Mathlib Map

Structures · Topology

CompletelyNormalSpace

A topological space X is a completely normal space provided that for any two sets s, t such that if both closure s is disjoint with t, and s is disjoint with closure t, then there exist disjoint neighbourhoods of s and t.

Defined in
Mathlib.Topology.Separation.Regular
Shape
One type argument · adds completely_normal

Extends0

Extends nothing: this is a root of the hierarchy.

Extended by1

Concrete types that are instances4

  • DomMulAct
  • DomAddAct
  • Subtype
  • ULift

How is a type an instance?

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Assumed by8

Ancestors0

No ancestors.