statsmodels.genmod.families.links.CLogLog.deriv¶

CLogLog.deriv(p)[source]¶

Derivative of C-Log-Log transform link function

Parameters:

p : array-like

Mean parameters

Returns:

g’(p) : array

The derivative of the CLogLog transform link function

Notes

g’(p) = - 1 / ((p-1)*log(1-p))