Difference between revisions of "Multiplicative identity"
Jump to navigation
Jump to search
ArnoldFriend (talk | contribs) m |
(identity is 1) |
||
| Line 1: | Line 1: | ||
| − | The '''multiplicative identity''' for a [[ring]] or [[field]] is the [[element]], ''i'', of the set that, when multiplied by any element ''a'' in the set yields an answer of ''a''. In the [[integers]], [[rational numbers]], and [[real numbers]], the multiplicative identity is 1. | + | The '''multiplicative identity''' for a [[ring]] or [[field]] is the [[element]], ''i'', of the set that, when multiplied by any element ''a'' in the set yields an answer of ''a''. In the [[integers]], [[rational numbers]], and [[real numbers]], the multiplicative identity is 1. |
| − | |||
[[Category:Mathematics]] | [[Category:Mathematics]] | ||
Revision as of 05:56, September 27, 2008
The multiplicative identity for a ring or field is the element, i, of the set that, when multiplied by any element a in the set yields an answer of a. In the integers, rational numbers, and real numbers, the multiplicative identity is 1.