A Novel Memristor Chaotic System with a Hidden Attractor and Multistability and Its Implementation in a Circuit

Figure 2

Chaotic behavior characterized by an symmetric chaotic attractor of system (2) with a = 5.8 and b = 7.9 under initial condition [1, 1, 0, 5]: (a) phase portrait in the x-y plane, (b) phase portrait in the y-z plane, (c) phase portrait in the z-x plane, and (d) phase portrait in the x-u plane.

(a)

(b)

(c)

(d)