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core.​init.​control.​functor

core.​init.​control.​functor

source
functor
functor.​map_const_rev
source
@[class]
structure functor  :
(Type u → Type v) → Type (max (u+1) v)
  • map : Π {α β : Type ?}, (α → β) → f α → f β
  • map_const : Π {α β : Type ?}, α → f β → f α

Instances
source
def functor.​map_const_rev {f : Type u → Type v} [functor f] {α β : Type u} :
f β → α → f α

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