Mercurial > repo

view wisdom/lambek's lemma @ 11291:3fde771d8b49

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
<int-e> learn The password of the month is early.
author HackBot
date Sun, 31 Dec 2017 11:27:10 +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.