On Tue, Dec 8, 2009 at 8:47 AM, Pierre wrote:
> this is definitely a bug, right ?
>
> sage: k= CyclotomicField(4, "i")
> sage: poly= PolynomialRing(k, "x")
> sage: x= poly.gen()
> sage: p= 3; K= NumberField(x^2 - p, "r")
> sage: i= K( k.gen() )
> sage: CDF(i)
> 2.31897834269e-14 - 1.0*I
>
> So i i
this is definitely a bug, right ?
sage: k= CyclotomicField(4, "i")
sage: poly= PolynomialRing(k, "x")
sage: x= poly.gen()
sage: p= 3; K= NumberField(x^2 - p, "r")
sage: i= K( k.gen() )
sage: CDF(i)
2.31897834269e-14 - 1.0*I
So i is converted to roughly -i... which can makes sense as it's just
a c
