Mercurial > repo

view wisdom/lambek's lemma @ 12276:1eb8be58440e draft

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
<kspalaiologos> `` chmod -R +x /hackenv/lib/kps/
author HackEso <hackeso@esolangs.org>
date Tue, 31 Dec 2019 18:27:52 +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.