[Haskell-cafe] Textbook example of instance Foldable ((,) a)

Francesco Ariis fa-ml at ariis.it
Mon Nov 23 20:54:26 UTC 2020

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Il 23 novembre 2020 alle 14:40 Zemyla ha scritto:
> So what should maximum (2, "potato") be?

For people who did not agree with `instance Foldable (,) a`, a
type error!

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