# Complex Numbers in Rectangular and Polar Form

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Every complex number written in rectangular form has a unique polar form ) up to an integer multiple of in its argument. The principal value of the argument is normally taken to be in the interval . However, this creates a discontinuity as moves across the negative real axis.

Contributed by: Ken Levasseur (UMass Lowell) (March 2011)

Open content licensed under CC BY-NC-SA

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"Complex Numbers in Rectangular and Polar Form"

http://demonstrations.wolfram.com/ComplexNumbersInRectangularAndPolarForm/

Wolfram Demonstrations Project

Published: March 7 2011