Global stability analysis and existence of periodic solutions in an eight-neuron BAM neural network model with delays

2014 ◽  
Vol 27 (1) ◽  
pp. 391-406
Author(s):  
Elham Javidmanesh ◽  
Zohreh Dadi ◽  
Zahra Afsharnezhad ◽  
Sohrab Effati
2006 ◽  
Vol 2006 ◽  
pp. 1-18 ◽  
Author(s):  
Xiang-Ping Yan ◽  
Wan-Tong Li

We consider a simplified bidirectional associated memory (BAM) neural network model with four neurons and multiple time delays. The global existence of periodic solutions bifurcating from Hopf bifurcations is investigated by applying the global Hopf bifurcation theorem due to Wu and Bendixson's criterion for high-dimensional ordinary differential equations due to Li and Muldowney. It is shown that the local Hopf bifurcation implies the global Hopf bifurcation after the second critical value of the sum of two delays. Numerical simulations supporting the theoretical analysis are also included.


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