Mathlib Map

Theorems · Definition · general topology

derivedSet

{X : Type u_1} → [TopologicalSpace X] → Set X → Set X

The derived set of a set is the set of all accumulation points of it.

Defined in
Mathlib.Topology.DerivedSet
Cited by
16 results in Mathlib
Foundations
Depth 50 from the axioms · uses propext, Quot.sound
Assumes
TopologicalSpace

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Cites5

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Cited by17

Results whose statement or proof uses this declaration.