Power set

From Citizendium, the Citizens' Compendium

Revision as of 17:44, 30 November 2008 by Richard Pinch (Talk | contribs)
(diff) ←Older revision | Current revision (diff) | Newer revision→ (diff)
Jump to: navigation, search


This article is a stub and thus not approved.
Main Article
Talk
Related Articles  [?]
Bibliography  [?]
External Links  [?]
 
http://en.citizendium.org/wiki?title=Power_set&printable=yes
This is a draft article, under development and not meant to be cited but you can help to improve it. These unapproved articles are subject to a disclaimer.

In set theory, the power set of a set X is the set of all subsets of X.

\mathcal{P}X = \{ A : A \subseteq X \} . \,

The power set is ordered by inclusion, making it a lattice.

Retrieved from "http://en.citizendium.org/wiki/Power_set"
Views
Personal tools