Centralizer-dense subgroup: Difference between revisions

From Groupprops
No edit summary
No edit summary
 
(One intermediate revision by the same user not shown)
Line 1: Line 1:
{{wikilocal}}
{{wikilocal}}
{{subgroup property}}
{{subgroup property}}
{nottobeconfusedwith|conjugate-dense subgroup}}
{{nottobeconfusedwith|conjugate-dense subgroup}}
==Definition==
==Definition==



Latest revision as of 17:49, 19 January 2013

BEWARE! This term is nonstandard and is being used locally within the wiki. [SHOW MORE]

This article defines a subgroup property: a property that can be evaluated to true/false given a group and a subgroup thereof, invariant under subgroup equivalence. View a complete list of subgroup properties[SHOW MORE]

WARNING: POTENTIAL TERMINOLOGICAL CONFUSION: Please don't confuse this with conjugate-dense subgroup

Definition

A subgroup of a group is termed centralizer-dense or c-dense if it satisfies the following equivalent conditions:

  • Its centralizer in the whole group equals the center of the group.
  • Its bicentralizer in the whole group equals the whole group.

Relation with other properties

Stronger properties