Mercurial > repo
view wisdom/categorical product @ 12019:9a693e54efb1 draft
<b_jonas> `` /bin/sed -i \'s%"share%($ENV{HACKENV}//"/hackenv")."/share%\' bin/random-card
author | HackEso <hackeso@esolangs.org> |
---|---|
date | Thu, 14 Nov 2019 21:45:51 +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.