RE: [Axiom-math] Are sqrt(-1) and %i equal ?

[Vanuxem Gregory]

Hi,

sqrt comes from algebraic number as you know.
But if you play with complex number, 
you can use
a:=complex(-1,0)
-- here you 'play' with complex
sqrt a

> -----Message d'origine-----
> De : address@hidden
> [mailto:address@hidden la part de
> Francois Maltey
> Envoye : dimanche 26 juin 2005 16:15
> A : address@hidden; address@hidden
> Objet : [Axiom-math] Are sqrt(-1) and %i equal ?
> 
> 
> I play with complex numbers.
> 
> Why there is the complex number sqrt(-1) ?
> 
> Is sqrt(-1) equal to %i or not ?
> How can I coerce sqrt(-1) to %i.
> 
> Have a good day.
> 
> Francois
> 
> 
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