908093.fig.0026a
(a) The Lyapunov exponents with the varies of , when , , , , , , , and
908093.fig.0026b
(b) The Lyapunov exponents with the varies of , when , , , , , , , and
908093.fig.0026c
(c) Projection onto the - plane of the attractors
908093.fig.0026d
(d) Projection onto the - plane of the attractors
Figure 26: The Lyapunov exponents with the varies of parameters ( ) and ( when the step length is 0.001.