[obm-l] Integral maior q zero

To: obm-l <obm-l@xxxxxxxxxxxxxx>
Subject: [obm-l] Integral maior q zero
From: "Leonardo Borges Avelino" <topgun.lba@xxxxxxxxx>
Date: Sun, 13 May 2007 14:25:59 -0300
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1)
F(x)= Int [1a x] (e^t)*dt / t , x>0

Para quais valores de x vale: Ln x <= F(x)

2) Provar que 1/(x+1/2) < Ln(1+1/x) < 1/x para todo x>0

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- RES: [obm-l] Integral maior q zero
  - From: Artur Costa Steiner