Combination-Combination Synchronization of Four Nonlinear Complex Chaotic Systems

Figure 6

Combination synchronization errors 𝑒₁, 𝑒₂, 𝑒₃, 𝑒₄, and 𝑒₅ between the drive systems (6) and (7) and the response system (8), where 𝑒_𝑖=𝑢_𝑖+𝑣_𝑖−𝑤_𝑖 (𝑖=1,2,3,4,5).

(a)

(b)

(c)

(d)

(e)