[math-fun] Re: math-fun Digest, Vol 57, Issue 17

From: "Fred lunnon" <fred.lunnon@gmail.com>

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http://math.ucr.edu/home/baez/square.root.html

I've read this webpage three times, and I still don't understand it.

I didn't make much sense of it, but maybe he's leading up to the idea that while you can flip the number line with two rotations, trying to build a complex conjugate out of rotations is a blind alley? --Steve