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Another Ramanujan Trick
09-29-2019, 09:55 AM
Post: #3
RE: Another Ramanujan Trick
(09-29-2019 06:45 AM)ttw Wrote:  Just for fun, I came across with another Ramanujan trick:

Pi=Sqrt(Sqrt(2142/22))

It's better than 355/113 but at the cost of a couple of square roots (or a fourth root.)

Isn't it Pi=Sqrt(Sqrt(2143/22)) ?

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Messages In This Thread
Another Ramanujan Trick - ttw - 09-29-2019, 06:45 AM
RE: Another Ramanujan Trick - Thomas Okken - 09-29-2019, 09:17 AM
RE: Another Ramanujan Trick - Massimo Gnerucci - 09-29-2019 09:55 AM
RE: Another Ramanujan Trick - ijabbott - 10-03-2019, 07:21 AM
RE: Another Ramanujan Trick - ijabbott - 10-03-2019, 08:23 PM
RE: Another Ramanujan Trick - ttw - 09-29-2019, 01:28 PM
RE: Another Ramanujan Trick - Albert Chan - 09-29-2019, 03:23 PM
RE: Another Ramanujan Trick - ttw - 09-29-2019, 05:09 PM
RE: Another Ramanujan Trick - Helix - 10-19-2019, 11:59 PM
RE: Another Ramanujan Trick - grsbanks - 10-19-2019, 05:46 PM
RE: Another Ramanujan Trick - rprosperi - 10-19-2019, 11:43 PM



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