statsmodels.genmod.families.links.Power.deriv2¶

Power.deriv2(p)[source]¶

Second derivative of the power transform

Parameters:¶

p : array_like¶

Mean parameters

Returns:¶

g’’(p) – Second derivative of the power transform of p

Return type:¶

ndarray

Notes

g’’(p) = power * (power - 1) * p`**(`power - 2)