simp at hne
case insert.hs.a.mk.mp.intro.inl
V : Type u_1
inst✝ : Finite V
motive : Digraph V → Prop
hbot : motive ⊥
hdelete : ∀ (G : Digraph V) (v w : V), G.Adj v w → motive (deleteEdges G {(v, w)}) → motive G
this✝ : Fintype V
s : Finset (V × V)
ih : ∀ (G : Digraph V), Set.toFinset (edgeSet G) = s → motive G
G : Digraph V
v w : V
he : ¬(v, w) ∈ s
this : (v, w) ∈ edgeSet G
hs : G.Adj v w ↔ (v, w) = (v, w) ∨ (v, w) ∈ s
hne : ¬(v, w) = (v, w)
⊢ (v, w) ∈ s
no goals