Is the set AnA' = the empty set or the Universe?

If we are in the set R = real numbers?

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- October 27th 2005, 03:33 PMNatashaJust a quick one
Is the set AnA' = the empty set or the Universe?

If we are in the set R = real numbers? - October 27th 2005, 03:49 PMJamesonQuote:

Originally Posted by**Natasha**

- October 27th 2005, 03:57 PMNatasha
the empty set right?

- October 27th 2005, 04:02 PMJameson
I concur. ;)