Theorem: Matroid.coloop_iff_diff_cl (Matroid/Loop.lean)

State before:
α : Type u_1
β : Type u_2
M N : Matroid α
e f : α
B L L' I X Y Z F C K : Set α
⊢ M.Coloop e ↔ M.cl (M.E \ {e}) ≠ M.E
Tactic:
rw [coloop_iff_diff_nonspanning, spanning_iff_cl]
State after:
no goals