data-lens-2.10.7: Used to be Haskell 98 Lenses
Control.Category.Product
class Category c => Tensor c where Source
Minimal complete definition
(***)
Methods
(***) :: c w x -> c y z -> c (w, y) (x, z) infixr 3 Source
first :: c w x -> c (w, z) (x, z) Source
second :: c y z -> c (w, y) (w, z) Source
Instances