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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