21 Sep
2017
21 Sep
'17
12:53 p.m.
After many hours of debugging deep inside a hessian that sometimes produced weird results. In [48]: (-y**2 * (y - 1)) / (y**2. * (y - 1)) Out[48]: array([[ -1.00000000e+00], [ -1.77041643e-03], [ 5.80863636e-04], [ -5.37729923e-03], [ -1.74809893e-03], [ 2.25499819e-02], [ 8.65999453e-03]]) y is int32 Josef https://github.com/statsmodels/statsmodels/issues/3919