Difference between revisions of "Imaginary number"
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| − | + | An '''imaginary number''' in mathematics is any number that contains the non-[[Real numbers|real]] [[square root]] of negative one, commonly referred to as ''i'': | |
: <math>i = \sqrt{-1}</math> | : <math>i = \sqrt{-1}</math> | ||
Revision as of 23:09, December 19, 2007
An imaginary number in mathematics is any number that contains the non-real square root of negative one, commonly referred to as i:
- <math>i = \sqrt{-1}</math>
The analysis of imaginary numbers forms the basis for the field of mathematics known as complex analysis.