Peter Webb Posted: Feb 22, 2012 9:19 PM > "Richard Tobin" <email@example.com> wrote in > message > > If you considered (0,1) instead of R then zero > wouldn't be a problem. > > > > -- Richard > > atan function blah blah. There are lots of bijections > between intervals of R > and R itself.
In fact as many as between (0,1] and (0,1]^2. That did not seem to be at the heart of the issue. The particular one which you showed was, however, especially pretty. This was already asked before in the thread. But: is there a similarly pretty explicit bijection between (0,1] and R?