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Theorems · Theorem · general topology

nhdsSet_diagonal_eq_uniformity

∀ {α : Type ua} [inst : UniformSpace α] [CompactSpace α], nhdsSet (Set.diagonal α) = uniformity α

On a compact uniform space, the topology determines the uniform structure, entourages are exactly the neighborhoods of the diagonal.

Defined in
Mathlib.Topology.UniformSpace.Compact
Cited by
2 results in Mathlib
Foundations
Depth 83 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
UniformSpaceCompactSpace

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