ι : Type ?u.23148
α : Type u_1
inst✝¹ : Preorder α
inst✝ : LocallyFiniteOrder α
a a₁ a₂ b b₁ b₂ c x : α
h : b₁ < b₂
⊢ Set.Icc a b₁ ⊆ Set.Ico a b₂
ι : Type ?u.23148
α : Type u_1
inst✝¹ : Preorder α
inst✝ : LocallyFiniteOrder α
a a₁ a₂ b b₁ b₂ c x : α
h : b₁ < b₂
⊢ Icc a b₁ ⊆ Ico a b₂
rw [← coe_subset, coe_Icc, coe_Ico]
no goals
ι : Type ?u.23148
α : Type u_1
inst✝¹ : Preorder α
inst✝ : LocallyFiniteOrder α
a a₁ a₂ b b₁ b₂ c x : α
h : b₁ < b₂
⊢ Set.Icc a b₁ ⊆ Set.Ico a b₂
exact Set.Icc_subset_Ico_right h