Urysohn space
topological space in which distinct points have disjoint closed neighbourhoods
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Urysohn space
Summary
Urysohn space is a mathematical concept[1]. It has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[2]
Key Facts
- Urysohn space's instance of is recorded as mathematical concept[3].
- Pavel Urysohn is named after Urysohn space[4].
- Urysohn space's subclass of is recorded as Hausdorff space[5].
- Urysohn space's defining formula is recorded as \forall x,y\in X\ \exists\,U_x,U_y\in{\mathcal T}:\;x\in U_x\and y\in U_y\and\overline U_x\cap\overline U_y=\emptyset[6].
- Urysohn space's Google Knowledge Graph ID is recorded as /g/121gpgcm[7].
- Urysohn space's maintained by WikiProject is recorded as WikiProject Mathematics[8].
- Urysohn space's ProofWiki ID is recorded as Definition:Completely_Hausdorff_Space[9].
Why It Matters
Urysohn space has Wikipedia articles in 7 language editions, a strong signal of global cultural recognition.[2] It is known by 9 alternative names across languages and contexts.[10]