> Or in this case studying...
> 
> PoV-Ray: Making Math look good.
> 
> I decided to use PoV as a graphing calculator while puzzling over a Trig
> lab assignment involving
> the uses of Trigonometry in the Global Positioning System.
> 
> A preliminary step calls for a comparison of two periodic functions:
> f(x) = sin(3x)  // pretty basic.
> h(x) = sin(3x + pi/2) // Phase shift.
> 
> mostly I was fiddling around.
> 
> comments?
> 
> 
> ------------------------------------------------------------------------
> 
I think you should use an orthogonal view to avoid perspective problems 
(better text reading, no image distortion with distance and angle

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