Fig. 2. Snapshots of contour pictures of the time evolution of the uninfected population in system () when δ = 0.7: (a) 0 iteration; (b) 15000 iterations; (c) 49000 iterations

Kyungpook Mathematical Journal 2020;60:335~347 https://doi.org/10.5666/KMJ.2020.60.2.335

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