Tarski's undefinability theorem https://en.wikipedia.org/wiki/Tarski%27s_undefinability_theorem …pic.twitter.com/FG3D39q5vp
11:05 AM - 17 Jan 2017
0 replies
57 retweets
102 likes
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.