Lots to do today, no time for the internet…
<stares slack-jawed at a 3Blue1Brown video for 45 minutes>
3Blue1Brown breaks down the mathematics behind Escher’s lithograph “Prentententoonstelling”(1956).
https://www.youtube.com/watch?v=ldxFjLJ3rVY
#Escher #MathematicsEducation #Mathematics