Research Article

Multiswitching Synchronization of a Driven Hyperchaotic Circuit Using Active Backstepping

Figure 2

The first two Lyapunov exponents ((a) and (b) ) as functions of the driving amplitude, . , , , , , and . (c) and (d) are phase portraits of the corresponding hyperchaotic attractors for the parameters and for versus and versus .
918586.fig.002a
(a)
918586.fig.002b
(b)
918586.fig.002c
(c)
918586.fig.002d
(d)