[obm-l] G Abeliano

To: OBM <obm-l@xxxxxxxxxxxxxx>
Subject: [obm-l] G Abeliano
From: "Thiago Lucas" <thcastor@xxxxxxxxx>
Date: Fri, 22 Sep 2006 16:13:29 -0300
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Olá, pessoal. Como eu provo que se G/Z(G) é abeliano então G é abeliano?

Thiago.