Identity (mathematics): Difference between revisions
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imported>Richard Pinch (typo) |
imported>Richard Pinch (see also: Identity) |
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* 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. | ||
==See also== | |||
* [[Identity]] | |||
Revision as of 14:54, 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.