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. 2018 Oct 25;117:168–174. doi: 10.1016/j.chaos.2018.10.023

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Fig. 1 — Mittag-Liffler function for I(t) with isolated population such that $c = - 0.3,$ $I (0) = 30,$ and $α = 0.99,$ 0.95 and 0.9.