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last thing I expected to see in a math paper was math I use all the time and figured was too trivial to noticepic.twitter.com/3Hca5qj3sx
(if you want to plan a square or triangular shawl from inside out with many colors, for n stripes, the total area is n^2, each stripe is a sequential odd number, and each inner + outer stripe adds to 2n, except the central stripe with is n)
yarn is cool because its length & mass is a measure of eventual area so you can measure by weight or count winds around the swift or whatever you want
They shouldn't Center the squares but put them in a corner. Makes it much clearer what is going on.
yeah that was a crappy first attempt I made at explaining it a few months ago
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