32.1.144 LogisticGrowth

Function

\[ y = \frac{y_m y_0}{y_0 + (y_m - y_0) e^{-kx}}\]

Brief Description

Sigmoidal logistic growth function.

Sample Curve

Parameters

Number: 3

Names: ym, y0, k

Meanings: ym=Maximum asymptote, y0=Starting value, k=Rate constant

Lower Bounds: none

Upper Bounds: none

Derived Parameters

Tau=1.0/k

Script Access

nlf_LogisticGrowth(x,ym,y0,k)

Function File

LogisticGrowth.fdf

Category

Growth