Figure 4

Demonstration of the dynamical behaviour of our chikungunya framework (9) with varying memory index \(\xi \) values, i.e., \(\xi =0.4,0.6,0.8,1.0\).

Demonstration of the dynamical behaviour of our chikungunya framework (9) with varying memory index \(\xi \) values, i.e., \(\xi =0.4,0.6,0.8,1.0\).