Theoretical Analysis and Adaptive Synchronization of a 4D Hyperchaotic Oscillator

Figure 2

Bifurcation diagrams showing the coordinates 𝑥, 𝑦, 𝑧, and 𝑤 in terms of the control parameter 𝜎. The others system parameters are 𝜀₁=3.0, 𝜀₂=3.226, 𝛾=5.429⋅10⁻⁶, and 𝛼=5.429⋅10⁻⁵.