Mercurial > repo
annotate wisdom/categorical product @ 11649:dc989cb6091e draft
<shachaf> mkx bin/detar//echo "https://en.allmetsat.com/metar-taf/north-america.php?icao=$1"
author | HackEso <hackeso@esolangs.org> |
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date | Sat, 17 Nov 2018 03:00:43 +0000 |
parents | 00af4aaadf2c |
children |
rev | line source |
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10797
00af4aaadf2c
<oerjan> slwd categorical product//s,is a,is a unique,
HackBot
parents:
5039
diff
changeset
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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. |