Difference between revisions of "Locally compact"

From Conservapedia
Jump to navigation Jump to search
m (Reverted edits by K (Talk); changed back to last version by DrSandstone)
m
Line 1: Line 1:
{{stub}}
 
 
 
A [[topological space]] X is '''locally compact''' if every point in X has a neighbourhood that is contained in a compact subspace of X.
 
A [[topological space]] X is '''locally compact''' if every point in X has a neighbourhood that is contained in a compact subspace of X.
  
 
'''Important Theorem''': Every locally compact [[Hausdorff space]] has a [[one-point compactification]].
 
'''Important Theorem''': Every locally compact [[Hausdorff space]] has a [[one-point compactification]].
 
[[category: Topology]]
 
[[category: Topology]]

Revision as of 22:06, December 14, 2009

A topological space X is locally compact if every point in X has a neighbourhood that is contained in a compact subspace of X.

Important Theorem: Every locally compact Hausdorff space has a one-point compactification.