Date: Feb 25, 2013 2:19 AM
Author: Hauke Reddmann
Subject: i^2=1

No, not I^2=-1 :-)
But similarly: I'd like to have a symbol with the
property i^2=1. And not like slashdotting with
{i^2->1} (which then ignores i^3 and (i+1)(i-1)),
but really automatically i^2=1 as soon as it appears
somewhere, like for I.

How do I define that?

-- 
Hauke Reddmann <:-EX8    fc3a501@uni-hamburg.de
Die Weltformel: IQ+dB=const.