IsClosed.relDerivedSet_eq

∀ {X : Type u_1} [inst : TopologicalSpace X] {A : Set X}, IsClosed A → relDerivedSet A = derivedSet A

Defined in: Mathlib.Topology.DerivedSet
Cited by: 2 results in Mathlib
Foundations: Depth 77 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: TopologicalSpace

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