Equation

Returns the equation of a geometrical object.

equation(Line \| Circumference \| Conic \| Plane)
equation(Line \| Circumference \| Conic \| Plane, List)

Description

Given any object of the above, returns its equation with the usual variables $x$ , $y$ (and $z$ ).

Given any object of the above and a list, returns its equation with the usual variables $x$ , $y$ (and $z$ ) replaced by the values in the list.