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Re: EdgeForm in ParametricPlot3D

  • To: mathgroup at smc.vnet.net
  • Subject: [mg16197] Re: EdgeForm in ParametricPlot3D
  • From: Martin Kraus <mkraus at theorie3.physik.uni-erlangen.de>
  • Date: Fri, 5 Mar 1999 00:40:37 -0500
  • Organization: Regionales Rechenzentrum Erlangen, Germany
  • References: <7bg2ph$5o8@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

William B. Marks wrote:
> 
> How to make a sphere without meshlines? My way is inelegant:
> 
> sp = ParametricPlot3D[{Sin[t] Sin[p], Sin[t] Cos[p], Cos[t]},{t, 0, Pi},
> {p, 0, 2Pi}, PlotPoints->25];

The fourth component may hold graphics directives:

sp = ParametricPlot3D[{Sin[t] Sin[p], Sin[t] Cos[p], Cos[t],
EdgeForm[]},{t, 0, Pi},
{p, 0, 2Pi}, PlotPoints->25];

> Show @ Graphics3D[{EdgeForm[], Apply[List, sp]}];
> 
> It works but gives errors.
> 
> Any suggestions?

Obviously you do not know what this line does. :)
Here is the same solution without warnings:

Show[Graphics3D[{EdgeForm[], First[sp]}]];

Greetings 

Martin Kraus


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