Bifurcation Analysis in a Kind of Fourth-Order Delay Differential Equation

Figure 3

For (4.1) with $\tau =0.64>{\tau }_2^0$ and sufficiently near ${\tau }_2^0=0.596$, the bifurcating periodic solution from zero solution occurs and is asymptotically stable.

(a) y-x phase plots

(b) y waveform

(c) x waveform

(d) v-u phase plots

(e) v waveform

(f) u waveform