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) – The derivative of the CLogLog transform link function Return type:¶ ndarray Notes g’(p) = - 1 / ((p-1)*log(1-p))