📁 Source: Mathlib/Order/Interval/Set/Union.lean
Ico_subset_biUnion_Ico
Ioc_subset_biUnion_Ioc
Set
Set.instHasSubset
Set.Ico
PartialOrder.toPreorder
SemilatticeInf.toPartialOrder
Lattice.toSemilatticeInf
DistribLattice.toLattice
instDistribLatticeOfLinearOrder
Set.iUnion
Finset
Finset.instMembership
Finset.range
Set.Ico_eq_empty
Set.iUnion_congr_Prop
Set.iUnion_of_empty
instIsEmptyFalse
Set.iUnion_empty
Set.instReflSubset
Set.Ico_subset_Ico_union_Ico
Finset.range_add_one
Set.iUnion_iUnion_eq_or_left
Set.union_subset_union_right
Set.Ioc
Set.Ioc_eq_empty
Set.Ioc_subset_Ioc_union_Ioc
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