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Re: [obm-l] soma 2

To: obm-l@xxxxxxxxxxxxxx
Subject: Re: [obm-l] soma 2
From: "Ronaldo Alonso" <ronaldo.luiz.alonso@xxxxxxxxx>
Date: Tue, 2 Jan 2007 15:00:20 -0200
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Essas aí são somas clássicas.

Dá uma olhada em:

http://mathworld.wolfram.com/PowerSum.html

a primeira é a eq. 23 .

On 1/2/07, Marcus Aurélio <marcusaurelio80@globo.com> wrote:

alguem me ajude nessas?

1^1- 2^2 + 3^2 - 4^2 + 5^2 - 6^2 + ...+ 99^2 - 100^2

outra

1/2 + 2/4 + 3/8 + 4/16 + 5/32 + ...

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--
Ronaldo Luiz Alonso
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Computer Engeener
LSI-TEC/USP - Brazil.

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