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Dynamical Behavior and Sensitivity Analysis of a Delayed Coronavirus Epidemic Model

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2020

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Abstract

Mathematical delay modelling has a significant role in the different disciplines such as behavioural, social, physical, biological engineering, and bio-mathematical sciences. The present work describes mathematical formulation for the transmission mechanism of a novel coronavirus (COVID-19). Due to the unavailability of vaccines for the coronavirus worldwide, delay factors such as social distance, quarantine, travel restrictions, extended holidays, hospitalization, and isolation have contributed to controlling the coronavirus epidemic. We have analysed the reproduction number and its sensitivity to parameters. If, Rcovid 1 then this situation will help to eradicate the disease and if, Rcovid 1 the virus will spread rapidly in the human beings. Well-known theorems such as Routh Hurwitz criteria and Lasalle invariance principle have presented for stability. The local and global stabilizes for both equilibria of the model have also been presented. Also, we have analysed the effect of delay reason on the reproduction number. In the last, some very useful numerical consequences have presented in support of hypothetical analysis.

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Coronavirus (COVID-19), Delay Mathematical Model, Reproduction Number, Sensitive Analysis, Stability Analysis

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Naveed, Muhammad...et al. (2020). "Dynamical Behavior and Sensitivity Analysis of a Delayed Coronavirus Epidemic Model", CMC-Computers Materials & Continua, Vol. 65, No. 1, pp. 225-241.

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CMC-Computers Materials & Continua

Volume

65

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1

Start Page

225

End Page

241