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view wisdom/lambek's lemma @ 12290:981bbedc7699 draft
<kspalaiologos> `` chmod +x /hackenv/ibin/asmbf
author | HackEso <hackeso@esolangs.org> |
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date | Thu, 02 Jan 2020 15:33:40 +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.