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Having group or ring structure isn't too surprising and isn't too intimately related to the idea of metacircularity or the Y-combinator. It's actually more inte
by reikonomusha 12y ago
Having group or ring structure isn't too surprising and isn't too intimately related to the idea of metacircularity or the Y-combinator. It's actually more interesting to really see that matrices encode linear transformations, and multiplication is function composition.
- agumonkey 12y agoYes, I can't recall where I first read this (someone's comment on HN most probably) but it was very enlightening.