view wisdom/morphism @ 9314:980aaeea4e2d

<oerjan> slwd radiohead//s/r/R/;s/$/./
author HackBot
date Mon, 17 Oct 2016 05:03:53 +0000
parents c3f8b4762fa7
children a655017e4390
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A morphism is just a natural transformation between two functors on 1.