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Re: a infinity product

Subject: Re: a infinity product
From: David W. Cantrell
Date: 30 Jul 2005 14:55:47 GMT
Newsgroups: sci.math
"Li Yi" <liyi.cn@xxxxxxxxx> wrote:
> Find \prod_{i=1..inf} (1 + 1/i^2)

Mathematica says it's  sinh(pi)/pi .

David

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