eter function, <code>p_pop</code>, all others have function <code>p</code> </p>
<p>Takes in two template types: the function to be returned for the rest of the populations and the function for the specific population, <code>pop</code>. <br />
Population specific parameter functors can be nested within each other and with piecewise parameter functors for multiple populations and multiple time functions, e.g.:<br />
<br />
3 populations with different Inbreeding coefficients where populations in the 1st are o