view wisdom/zygohistomorphic prepromorphism @ 6580:fcf11328044a

<oerjan> le/rn abstract nonsense/We would have an explanation of abstract nonsense here, but it fled into a diagram and we haven\'t been able to chase it.
author HackBot
date Mon, 18 Jan 2016 06:45:14 +0000
parents 886257b5c7b7
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A zygohistomorphic prepromorphism is used when you really need both semi-mutual recursion and history and to repeatedly apply a natural transformation as you get deeper into the functor.