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Re: Trigonometric form of complex numbers

• To: mathgroup at smc.vnet.net
• Subject: [mg64177] Re: [mg64158] Trigonometric form of complex numbers
• From: Andrzej Kozlowski <akoz at mimuw.edu.pl>
• Date: Sat, 4 Feb 2006 04:13:30 -0500 (EST)
• References: <200602030009.TAA10215@smc.vnet.net>
• Sender: owner-wri-mathgroup at wolfram.com

On 3 Feb 2006, at 00:09, ivan.svaljek at gmail.com wrote:

> Is there a way to force mathematica to output complex numbers in
> trigonometric form (I guess you call it Phasor).
> Can it return all 3 roots of a complex number in such a form ?
>
> Thanks.

Phasor? Do you mean:


PolarForm[u_] := Module[{z}, Factor[ComplexExpand[z, z,
     TargetFunctions -> {Arg, Abs}] /. {Cos[v_] :> Cos[
             TraditionalForm[v]], Sin[v_] :> Sin[TraditionalForm 
[v]]} /. z -> u]]


ls = x /. Solve[x^3 == I, x];


PolarForm /@ ls

Andrzej Kozlowski

• References:
  • Trigonometric form of complex numbers
    • From: ivan.svaljek@gmail.com