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Subject: Fonction f(x) de efji
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From: Richard Hachel <r.hachel@tiscali.fr>
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https://www.wolframalpha.com/input?i=x%5E3-x

On cherche les racines de la courbe.

Six racines évidentes.

f(x)=0

(-1,0,1,i,0i,-i)

Pour vérifier, il suffit de remplacer dans f(x), en prenant garde à 
utiliser correctement les puissances complexes. 


R.H.