in space</span>, same as <span style="color: rgb(51, 102, 255);">contour</span>f(c) and <span style="color: rgb(51, 102, 255);">waterfall</span>(c)</pre>
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<div style="text-align: center;"><a href="images/iData_plot_3d_surf.png"><img alt="iData_plot_3d_surf: plot(d)" title="iData_plot_3d_surf: plot(d)" src="images/iData_plot_3d_surf.png" style="border: 0px solid ; width: 200px; height: 177px;" align="middle"></a>&nbsp;
<a href="images/iData_plot_3d_surf_half.png"><img alt="iData_plot_3d_surf_half: plot(c