mitcherlich: Mitcherlich growth model

In growthmodels: Nonlinear Growth Models

Mitcherlich growth model

Description

Computes the Mitcherlich growth model

y(t) = (\alpha - \beta k^t)

Usage

mitcherlich(t, alpha, beta, k)

mitcherlich.inverse(x, alpha, beta, k)

Arguments

t	time
alpha	upper asymptote
beta	growth range
k	growth rate
x	size

Author(s)

Daniel Rodriguez

References

D. Fekedulegn, M. Mac Siurtain, and J. Colbert, "Parameter estimation of nonlinear growth models in forestry," Silva Fennica, vol. 33, no. 4, pp. 327-336, 1999.

Examples

growth <- mitcherlich(0:10, 10, 0.5, 0.3)

# Calculate inverse function
time <- mitcherlich.inverse(growth, 10, 0.5, 0.3)

growthmodels documentation built on May 31, 2023, 8:14 p.m.