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Date: Mon, 17 Feb 25 21:29:57 +0000
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From: Richard Hachel <r.hachel@tiscali.fr>
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Le 17/02/2025 à 22:24, Python a écrit :
> Le 17/02/2025 à 22:12, Richard Hachel a écrit :
> 
> La définition est "Dans l'ensemble quotient R[X]/(X+2+1), i est la classe 
> d'équivalence de X. On peut montrer que i^2 = -1".

 Mais cela ne montre pas que i^4=-1, ni que i^x=-1 pour tout x.

 Or, c'est par là que les mathématiciens auraient dû commencer.

 R.H.