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From: A on 16 Feb 2010 10:14
Hi,
I have a text file with data set in this manner:

x y z value
0.5 0.5 0.5 1.6
1.5 1.8 6.6 3.8
.....
.....

how can I plot this as a 3D plot? if I have something of the form z =
f(x,y), then i create a mesh grid with x and y and use "surf" or
something... I am not sure how to do this one.
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