Ignore my f(x,y) suggestion: that gives a surface in 3d space. What you want is a line in 3d space. To get that, use the (x,y,z) = (H(p),S(p),V(p)) parameterization.

In reply to Re^2: A data selection problem(in3D). by pryrt
in thread A data selection problem(in3D). by BrowserUk

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