Solution
= Solution
The <SIR model> is
$$
S\xrightarrow{\lambda(t)}I\xrightarrow{\gamma}R.
$$
The expected infectious duration is $d=1/\gamma$.
= Solution
The <SIR model> is
$$
S\xrightarrow{\lambda(t)}I\xrightarrow{\gamma}R.
$$
The expected infectious duration is $d=1/\gamma$.