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MathGroup Archive 1995

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Re: How to apply EdgeForm to ParametricPlot3D? (correction)

  • To: mathgroup at christensen.cybernetics.net
  • Subject: [mg1762] Re: How to apply EdgeForm to ParametricPlot3D? (correction)
  • From: Anthony Rebello <arebello at knox.edu>
  • Date: Wed, 26 Jul 1995 00:51:13 -0400

On Tue, 18 Jul 1995, I wrote
> 
> 	This is certainly a good form to use when dealing with graphics 
> objects in general but ParametricPlot3D had a built in shortcut.  If we 
> wanted to apply Hue[0] to the polygon lines we could enter
> 
> ParametricPlot3D[{Sin[u], Cos[u] Sin[t], Cos[t], Hue[0]},
> 		{u, -Pi,0}, {t, 0 Pi}]
> 
> Thus the forth element of the function list can be used to input 
> graphics directives.  You can give lists of directives with any 
> neccessary list structure in version 2.2 but versions 2.1 and earlier 
> only allow one directive.
> 
> 
	If anybody tried this code and didn't get anything that I claimed it 
would do, I apologise.  The correct code is

ParametricPlot3D[{Sin[u], Cos[u] Sin[t], Cos[t], EdgeForm[Hue[0]]},
                {u, -Pi,0}, {t, 0, Pi}]

NUMBERS-ARE-THE-ROOT-OF-ALL-EVIL..NUMBERS_A
.                                         R              
L                                         E               
I             Anthony Rebello             |       
V              Knox  College              T                           
E             Math Department             H                 
|                                         E              
L                                         |      
LA-FO-TOOR-EHT-ERA-SREBMUN.LIVE-LLA-FO-TOOR



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