Theorem: Matroid.spanning_iff_compl_coindep (Matroid/Closure.lean)

State before:
α : Type u_1
ι : Type u_2
M : Matroid α
F I J X Y B C R : Set α
e f x y : α
S T : Set α
hS : autoParam (S ⊆ M.E) _auto✝
⊢ M.Spanning S ↔ M.Coindep (M.E \ S)
Tactic:
rw [coindep_iff_compl_spanning, diff_diff_cancel_left hS]
State after:
no goals