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8 TechQA 2024-12-28 22:39:36Free theorem for fmap
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Asked by Zhiltsoff Igor
Finding a "free theorem"
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Asked by NietzscheanAI
In Idris, can I prove free theorems, e.g. the only (total) function of type `forall t. t -> t` is `id`?
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Asked by Philip Dorrell
Law for type [[a]] -> ([a], [a])
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Asked by Jingjie Yang
Paramcoq: Free theorems in Coq
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Asked by Bob
For different possible Monad instances of a type, is the implied Functor instance always the same?
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Asked by Rafael S. Calsaverini
Parametricity-exploiting proofs in Agda
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Asked by Cactus
Is the functor distribution law for the `Alt` typeclass trivial?
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Asked by Asad Saeeduddin