[obm-l] Euler

To: obm-l@xxxxxxxxxxxxxx
Subject: [obm-l] Euler
From: Klaus Ferraz <klausferraz@xxxxxxxxxxxx>
Date: Tue, 16 May 2006 21:50:00 +0000 (GMT)
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Alguem sabe demonstrar a formula de Euler usando algum argumento combinatorio?

C(m,0)*C(h,p)+C(m,1)*C(h,p-1)+C(m,2)*C(h,p-2)+......+C(m,p)*C(h,0)=C(m+h,p).

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