Crib Notes on a Fingernail (with \latex Notation)

If I were going to put mathematical formulas on my fingernail as crib notes, I'd also use \latex notation. :)

My favorite is the use of " \; ", which would allow the cheating student being modeled by the picture to ensure legible symbol spacing when writing exam solutions.

When will academics get rid of tests, quizzes and exams?

Cheating at UK's top universities soars by 30%https://t.co/46R8UZHS6I pic.twitter.com/KUDg0RGGCX

— Republic of Math (@republicofmath) April 29, 2018