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Re: ListContourPlot3D - only working with arrays?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg107961] Re: [mg107947] ListContourPlot3D - only working with arrays?
  • From: "David Park" <djmpark at comcast.net>
  • Date: Thu, 4 Mar 2010 05:26:11 -0500 (EST)
  • References: <2745175.1267615272522.JavaMail.root@n11>

It appears not to work and it is the kind of thing that WRI should either
fix, or remove it as a form of ListContourPlot3D because users can waste a
lot of time on it.


David Park
djmpark at comcast.net
http://home.comcast.net/~djmpark/  


From: pernille [mailto:pernille.yde at gmail.com] 

Hi

I have data in the form {{x1,y1,z1,f1},{x2,y2,z2,f2},...} and want to make a
3D contourplot.

But why does this not work ?? :

ListContourPlot3D[{{1, 1, 1, 3}, {1, 1, 2, 4}, {1, 1, 3, 5}, {1, 2, 1,
    4}, {1, 2, 2, 5}, {1, 2, 3, 6}, {1, 3, 1, 5}, {1, 3, 2, 6}, {1, 3,
    3, 7}, {2, 1, 1, 4}, {2, 1, 2, 5}, {2, 1, 3, 6}, {2, 2, 1, 5}, {2,
    2, 2, 6}, {2, 2, 3, 7}, {2, 3, 1, 6}, {2, 3, 2, 7}, {2, 3, 3, 
   8}, {3, 1, 1, 5}, {3, 1, 2, 6}, {3, 1, 3, 7}, {3, 2, 1, 6}, {3, 2, 
   2, 7}, {3, 2, 3, 8}, {3, 3, 1, 7}, {3, 3, 2, 8}, {3, 3, 3, 9}}, 
 Contours -> {2, 4, 6, 8}]



when this does ?? :

ListContourPlot3D[
 Table[x + y + z, {x, 1, 3, 1}, {y, 1, 3, 1}, {z, 1, 3, 1}], 
 Contours -> {2, 4, 6, 8}]

It should be the same plot - only in the first case you get to define x,y
and z coordinates yourself?

I'm very thankful for any help!




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