----- Original Message -----
Sent: Monday, August 28, 2006 12:59
PM
Subject: Re:[obm-l] desigualdades
Data: |
Fri, 25 Aug 2006
19:01:53 +0000 |
Assunto: |
[obm-l]
desigualdades |
> Sauda,c~oes,
>
> E esta aqui? Fonte: CRUX 31 (2005), p.216
>
> Let n be a positive integer. Determine the smallest possible
sum
>
> a_1b_1 + a_2b_2 + .... + a_{2n+2}b_{2n+2},
>
> where a_1, a_2, ..., a_{2n+2} and b_1, b_2, ...., b_{2n+2}
>
> are rearrangements of the binomial coefficients
>
> binom{2n+1}{0}, ..., binom{2n+1}{2n+1}.
>
> Justify your answer.
>
> []'s
> Luis
>
Isso sai por rearranjo, não?
***
Luís: você planeja lançar um manual de construções geométricas?
[]s,
Claudio.
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