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Re: Polar Plot

  • To: mathgroup at smc.vnet.net
  • Subject: [mg82719] Re: [mg82709] Polar Plot
  • From: Andrzej Kozlowski <akoz at mimuw.edu.pl>
  • Date: Tue, 30 Oct 2007 03:17:52 -0500 (EST)
  • References: <200710291036.FAA06379@smc.vnet.net>

On 29 Oct 2007, at 19:36, Miguel wrote:

> How can I to plot a polar expresion in implicit form. For example,
> r^2==3+2*r*Cos[teta]
>
>


In this case:

PolarPlot[Evaluate[r /. Solve[r^2 == 3 + 2*r*Cos[teta], r]], {teta,  
0, 2 Pi}]

If the equation cannot be solved explicitely a more subtle approach  
(e.g. using Interpolation) may be needed.

Andrzej Kozlowski


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