PARAMETERISED OBJECT WITH UNIT LENGTH
Definition
A <PARAMETERISED OBJECT WITH UNIT LENGTH> is a <PARAMETERISED SET> if and only if it is one of the following: <CANONICALLY PARAMETERISED LINE>; <CANONICALLY PARAMETERISED PLANE>; <CANONICALLY PARAMETERISED CYLINDRICAL SURFACE>; <CANONICALLY PARAMETERISED CONICAL SURFACE>; <CANONICALLY PARAMETERISED SURFACE OF LINEAR EXTRUSION>; <CANONICALLY PARAMETERISED THICKENED FACE SOLID>