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MathGroup Archive 1998

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Re: ParametricPlot

  • To: mathgroup at smc.vnet.net
  • Subject: [mg14535] Re: ParametricPlot
  • From: "Stephen P Luttrell" <luttrell at signal.dra.hmg.gb>
  • Date: Thu, 29 Oct 1998 04:33:30 -0500
  • Organization: Defence Evaluation and Research Agency
  • References: <70rkm0$4u5$8@dragonfly.wolfram.com>
  • Sender: owner-wri-mathgroup at wolfram.com

>I have the following defintion in Mathematica notebook (version 3.01 for
>Mac):
>
>eight[t_]:={Sin[t],Sin[t] Cos[t]}
>
>Trying to plot this by executing
>
>ParametricPlot[eight[t],{t,0,2 Pi}];
>
>produces the right graphic but also an warning:
>
>ParametricPlot::"ppcom": "Function eight[t] cannot be compiled; plotting
>will proceed with the uncompiled function."
>
>What is wrong ?


I think this is what you want:

ParametricPlot[eight[t]//Evaluate,{t,0,2 Pi}

=================================================== 
Stephen P Luttrell
Signal Processing and Imagery Department DERA Malvern, St.Andrew's Road
Malvern, United Kingdom, WR14 3PS

+44 (0)1684 894046 (tel)
+44 (0)1684 894384 (fax)
luttrell at signal.dera.gov.uk




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