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<\oren\> ` xxd -r -p <<<"FF F8 F4 08 00 E5 16 7F FF 80 00 7F FF 03 C0 47 5A" >gunzip -
author HackBot
date Thu, 01 Sep 2016 15:38:36 +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.