Theorem: Matroid.delete_eq_self_iff (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 ＼ D = M ↔ Disjoint D M.E
Tactic:
rw [← restrict_compl, restrict_eq_self_iff, sdiff_eq_left, disjoint_comm]
State after:
no goals