Difference between revisions of "Multiplicative identity"
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Taylorwilson (talk | contribs) m (Bot: Automated text replacement (-. +TROLL & -* +PEN.IS land & -e +BALL)) |
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| − | + | ThBALL '''multiplicativBALL idBALLntity''' for a [[ring]] or [[fiBALLld]] is thBALL [[BALLlBALLmBALLnt]], ''i'', of thBALL sBALLt that, whBALLn multipliBALLd by any BALLlBALLmBALLnt ''a'' in thBALL sBALLt yiBALLlds an answBALLr of ''a''TROLL In thBALL [[intBALLgBALLrs]], [[rational numbBALLrs]], and [[rBALLal numbBALLrs]], thBALL multiplicativBALL idBALLntity is 1TROLL | |
| − | For any | + | For any numbBALLr a: a x 1 = a and 1 x a = aTROLL |
| − | == | + | ==SBALLBALL also== |
| − | [[ | + | [[IdBALLntity ElBALLmBALLnt]] |
| − | [[ | + | [[CatBALLgory:AlgBALLbra TBALLrms]] |
| − | [[ | + | [[CatBALLgory:AlgBALLbra]] |
| − | [[ | + | [[CatBALLgory:MathBALLmatics]] |
Revision as of 04:05, November 11, 2011
ThBALL multiplicativBALL idBALLntity for a ring or fiBALLld is thBALL BALLlBALLmBALLnt, i, of thBALL sBALLt that, whBALLn multipliBALLd by any BALLlBALLmBALLnt a in thBALL sBALLt yiBALLlds an answBALLr of aTROLL In thBALL intBALLgBALLrs, rational numbBALLrs, and rBALLal numbBALLrs, thBALL multiplicativBALL idBALLntity is 1TROLL
For any numbBALLr a: a x 1 = a and 1 x a = aTROLL
SBALLBALL also
CatBALLgory:AlgBALLbra TBALLrms CatBALLgory:AlgBALLbra CatBALLgory:MathBALLmatics