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Date: Mon, 12 May 2014 04:59:41 +1000
Subject: Re: Fortran (Was: The "does Python have variables?" debate)
From: Chris Angelico <rosuav@gmail.com>
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Xref: csiph.com comp.lang.python:71337

On Mon, May 12, 2014 at 4:54 AM, Mark H Harris <harrismh777@gmail.com> wrot=
e:
> The following code will produce over 100,000 digits of =CF=80 (pi) in les=
s than 2
> seconds on a low-end processor, like my mac mini dual core 2Ghz:
>
>>julia> prec=3D524288
>>524288
>
>>julia> with_bigfloat_precision(prec) do
>>         println(atan(BigFloat(1)/5)*16 - atan(BigFloat(1)/239)*4)
>>       end

Would it be quicker (and no less accurate) to represent pi as
atan(BigFloat(1))*4 instead? That's how I originally met a
pi-calculation (as opposed to "PI =3D 3.14" extended to however much
accuracy someone cared to do).

ChrisA