exact disjoint_of_subset inter_subset_left inter_subset_left disjoint_sdiff_right
α : Type u_1
M✝ M' N : Matroid α
e f : α
I J R B X Y Z K : Set α
M₀ M₁ M₂ M : Matroid α
C D : Set α
⊢ Disjoint (C ∩ M.E) (D \ C ∩ M.E)
no goals