Component of a space
From Encyclopedia of Mathematics
A connected subset C of a topological space X with the following property: If is a connected subset such that
, then
. The components of a space are disjoint. Every non-empty connected subset is contained in exactly one component. If C is a component of a space X and
, then
is a component of
. If
is a monotone continuous mapping onto, then
is a component of
if and only if
is a component of
.
References
[1] | K. Kuratowski, "Topology" , 2 , Acad. Press (1968) (Translated from French) |
How to Cite This Entry:
Component of a space. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Component_of_a_space&oldid=19326
Component of a space. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Component_of_a_space&oldid=19326
This article was adapted from an original article by B.A. Efimov (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article