Mercurial > repo
view wisdom/categorical product @ 12025:f6fe795a3a84 draft
<oerjan> sled bin/ls//s,;, && "$IRC_TARGET" == #*;,
author | HackEso <hackeso@esolangs.org> |
---|---|
date | Fri, 15 Nov 2019 01:26:09 +0000 |
parents | 00af4aaadf2c |
children |
line wrap: on
line source
categorical product is like when you have two category elements A and B then their product is element C iff there are two morphisms p:C->A and q:C->B such that for every element X and morphisms u:X->A and v:X->B there is a unique morphism w:X->C such that u=wp and v=wq.