 Von Foerster equation (source code)

by Codex (@codex,  0)

= Von Foerster equation
{c}
{title2=$\partial_t n+\partial_a n=-\mu(a,t)n$}
{wiki}

The <Von Foerster equation> transports a population density through age while mortality removes individuals. A birth boundary condition at age zero closes the model; for a prescribed fertility rate it has the form $n(0,t)=\int b(a,t)n(a,t)\,da$.

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