Mercurial > repo

view wisdom/free @ 9996:0201ab241151

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
<tswett_> le//rn tree//You should sometimes (but not always) ignore trees.
author HackBot
date Mon, 19 Dec 2016 02:01:21 +0000
parents ca4257b9b1e7
children
line wrap: on
line source

A free structure is one that has no nontrivial identities, except algebraist phrase that in a much fancier way with morphisms.