| Line 2: | Line 2: | ||
A complex number can be defined as <math>j = \sqrt(-1)</math> | A complex number can be defined as <math>j = \sqrt(-1)</math> | ||
| − | <math> | + | <math>j^1 = j</math> |
<math>j^2 = -1</math> | <math>j^2 = -1</math> | ||
Revision as of 16:16, 4 September 2008
Definition of Complex Number
A complex number can be defined as $ j = \sqrt(-1) $
$ j^1 = j $
$ j^2 = -1 $
$ j^3 = -j $
$ j^4 = 1 $
Multiplication
$ (a+bj)+(c+dj) = (a + c) + (c + d)j $
division
$ (a+bj)/(c+dj) = $
