Divisibility in finite types #
@[instance_reducible]
instance
instDecidableDvdOfFintypeOfDecidableEq
{M : Type u_1}
[Semigroup M]
[Fintype M]
[DecidableEq M]
(a b : M)
:
Equations
- instDecidableDvdOfFintypeOfDecidableEq a b = decidable_of_iff (∃ (c : M), b = a * c) ⋯