Chain-binomial epidemic model (source code)

= Chain-binomial epidemic model

= Chain-binomial model
{synonym}

A <chain-binomial epidemic model> uses discrete time, with conditionally independent <binomial distributions> for infection and recovery counts given the current compartments. It requires valid probability parameters; replacing $1-e^{-\beta I\delta t}$ by $\beta I\delta t$ is a small-step approximation.