m n : ℕ,
i : F m
⊢ F.raise (succ n) m i = F.suc (m + n) (F.raise n m i)
unification_hints2.lean:7:8: warning: declaration '_example' uses sorry
α : Type u,
a b : α,
l₁ l₂ : list α,
i : G α l₂
⊢ G.raise α (a :: l₁) l₂ i = G.cons α a (l₁ ++ l₂) (G.raise α l₁ l₂ i)
unification_hints2.lean:24:8: warning: declaration '_example' uses sorry