Identity (mathematics)

From Citizendium
Revision as of 14:56, 7 November 2008 by imported>Richard Pinch (tag: disambig)
Jump to navigation Jump to search

In mathematics, identity may refer to:

  • Identity element, or neutral element, with respect to a binary operation, an element which leaves the other operand unchanged.
  • The identity relation (mathematics) is the relation expressing equality.
  • Any equality between variables which is universally true, as opposed to an equation to be solved.

See also

This disambiguation page lists articles associated with the same or a similar title.