Figure 2From: Fractional optimal control of COVID-19 pandemic model with generalized Mittag-Leffler functionProfiles for the first set of initial conditions at different χ values i.e. \(\chi =0.50, 0.55, 0.60, 0.65, 0.70, 0.75, 0.80, 0.85, 0.90\), and \(\alpha =0.2\)Back to article page