Susceptible-Infected-Recovered Model with Simple Demographics

SIR_demographics_ode(t, x, params)

Arguments

t

The timestep overwhich to calculate derivatives

x

A numeric vector of compartment populations.

params

A named vector of paramter values.

Value

A vector of derivatives

Examples

##Model Input S_0 <- 989 I_0 <- 1 R_0 <- 0 beta <- 3 tau <- 2 mu <- 1/81 dt <- 1 parameters <- c(beta = beta, tau = tau, mu = mu) inits <- c(S = S_0, I = I_0, R_0 = R_0) SIR_demographics_ode(1, inits, parameters)
#> [[1]] #> S S I #> -2.984624 0.984624 2.000000 #>