More is in the brew, solving for iso-curve.
Not doing as exemplified would complain NO real roots.
These two examples are simple lecture guide line, ToolBox.



Contour SOLVE Circular Code Ellipse.sm (54,55 KiB) descargado 1398 vez(es).
Contour SOLVE Circular Code Electron.sm (52,7 KiB) descargado 1454 vez(es).