view wisdom/categorical product @ 9455:d1e59ff0835d

<hppavilion[1]> slwd userweps//s/$/, and Taneb invents new weapons from his surroundings on a moment\'s notice./
author HackBot
date Wed, 26 Oct 2016 23:55:42 +0000
parents 74cae6b8f28c
children 00af4aaadf2c
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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.