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[obm-l] erro no mathematica?

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Subject: [obm-l] erro no mathematica?
From: niski <fabio@xxxxxxxxx>
Date: Tue, 09 Dec 2003 19:22:00 -0800
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pessoal, pq no mathematica (5.0) quando eu calculo

Integral de 0 at� pi de Abs[1/2 + Cos[t]] dt
ele me devolve -pi/2 ?
a resposta nao � sqrt(3) + pi/6 ?

obrigado!

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