view wisdom/lambek's lemma @ 9487:283a0b9e572b

<oerjan> learn Testing is always appropriate.
author HackBot
date Fri, 28 Oct 2016 18:15:08 +0000
parents 4d453e9a7250
children d3a12978331a
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Lambek's Lemma, invented by Joachim "Taneb" Lambek, states that initial algebras have inverses.