Look, functors (and therefore monads as well) are closed under fmap. That should... | Hacker News

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		smabie on July 16, 2020 \| parent \| context \| favorite \| on: Understanding and writing a JPEG decoder in Python Look, functors (and therefore monads as well) are closed under fmap. That should be the end of the story.

kerkeslager on July 16, 2020 [–]

It's pretty bizarre to assert that structures made up by some mathematician in a void should be the basis of a programming language intended to solve real-world problems, especially in response to giving real-world reasons for why it is the way it is.

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