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RE: How can I plot a file of <x, y, z> points?

  • To: mathgroup at smc.vnet.net
  • Subject: [mg17356] RE: [mg17323] How can I plot a file of <x, y, z> points?
  • From: "Jean-Marie THOMAS" <jmthomas at agat.net>
  • Date: Mon, 3 May 1999 01:45:57 -0400
  • Sender: owner-wri-mathgroup at wolfram.com

Have a look at :
[mg17329] RE: [mg17248] ListPlot3D again

-----Original Message-----
From: David Finton [mailto:finton at nova10.cs.wisc.edu]
To: mathgroup at smc.vnet.net
Subject: [mg17356] [mg17323] How can I plot a file of <x, y, z> points?


I'm trying to use Mathematica to make a 3D plot of some data.
The data comes in a file which has three numbers on each line,
each line representing the x, y, z coordinates of a point.

Unfortunately, the only Mathematica commands I've been able to find
want my data to be a *matrix of heights*. A coworker showed me
a very complex method of finding the smallest x value and
then adding the correct number of 0's to the left and right
in order to position each z_xy at the correct xy location in
a grid. But come on! There has to be an easier way. Can anyone
help this novice Mathematica user see the light?

Thanks in advance, 

David Finton







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