Research Article

Composite Adaptive Fuzzy Prescribed Performance Control of Nonlinear Systems

Figure 7

The trajectories of (a) tracking error e1, e2, e3 and estimation of (b) f1(x) + d1(t) + Δu1, (c) f2(x) + d2(t) + Δu2, and (d) f3(x) + d3(t) + Δu3 by using TPPC.
(a)
(b)
(c)
(d)