Mateusz Paprocki a écrit :
> there is a dedicated tool for obtaining polynomial roots, e.g.:
> In [3]: roots(f, x)
> Out[3]: {1: 3}
>
Thanks, that is very good for my purpose.
>> f = '(x-1)**3'
>>
> btw. You don't have to enter expressions as strings.
Indeed, I do that because I'll use sympy in a Python program that will
work with string.
Thanks a lot.
Christophe.
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