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Re: e in the time of phi and square root of pi tuplet hijinks


From: Alexander Kobel
Subject: Re: e in the time of phi and square root of pi tuplet hijinks
Date: Tue, 8 Nov 2016 09:48:50 +0100
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Icedove/45.4.0

On 2016-11-08 08:45, mclaren wrote:
Technically speaking, we're also dealing with transcendental tuplets rather
than irrationals here, since the square root of pi is a transcendental
number (I think. Pi is known to be transcendental, but is the square of pi
proven to be transcendental?).

Algebraic numbers form a field. So yes - if sqrt(pi) were algebraic, so would be pi. Obviously, they are also closed under root extraction (more precisely, powers to rational exponents); hence pi^2 is transcendental, too.


Cheers,
Alexander



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