On 23/06/2010 6:38 AM, WM wrote: > On 22 Jun., 21:34, Virgil<Vir...@home.esc> wrote: > >>>> But (A0, A1, A2, ...) is obviously countable. Above you say it's "certainly >>>> not countable", but it is. >> >>> The set is certainly countable. But it cannot be written as a list >> >> But it HAS been written as a list (A0, A1, A2, ...), > > Does this list contain the anti-diagonal of (..., An, ... A2, A1, A0, > L0)?
I can't see that you've proved that it doesn't. All you've proved is that it doesn't contain the anti-diagonal of (A0, A2, A2, ...). But that means nothing of significance, because your construction doesn't require or imply that it would so contain.