∀ {R : Type u} {S : Type v} [inst : NonUnitalNonAssocSemiring R] [inst_1 : NonUnitalNonAssocSemiring S] {F : Type u_1}
  [inst_2 : FunLike F R S] [inst_3 : NonUnitalRingHomClass F R S] (s t : NonUnitalSubsemiring S) (f : F),
  NonUnitalSubsemiring.comap f (s ⊓ t) = NonUnitalSubsemiring.comap f s ⊓ NonUnitalSubsemiring.comap f t