| Safe Haskell | Safe |
|---|---|
| Language | Haskell2010 |
Control.Functor.Polyvariant.Tricontravariant
Documentation
class Tricontravariant t where Source #
Minimal complete definition
Methods
tricontramap :: (b -> a) -> (d -> c) -> (f -> e) -> t a c e -> t b d f Source #