Frieze Patterns
Additional information
A surprising link discussed by Professor Sergei Tabachnikov.
Extra footage at: https://youtu.be/MJ1NAzpens4
Sergei Tabachnikov's homepage at Pennsylvania State University : http://www.math.psu.edu/tabachni/
David Eisenbud discussed MSRI during his Numberphile podcast: https://www.youtube.com/watch?v=9y1BGvnTyQA