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Topic: Calculating Pi using polygon sides sum / radius
Replies: 40   Last Post: Aug 2, 2013 5:27 PM

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 Shmuel (Seymour J.) Metz Posts: 3,473 Registered: 12/4/04
Re: Calculating Pi using polygon sides sum / radius
Posted: Aug 1, 2013 6:26 PM

In <virgil-7D1E4A.15192201082013@BIGNEWS.USENETMONSTER.COM>, on
08/01/2013
at 03:19 PM, Virgil <virgil@ligriv.com> said:

> jonas.thornvall@gmail.com wrote:

>> Well i do not intend to use any trigonometric functions, and honestly i
>> always thought the ancients, did geometry *the correct way* not losing
>> precision. By double up vertices and using fractions.

>They did things "the correct way" so throughly, that they
>couldn't even find the length of the diagagonals of a unit square.

WTF? See, e.g.,
<http://en.wikipedia.org/wiki/History_of_mathematics#Greek_mathematics>,
<http://en.wikipedia.org/wiki/Square_root_of_2#Continued_fraction_representation>

--
Shmuel (Seymour J.) Metz, SysProg and JOAT <http://patriot.net/~shmuel>

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Date Subject Author
7/30/13 JT
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