New in Wolfram Mathematica 6: High-Impact Adaptive Visualization  previous | next 
Adaptive Sampling of Surfaces
Mathematica automatically samples more points when needed to create a smooth function visualization.
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ParametricPlot3D[{Sin[u], Sin[v], Sin[u + v]}, {u, 0, 2 \[Pi]}, {v, 0,

   2 \[Pi]}, Mesh -> All]
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