Difference between revisions of "Centre (mathematics)"

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* In an algebraic structure, elements that commute with every element of the structure
 
* In an algebraic structure, elements that commute with every element of the structure
 
** The [[centre of a group]], elements that commute with every group element
 
** The [[centre of a group]], elements that commute with every group element
 +
** The [[centre of a ring]], elements that commute with every ring element
 
* The centre of a [[Circle (mathematics)|circle]]
 
* The centre of a [[Circle (mathematics)|circle]]
 
* The centre of mass, centroid or [[barycentre]] of a geometrical figure
 
* The centre of mass, centroid or [[barycentre]] of a geometrical figure

Revision as of 14:03, 22 December 2008

In mathematics, centre may refer to: