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<int-e> learn Communication is hard if it involves more than one person.
author | HackBot |
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date | Mon, 08 Jan 2018 20:39:54 +0000 |
parents | d3a12978331a |
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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.