no goals
V : Type u
V' : Type v
V'' : Type w
G : SimpleGraph V
G' : SimpleGraph V'
G'' : SimpleGraph V''
inst✝¹ : DecidableEq V
inst✝ : LocallyFinite G
u v : V
n : ℕ
p : Walk G u v
⊢ p ∈ finsetWalkLength G n u v ↔ p ∈ {p | Walk.length p = n}
rw [← Finset.mem_coe, coe_finsetWalkLength_eq]