Date: Mar 24, 2013 2:35 AM
Subject: Re: Half Measure and Correction
Butch Malahide wrote:
>> William Elliot wrote:
>> >Question: Is there a dense D, subset of R with
>> >empty interior and measure D /\ [0,1] = 1/2?
>> A = (0,1/2)\Q
>> B = Q\A
>> D = A U B
>Then B = Q\A = Q, and D = A U Q = (0,1/2) U Q has nonempty
>Of course you meant to say B = Q\(0,1/2), so that A is the
>symmetric difference of (0,1/2) and Q.
Yes, that's what I meant.