Status: Accepted
Owner:
Labels: Type-Defect Priority-Medium
New issue 3070 by smi...@gmail.com: cse raises error with RootOf
http://code.google.com/p/sympy/issues/detail?id=3070
cse(RootOf(x**6-4*x**5-2,1))
Traceback (most recent call last):
File "", line 1, in
File "sympy\simplify\c
Comment #2 on issue 3070 by smi...@gmail.com: cse raises error with RootOf
http://code.google.com/p/sympy/issues/detail?id=3070
This might be the same thing:
z
-sqrt(2*sqrt(5) + 10)/4 - sqrt(5)*sqrt(2*sqrt(5) + 10
)/20 + sqrt(5)*sqrt(2*sqrt(5) + 5)/5
solve(z.subs(sqrt(5),x)-1)
Traceback (mo
Comment #3 on issue 3070 by smi...@gmail.com: cse raises error with RootOf
http://code.google.com/p/sympy/issues/detail?id=3070
In the preprocessing in cse, the expr, e, of a RootOf is identified as
having an extractable sign. This ends up calling PurePoly(Neg(e)) ->
PurePoly(Neg(e), Neg(e))
Updates:
Labels: smichr NeedsReview
Comment #4 on issue 3070 by smi...@gmail.com: cse raises error with RootOf
http://code.google.com/p/sympy/issues/detail?id=3070
This is fixed in https://github.com/sympy/sympy/pull/1994
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Updates:
Status: Fixed
Comment #5 on issue 3070 by smi...@gmail.com: cse raises error with RootOf
http://code.google.com/p/sympy/issues/detail?id=3070
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