In Progress
In 3D view, like attached file, I want a command to get "3d heart" surface of this equation:
(x² + 9 / 4 y² + z² - 1)³ - x² z³ - 9 / 80 y² z³=0
In attach file, I use ImplicitCurve's trace to get a suface, but it is not natural.
Files:
3Dheart.ggb
I like this idea 
In beta, not finished yet. You can try here (zoom in a bit)https://beta.geogebra.org/3...
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