R/SI_demo_ode.R
SI_demo_ode.Rd
A Susceptible-Infected Infectious Disease Model with Simple Demographics
SI_demo_ode(t, x, params)
t | The timestep overwhich to calculate derivatives |
---|---|
x | A numeric vector of compartment populations. |
params | A named vector of paramter values. |
A vector of derivatives
##Model Input S_0 <- 999 I_0 <- 1 beta <- 3 mu <- 1/81 dt <- 1 parameters <- c(beta = beta, mu = mu) inits <- c(S = S_0, I = I_0) SI_demo_ode(1, inits, parameters)#> [[1]] #> S S #> -2.984654 2.984654 #>