Robust Synchronization of Fractional-Order Hyperchaotic Systems Subjected to Input Nonlinearity and Unmatched External Perturbations

Figure 1

Attractors of the considered fractional-order system: (a) three-dimensional view (𝑥−𝑦−𝑧); (b) three-dimensional view (𝑥−𝑦−𝑤); (c) three-dimensional view (𝑥−𝑧−𝑤).

(a)

(b)

(c)