::You had to enumerate all the decimal representations of the reals (i.e. well-order them by the natural numbers). There is no natural way to do this without the axiom of choice. [[User:Foxtrot|Foxtrot]] 22:25, 14 June 2008 (EDT) | ::You had to enumerate all the decimal representations of the reals (i.e. well-order them by the natural numbers). There is no natural way to do this without the axiom of choice. [[User:Foxtrot|Foxtrot]] 22:25, 14 June 2008 (EDT) |