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annotate wisdom/categorical product @ 11302:9273695dd44e

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<oerjan> undo 11279
author HackBot
date Fri, 05 Jan 2018 00:54:22 +0000
parents 00af4aaadf2c
children
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10797
00af4aaadf2c <oerjan> slwd categorical product//s,is a,is a unique,
HackBot
parents: 5039
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1 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.