SEIRS_ode: Susceptible-Exposed-Infected-Recovered-Susceptible Model
In idmodelr: Infectious Disease Model Library and Utilities

Description Usage Arguments Value Examples

Susceptible-Exposed-Infected-Recovered-Susceptible Model

1	SEIRS_ode(t, x, params)

`t`	The timestep over which to calculate derivatives
`x`	A numeric vector of compartment populations.
`params`	A named vector of parameter values.

A vector of derivatives

##Model Input
S_0 <- 989
E_0 <- 10
I_0 <- 1
R_0 <- 0
beta <- 3
gamma <-  1/2
tau <- 2
chi <- 0.5

parameters <- c(beta = beta, gamma = gamma,
                chi = chi, tau = tau)
inits <- c(S = S_0, E = E_0, I = I_0, R_0 = R_0)

SEIRS_ode(1, inits, parameters)