Date: Mar 24, 2013 12:17 AM
Author: quasi
Subject: Re: Half Measure and Correction

William Elliot wrote:

>Question: Is there a dense D, subset of R with
>empty interior and measure D /\ [0,1] = 1/2?


Yes.

Let

A = (0,1/2)\Q

B = Q\A

D = A U B

quasi