Status: Valid
Owner: ----
Labels: Type-Defect Priority-Medium Polynomial
New issue 3294 by [email protected]: RootOf.evalf hangs when nroots
returns instantaneously
http://code.google.com/p/sympy/issues/detail?id=3294
In [22]: f = Poly(x**4 + 3.0*sqrt(2.0)*x**3 - (78.0 + 24.0*sqrt(3.0))*x**2
+ 144.0*(2*sqrt(3.0) + 9.0))
In [23]: nroots(f)
Out[23]: [-12.7530479110482, -3.85012393732929, 4.89897948556636,
7.46155167569183]
In [25]: RootOf(f,0).evalf()
# It hangs
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