32.1.111 GompertzGrowth
Contents
Function
\[ y = y_m \left( \frac{y_0}{y_m} \right)^{e^{-kx}}\]
Brief Description
Growth rate decays exponentially as the population approaches it maximum.
Sample Curve
Parameters
Number: 3
Names: ym, y0, k
Meanings: ym=Maximum asymptote, y0=Starting value, k=Rate constant
Lower Bounds: y0>0, k>0
Upper Bounds: none
Derived Parameters
Tau=1.0/k
Script Access
nlf_GompertzGrowth(x,ym,y0,k)
Function File
GompertzGrowth.fdf
Category
Growth