سؤال

I can't figure out how to factor an polynomial expression to its complex roots.

>>> from sympy import *
>>> s = symbol('s')
>>> factor(s**2+1)
 2
s  + 1
هل كانت مفيدة؟

المحلول

You need to add I as an algebraic extension:

In [2]: factor(x**2 + 1, extension=[I])
Out[2]: (x - ⅈ)⋅(x + ⅈ)
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