Identity (mathematics): Difference between revisions

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In [[mathematics]] may refer to:
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.
* [[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]].
* 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.
* Any equality between variables which is universally true, as opposed to an equation to be solved.

Revision as of 14:53, 7 November 2008

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.