There is also a book on the mathematics of lacing your shoes: The Shoelace Book: A Mathematical Guide to the Best (And Worst) Ways to Lace Your Shoes https://

There is also a book on the mathematics of lacing your shoes: The Shoelace Book: A Mathematical Guide to the Best (And Worst) Ways to Lace Your Shoes https://www.amazon.com/Shoelace-Book-Mathematical-Guide-Worst/dp/0821839330 https://www.amazon.com/Shoelace-Book-Mathematical-Guide-Wors...