Mercurial > repo
view wisdom/categorical product @ 10399:3bfbf2cf838d
<hppavilion1> ` sed -i \'s/\\\\n/\\n/\' bin/lowercase2
author | HackBot |
---|---|
date | Sat, 11 Mar 2017 08:55:47 +0000 |
parents | 74cae6b8f28c |
children | 00af4aaadf2c |
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 morphism w:X->C such that u=wp and v=wq.