An Interactive Introduction to Complex Numbers

Basic Calculations

Enter the complex numbers z1 and z2 in either cartesian form or exponential form. You can also use "sqrt(2)", "sqrt(3)" etc. and fractions like "3/4". Use "pi" for π, "2*pi" for 2π etc.. When entering φ in degree, add "°".

a1 b1
r1 φ1
a2 b2
r2 φ2

Made by Dr. Jens Siebel with GeoGebra.

Last update: 08/15/2010