See Section 26.12.7 for Cartesian equations of 2D objects.
The equation command finds equations for geometric objects.
The variables x, y and z must be unassigned. If they have assignments, they can be unassigned with purge(x,y,z).
| equation(line(point(0,1,0),point(1,2,3))) |
|
| equation(sphere(point(0,1,0),2)) |
|