New in Wolfram Mathematica 6: High-Impact Adaptive Visualization  previous | next 
Handle Arbitrary Unstructured Data
Mathematica 6 can generate surfaces from irregularly spaced data points.
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Click for copyable input
ListPlot3D[

 Table[With[{x = RandomReal[{-1.5, 1.5}], 

    y = RandomReal[{-1.5, 1.5}]}, {x, 

    y, \[ExponentialE]^-(x^2 + y^2)}], {1000}], Mesh -> All, 

 ColorFunction -> "SolarColors"]
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