You're viewing a comment by Joshua Dillon and its responses.

March 12, 2010, 17:24

Pairing functions come to mind as a useful visual proof to show the countability of certain sets.

Reply To This Comment

(why do I need your e-mail?)

(Your twitter name, if you have one. (I'm @pkrumins, btw.))

Type the word "security_206": (just to make sure you're a human)

Please preview the comment before submitting to make sure it's OK.