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<b_jonas> addwhatis t(1hackeso) - run a command with the working directory set to /hackenv
author | HackEso <hackeso@esolangs.org> |
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date | Thu, 05 Dec 2019 23:48:53 +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.