Countability definition and S -> T -> Z -> N

Not sure if this is better or not but I gave it a shot. Let me know what you think (Alternatively if you want to write it and send me an email - I'll get back to it asap)

CarmenBruni (talk)21:07, 4 May 2015

Just had to change it lol - FINE... =)

CarmenBruni (talk)19:31, 5 May 2015