On Sun, 24 Mar 2013 10:37:46 -0700 (PDT), Butch Malahide <firstname.lastname@example.org> wrote:
>On Mar 24, 10:53 am, David C. Ullrich <ullr...@math.okstate.edu> >wrote: >> [. . .] >> So the more interesting version of the question, >> in any case less trivial, amounts to this: Is there >> a measurable set D such that >> >> 0 < m(D intersect I) < m(I) >> >> for every open interval I, > >Didn't we just have that thread?