Mercurial > repo
view wisdom/lambek's lemma @ 12142:ec79f376cd1a draft
<b_jonas> fetch /hackenv/bin/uptime https://hack.esolangs.org/get/bin/uptime
author | HackEso <hackeso@esolangs.org> |
---|---|
date | Sun, 17 Nov 2019 20:18:33 +0000 |
parents | d3a12978331a |
children |
line wrap: on
line source
Lambek's Lemma, invented by Joachim "Taneb" Lambek, states that initial algebras have inverses. It can be proved with as few as five arrows.