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MathGroup Archive 2000

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Re: ListPlot3D help

  • To: mathgroup at smc.vnet.net
  • Subject: [mg21522] Re: ListPlot3D help
  • From: Jens-Peer Kuska <kuska at informatik.uni-leipzig.de>
  • Date: Fri, 14 Jan 2000 02:43:38 -0500 (EST)
  • Organization: Universitaet Leipzig
  • References: <85esnh$pbu@smc.vnet.net>
  • Sender: owner-wri-mathgroup at wolfram.com

Hi,

if you have a equal spaced rectangular grid of data you can simpliy
remove the x,y pairs and use ListPlot3D[].
If you have a irregular grid you may have a look at
the standard package:

DiscreteMath`ComputationalGeometry`

and the TriangularSurfacePlot[] function.

Hope that helps
  Jens

Luca Bonci wrote:
> 
> Hello, I need to obtain a 3D plot by using a data file. I could not find
> 
> any other way that to use ListPlot3D but it seem that this accepts only
> heigths arrays, namely a
> rectangular array containing the heights of the surface. In this way I
> cannot obtain the right
> scales on the x a y axis becasue the x and y data are not considered!
> 
> Is there any way to plot a real three-dimensional set of data written as
> 
> a set of {x,y,z} points?
> 
> Thanks a lot
> 
> Luca


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