## This function calculates the Generalized Power Law (GPL)
 ## from the parameters D0,D1 and m 

## Author: Steph Bredenhann <steph@sjb-pc>
## Created: 2020-04-02

function [ D ] = fn_GPL_model (D0, D1, m, tr)
  
  D = D0 + D1*tr.^m;

endfunction