view wisdom/lambek's lemma @ 11600:333877d7fe85 draft

<oerjan> sled bin/toroman//s,.XLCDM,DM/XLCDMEE,
author HackEso <hackeso@esolangs.org>
date Tue, 21 Aug 2018 11:00:34 +0000
parents d3a12978331a
children
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Lambek's Lemma, invented by Joachim "Taneb" Lambek, states that initial algebras have inverses. It can be proved with as few as five arrows.