Theorem: Matroid.Iso.restrict_apply (Matroid/Old/_Equiv.lean)

State before:
α : Type u_1
β : Type u_2
γ : Type u_3
α₁ : Type u_4
α₂ : Type u_5
α₃ : Type u_6
M : Matroid α
N : Matroid β
B I D X Y : Set α
e : M.Iso N
R : Set α
hR : autoParam (R ⊆ M.E) _auto✝
⊢ (e.restrict R hR).toPartialEquiv = e.toPartialEquiv.restr R
Tactic:
simp [restrict]
State after:
no goals