifurcation diagram. The effect of the controlling parameter of the model is investigated theoretically and numerically.
    Type of Medium: Online Resource
    ISSN: 2312-1637 , 0067-2904
    Language: Unknown
    Publisher: University of Baghdad College of Science
    Publication Date: 2021
    detail.hit.zdb_id: 2727654-5
    SSG: 11
    Location Call Number Limitation Availability
    BibTip Others were also interested in ...
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