http://ozark.hendrix.edu/~yorgey/pub/monoid-pearl.pdf http://ozark.hendrix.edu/~yorgey/pub/monoid-pearl.pdf https://doisinkidney.com/posts/2017-10-13-convoluti

http://ozark.hendrix.edu/~yorgey/pub/monoid-pearl.pdf http://ozark.hendrix.edu/~yorgey/pub/monoid-pearl.pdf https://doisinkidney.com/posts/2017-10-13-convolutions-and-semirings.html https://doisinkidney.com/posts/2017-10-13-convolutions-and-s...