view wisdom/functor @ 11289:e449274aebfd

<int-e> slwd 8/8/8/8/8/8/8/8//s/ notation//
author HackBot
date Sat, 30 Dec 2017 16:59:46 +0000
parents 69b3e38974d3
children
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Functors are morphisms in the category of small categories.