(Complex Numbers)
(Some Operations)
Line 5: Line 5:
 
== Some Operations ==
 
== Some Operations ==
 
* <math>i^2 = -1</math>
 
* <math>i^2 = -1</math>
 +
* <math>|a+bi| = sqrt(a^2+b^2)</math>

Revision as of 09:16, 1 September 2008

Definition

  • the complex numbers are combinations of both real parts and imaginary parts, denoted i.
  • These can be written a+bi, where a and b are real numbers.

Some Operations

  • $ i^2 = -1 $
  • $ |a+bi| = sqrt(a^2+b^2) $

Alumni Liaison

Basic linear algebra uncovers and clarifies very important geometry and algebra.

Dr. Paul Garrett