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Center (group theory) (view source)
Revision as of 22:48, December 14, 2009
, 22:48, December 14, 2009no edit summary
The '''center''' of a [[Group (mathematics)|group]] G is the set of all elements which [[Commutativity|commute]] with every element of the group. That is, the center of G is <math>\{a \in G : ab=ba\ \forall b \in G\}</math>.
The '''center''' of a [[Group (mathematics)|group]] G is the set of all elements which [[Commutativity|commute]] with every element of the group. That is, the center of G is <math>\{a \in G : ab=ba\ \forall b \in G\}</math>.