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<shachaf> le/rn usual suspects/There are 3.99 usual suspects, but they\'re usually rounded up.
author HackBot
date Tue, 31 May 2016 19:42:25 +0000
parents ca4257b9b1e7
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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.