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![[parent]](http://images.planetmath.org:8080/images/uparrow.png) Viewing Message
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| ``explaination''
by akrowne on 2001-10-28 02:00:44 |
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| For all those out there who don't understand why an ordered pair must be defined like this, try exchanging a and b in the definition above, and you'll see that (a,b) != (b,a).
-apk |
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