Figure 3From: An age and space structured SIR model describing the Covid-19 pandemicTotal number of susceptible individuals as a function of time, according to (9), in the four cases, from left to right: \(\kappa= 0\), κ as in (20), 10κ and 20κ. The increase in the infectives’ isolation speed slightly lengthen the time necessary for susceptibles to be infectedBack to article page