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Re: [obm-l] complexos_demonstração
- To: obm-l@xxxxxxxxxxxxxx
- Subject: Re: [obm-l] complexos_demonstração
- From: "Henrique Rennó" <henrique.renno@xxxxxxxxx>
- Date: Fri, 30 Nov 2007 09:22:05 -0200
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On Nov 30, 2007 8:00 AM, LEANDRO L RECOVA <leandrorecova@xxxxxxx> wrote:
> |(1 + i)z³ + iz| < |sqrt(2)|(1/8) + (1/2) =sqrt(2/64) + 1/2 =sqrt(1/32)+1/2
> = (1/sqrt(2))*1/4 + 1/2 < 1/4 + 1/2 = 3/4.
>
> Na ultima desigualdade, use o fato de que 1/sqrt(2) < 1.
>
Não entendi. De onde surgiu |sqrt(2)|(1/8) + (1/2) ?
--
Henrique
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