Difference between revisions of "Complex number"
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* Division | * Division |
Revision as of 12:40, 22 June 2006
The set of complex numbers is denoted by . The complement of this set is
, the real numbers. All complex numbers can be divided into two parts, the real part, denoted by
or simply
, and the imaginary part, denoted by
or simply
.
The letters and
are usually used to denote complex numbers.
Contents
Operations
- Addition
- Subtraction
- Multiplication
- Division
- Absolute value/Modulus/Magnitude (denoted by
). This is the distance from the origin to the complex number when graphed.
Simple Example
If and
,
,
,