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Re: Uncountable?
Posted:
Apr 25, 2014 6:26 AM


In <virgilA5B5C8.01121825042014@BIGNEWS.USENETMONSTER.COM>, on 04/25/2014 at 01:12 AM, Virgil <virgil@ligriv.com> said:
>Every open cover of Q as a subset of R covers R.
What gives you that idea? The counterexamples using irrational end points are trivial and quasi gave the classic answer to the original question. FWIW, it's a standard undergraduate exercise.
 Shmuel (Seymour J.) Metz, SysProg and JOAT <http://patriot.net/~shmuel>
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