Figure 9From: Bogdanov–Takens bifurcation of a Holling IV prey–predator model with constant-effort harvesting(a) A local amplified diagram of the homoclinic loop for \((\mu _{1},\mu _{2})=(0.01,0.009962) \) on the curve HL. (b) A big stable limit cycle encloses all the equilibriaBack to article page