MathGroup Archive 1999

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Re: ParametricPlot3D Edges

  • To: mathgroup at
  • Subject: [mg20621] Re: [mg20604] ParametricPlot3D Edges
  • From: "David Park" <djmp at>
  • Date: Thu, 4 Nov 1999 02:13:34 -0500
  • Sender: owner-wri-mathgroup at

You can add a fourth parameter to the parametrization of the surface which can
specify a graphics directive, or a list of graphics directives. In this case
EdgeForm[] specifies elimination of the edges.

ParametricPlot3D[{Cos[t], Sin[t], z, EdgeForm[]}, {t, 0, 2 Pi}, {z, 0, 1}]

David Park
djmp at

>How do I remove the polygon edge lines from ParametricPlot3D ?
>I want to do
>ParametricPlot3D[{Cos[t], Sin[t], z}, {t, 0, 2 Pi}, {z, 0, 1}]
>without the black edges on the polygons. I think I need to do something with
>Graphics3D, but I can't figure how to get the output of ParametricPlot3D to the
> correct form.

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