Amplitude Modulation and Synchronization of Fractional-Order Memristor-Based Chua's Circuit

Figure 3

The five different cases of the parameters 𝑠₁, 𝑠₂, 𝑠₃, and 𝑠₄ as function of time where Case A; {𝑠₁,𝑠₂,𝑠₃,𝑠₄}={1,1,1,1} Case B; {𝑠₁,𝑠₂,𝑠₃,𝑠₄}={−2,−2,−2,−2} Case C; {𝑠₁,𝑠₂,𝑠₃,𝑠₄}={2,3,4,5} Case D; 𝑠₁=𝑠₂=𝑠₃=𝑠₄=−0.5+ integer part of (𝑡/20), Case E; 𝑠₁=𝑠₂=𝑠₃=𝑠₄=1+(fractionpartof(𝑡/50))/50.

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