Nico Van Cleemput wrote:
> Looking at the implementation of the
> float conversion, the problem seems to come from the following:
> 
> sage: AA(ge)

So apparently Sage is trying to prove that the imaginary part of the 
algebraic result is exactly zero.

> Is there another way to get a good float approximation of that value?

Yes:

sage: float(CDF(ge))
19.870922489880776

-- 
Marc

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