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Re: [obm-l] f(f(x))_=_x^2_-_1996_�_imposs�vel

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Subject: Re: [obm-l] f(f(x))_=_x^2_-_1996_�_imposs�vel
From: Bruno Lima <bbslima@xxxxxxxxxxxx>
Date: Fri, 6 Jun 2003 19:18:03 -0300 (ART)
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Provar que n�o existe nenhuma fun��o f: R -> R tal que:

f(f(x)) = x^2 - 1996.

Desculpem a besteira...F n�o tem pontos fixos !

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