Control of the Spread of COVID-19 by the Sentinel Method and Numerical Simulation of the Studied Model Solution

Table 1

Parameters of the considered model.

Symbol	Interpretation
	Rate of natural death
	Recruitment rate into
	Probability of an class to join class
	Death rate induced by COVID-19
	Recovery rate of class
	Force of infection of class
	Recovery rate of class
	Rate of which an class is recovered
	Rate of which treated persons become class
	Disturbance parameter
	Rate of infectivity between class and class
	Rate of proportion that a contact is efficient enough to cause infection
	Transmission parameter for class
	Rate of contact