Identity (mathematics): Difference between revisions
Jump to navigation
Jump to search
imported>Richard Pinch (Added identity function) |
imported>Caesar Schinas m (Bot: Move Template:disambig to top) |
||
| Line 1: | Line 1: | ||
{{disambig}} | |||
In [[mathematics]], '''identity''' may refer to: | In [[mathematics]], '''identity''' may refer to: | ||
| Line 9: | Line 10: | ||
==See also== | ==See also== | ||
* [[Identity]] | * [[Identity]] | ||
Latest revision as of 11:52, 31 May 2009
This disambiguation page lists articles associated with the same or a similar title.
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 matrix, the neutral element for matrix multiplication.
- Identity function on a set to itself which maps each element to itself.
- 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.