Talk:Set of Finite Subsets of Countable Set is Countable/Proof 2

This may be deleted; abcxyz's Proof 1 is a neater instance of the same approach. Of course, it may be preserved if you so desire, but I've gone into a detached state as to the fate of this page. --Lord_Farin (talk) 09:26, 2 November 2012 (UTC)