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<hppavilion[1]> slwd scow//s#$# Scheme is usually preferred, but Racket will be accepted in a pinch.#
author HackBot
date Sat, 15 Oct 2016 06:09:37 +0000
parents ca4257b9b1e7
children
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A free structure is one that has no nontrivial identities, except algebraist phrase that in a much fancier way with morphisms.