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Re: Parametric Plot

  • To: mathgroup at
  • Subject: [mg47774] Re: Parametric Plot
  • From: "Bo Le" <bole79 at>
  • Date: Mon, 26 Apr 2004 02:41:29 -0400 (EDT)
  • References: <c6g0ff$4on$>
  • Sender: owner-wri-mathgroup at


First, what you wish to draw is not a curve but a disk (? - then it should be { {x,y};
|x|<=1, |y|<=1 }).
Try the Disk.

If you would like to draw a curve anyway, try Plot[{-Sqrt[1-x^2],Sqrt[1-x^2]},{x,-1,1}],
or investigate the ImplicitPlot, the InequalityPlot, the PolarPlot.


Borut, Slovenia

"Ronny Mandal" <ronnyma at> wrote in message
news:c6g0ff$4on$1 at
> Hi.
> I'm trying to print the curve x=sin(t), y=cos(t) ,x+y=1 on Mathematica 5, student
> version. Ican come up with :
> ParametricPlot[{Sin[t], Cos[t]}, {t, 0, 2*[Pi]}] and this yields what
> I want. Any suggestions on how I can draw the same curve
> non-parametric?  E.g {(x,y) | 0 => x,y =>1}? Like all points in 2D
> space that satisfies this equation?
> Thanks!
> -Ronny Mandal

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