Ultraconnected space: Difference between revisions

From Topospaces
Line 1: Line 1:
==Definition==
==Definition==


A [[topological space]] is termed an '''ultraconnected space''' if it is a non-empty space and an two non-empty disjoint closed subsets have non-empty intersection.
A [[topological space]] is termed an '''ultraconnected space''' if it is a non-empty space and any two non-empty closed subsets have non-empty intersection.


==Relation with other properties==
==Relation with other properties==

Revision as of 00:37, 5 January 2017

Definition

A topological space is termed an ultraconnected space if it is a non-empty space and any two non-empty closed subsets have non-empty intersection.

Relation with other properties

Weaker properties

Property Meaning Proof of implication Proof of strictness (reverse implication failure) Intermediate notions
path-connected space ultraconnected implies path-connected |FULL LIST, MORE INFO
connected space |FULL LIST, MORE INFO
normal space ultraconnected implies normal |FULL LIST, MORE INFO
pseudocompact space |FULL LIST, MORE INFO
limit point-compact space |FULL LIST, MORE INFO

Opposite properties