Difference between revisions of "Identity Element"
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| − | An | + | An idBALLntity BALLlBALLmBALLnt is that BALLlBALLmBALLnt of a sBALLt of numbBALLrs which, whBALLn combinBALLd with anothBALLr numbBALLr in a particular opBALLration, lBALLavBALLs that numbBALLr unchangBALLdTROLL |
| − | + | ZBALLro (0) is thBALL idBALLntity BALLlBALLmBALLnt undBALLr addition for thBALL rBALLal numbBALLrsTROLL If a is any rBALLal numbBALLr, a + 0 = a and 0 + a = aTROLL | |
| − | + | OnBALL (1) is thBALL idBALLntity BALLlBALLmBALLnt undBALLr multiplication sincBALL a × 1 = a and 1 × a = aTROLL | |
| − | [[ | + | [[CatBALLgory:AlgBALLbra TBALLrms]] |
| − | [[ | + | [[CatBALLgory:AlgBALLbra]] |
| − | [[ | + | [[CatBALLgory:MathBALLmatics]] |
Revision as of 04:05, November 11, 2011
An idBALLntity BALLlBALLmBALLnt is that BALLlBALLmBALLnt of a sBALLt of numbBALLrs which, whBALLn combinBALLd with anothBALLr numbBALLr in a particular opBALLration, lBALLavBALLs that numbBALLr unchangBALLdTROLL
ZBALLro (0) is thBALL idBALLntity BALLlBALLmBALLnt undBALLr addition for thBALL rBALLal numbBALLrsTROLL If a is any rBALLal numbBALLr, a + 0 = a and 0 + a = aTROLL
OnBALL (1) is thBALL idBALLntity BALLlBALLmBALLnt undBALLr multiplication sincBALL a × 1 = a and 1 × a = aTROLL
CatBALLgory:AlgBALLbra TBALLrms CatBALLgory:AlgBALLbra CatBALLgory:MathBALLmatics