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![[parent]](http://images.planetmath.org:8080/images/uparrow.png) Viewing Message
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| ``imaginary unit''
by alozano on 2003-12-04 13:01:00 |
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I would rather say something like:
We define "i" to be a root of f(X)=X^2-1=0. With this choice, the polynomial f has two roots, namely i and -i.
But I guess the entry is fine as it is.
Alvaro
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