statsmodels.genmod.families.links.Identity.deriv2#
- Identity.deriv2(p)#
Second derivative of the power transform
- Parameters:
- parray_like
Mean parameters
- Returns:
- g’’(p)
ndarray Second derivative of the power transform of p
- g’’(p)
Notes
g’’(p) = power * (power - 1) * p`**(`power - 2)