Figure 2
From: Hopf bifurcation control for the main drive delay system of rolling mill

The bifurcation periodic solution of uncontrolled system (2) with \(\tau =0.7>\tau _{01}\) is stable
From: Hopf bifurcation control for the main drive delay system of rolling mill
The bifurcation periodic solution of uncontrolled system (2) with \(\tau =0.7>\tau _{01}\) is stable