At the local deli. What could have happened to make them put up that sign?? pic.twitter.com/7BzPNjFm1L
— Anna Haensch (@extremefriday) June 14, 2017
Admittedly, the very thought of math usually puts me off food… and the professional mathematicians I know, while wonderful people, tend to be out towards the far end of the socialization bell curve… but what *could* precipitate such a stern message?