HepLean Documentation

Mathlib.Data.Finite.Sum

Finiteness of sum types #

instance Finite.instSum {α : Type u_1} {β : Type u_2} [Finite α] [Finite β] :
Finite (α β)
Equations
  • =
theorem Finite.sum_left {α : Type u_1} (β : Type u_3) [Finite (α β)] :
theorem Finite.sum_right {β : Type u_2} (α : Type u_3) [Finite (α β)] :