Effects of Time Delay and Noise on Asymptotic Stability in Human Quiet Standing Model

Figure 2

The top Lyapunov exponent $\lambda$ max of system (2.1) versus noise intensity for different values of time delay, $\tau ·a=1,\mathrm{\hspace{0.17em}\hspace{0.17em}}\mathrm{\hspace{0.17em}\hspace{0.17em}}b=-2,\mathrm{\hspace{0.17em}\hspace{0.17em}}\mathrm{\hspace{0.17em}\hspace{0.17em}}\epsilon =0.1,\mathrm{\hspace{0.17em}\hspace{0.17em}}\mathrm{\hspace{0.17em}\hspace{0.17em}}\mu =0.1.$