Control of Bistability in a Delayed Duffing Oscillator

Figure 4

Time trace of 𝑧(𝑡); 𝛽=1.25, 𝑎₁=0.02, 𝜏=5, (a) region I, 𝜆=0.1, stable trivial solution, (b) region II, 𝜆=0.8, stable limit cycle, (c) region III, 𝜆=1.2, quasiperiodic solution, and (d) region IV, 𝜆=2, 𝜏=2, multistability solutions.

(a)

(b)

(c)

(d)