Documentation

Mathlib.CategoryTheory.Monoidal.Types.Symmetric

The category of types is a symmetric monoidal category #

@[simp]
theorem CategoryTheory.braiding_hom_apply {X : Type u} {Y : Type u} {x : X} {y : Y} :
(β_ X Y).hom (x, y) = (y, x)
@[simp]
theorem CategoryTheory.braiding_inv_apply {X : Type u} {Y : Type u} {x : X} {y : Y} :
(β_ X Y).inv (y, x) = (x, y)