Characteristic Analysis of Fractional-Order 4D Hyperchaotic Memristive Circuit

Table 1

Dynamical behaviors of the system with different ρ.

ρ	Sign of Lyapunov exponents	Dynamical behaviors
0~2.03	+ 0 0 −	Chaos
2.04	0 0 −  −	Period 2 cycle
2.05~2.34	+ 0 0 −	chaos
2.35	+ + 0 −	Hyperchaos
2.36~2.45	+ 0 0 −	Chaos
2.46	+ + 0 −	Hyperchaos
2.47~2.51	+ 0 0 −	Chao
2.52	+ + 0 −	Hyperchaos
2.53~2.55	+ 0 0 −	Chaos
2.56	+ + 0 −	Hyperchaos
2.57~2.65	+ 0 0 −	Chaos
2.66~3.08	+ + 0 −	Hyperchaos
3.09	+ 0 0 −	chaos
3.1~3.2	0 − − −	Limit cycle