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Re: [obm-l] residuos quadráticos (ajuda!!!)

To: <obm-l@xxxxxxxxxxxxxx>
Subject: Re: [obm-l] residuos quadráticos (ajuda!!!)
From: Claudio Buffara <claudio.buffara@xxxxxxxxxxxx>
Date: Tue, 15 Jun 2004 08:33:07 -0300
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Title: Re: [obm-l] residuos quadráticos (ajuda!!!)

on 15.06.04 01:15, Thiago Ferraiol at dizzy_mateca@yahoo.com.br wrote:

No meio de um exercicio apareceu a seguinte congruęncia d^2 = 56 (mod 61)... alguém poderia me ajudar????

19^2 = (-19)^2 = 361 = 5*61 + 56 == 56 (mod 61)

Logo, d == 19 ou d == 42 (mod 61)

[]s,
Claudio.

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