Theorem: Matroid.delete_inter_ground_eq (Matroid/Minor/Basic.lean)

State before:
α : Type u_1
M✝ M' N : Matroid α
e f : α
I J R✝ B X Y Z K D✝ D₁ D₂ R : Set α
M : Matroid α
D : Set α
⊢ M ＼ (D ∩ M.E) = M ＼ D
Tactic:
rw [← restrict_compl, ← restrict_compl, diff_inter_self_eq_diff]
State after:
no goals