Fractional modelling and optimal control strategies for mutated COVID-19 pandemic

Fractional modelling and optimal control strategies for mutated COVID-19 pandemic

W Ma, N Ma, C Dai, YQ Chen, X Wang – Authorea Preprints, 2022

As the COVID-19 continues to mutate, the number of infected people is increasing dramatically, and the vaccine is not enough to fight the mutated strain. In this paper, a SEIR-type fractional model with reinfection and vaccine inefficacy is proposed, which …

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