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GHC 9.14.1 · lts/ghc-9.14.x · 3e2d568 · 2026-10-11

Modulebifunctors-5.6.3Haskell2010

Data.Bifunctor.Functor

  • 1 type
  • 3 classes
  • 2 values
  • Packagebifunctors-5.6.3
  • Exports6
  • LanguageHaskell2010
  • LicenceBSD-3-Clause
  • SourceFunctor.hs
typetype (:->) (p :: k -> k1 -> Type) (q :: k -> k1 -> Type) = forall (a :: k) (b :: k1). p a b -> q a b
#

Using parametricity as an approximation of a natural transformation in two arguments.