no goals
α : Type u_1
β : Type ?u.87442
γ : Type ?u.87445
δ : Type ?u.87448
inst✝ : LT α
a b : α
⊢ ↑a < ↑b ↔ a < b
simp only [← toDual_lt_toDual_iff, toDual_apply_coe, WithBot.coe_lt_coe, toDual_lt_toDual]