[seqfan] Re: What is 2 * 2/3 * 4/3 * 4/5 * 6/5 * 6/7 * 8/7 * 8/9 * ... ?

William Keith william.keith at gmail.com
Sun Jun 24 19:39:29 CEST 2012


This is the Wallis formula for Pi/2.

Cordially,
William Keith



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