CD Skripsi
Sistem Predator-Prey Dengan Delay-Induced Yang Dipengaruhi Oleh Fear Effect Dan Kompetisi Intraspesifik Dalam Spesies Predator
This final project discusses a predator–prey dynamic model with delay-induced effects, incorporating a fear effect on the prey and intraspecific competition within the predator species. For the system without delay, three equilibrium points are obtained, namely two saddle points and one whose stability depends on certain parameters. In the delayed system, there exists a critical delay thre- shold that influences the stability of the coexistence equilibrium point. When the time delay is less than this threshold, the system remains stable. Converse- ly, if the delay exceeds the threshold, the system becomes unstable. Numerical simulations are conducted to illustrate this change in stability. The results show that the presence of delay and the fear effect significantly affects the system’s stability, impacting prey population dynamics and intraspecific competition wi- thin the predator species.
Keywords: Predator-prey system, delay-induced, fear effect, intraspecific com- petition, stability analysis
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