Classes
 ClassDescription
 Eye Eye defines the observer, who looks from (x,y,z) in the direction of lookAt Vector, with theta representing the breadth of view angle
 Face 
 JoinedFace 
 Point 
 RegularFace 
 Scene 
 Solid 
 SpatialVector Vector defined by (i,j,k) rectangular reference fromTo(Point,Point) returns Vector push(Point,Vector) returns Point crossProduct(Vector,Vector,rightHanded flag) returns Vector add(Vector,Vector), subtract(Vector,Vector) and multiply(Vector,Vector) are transparent!
 Transformation 
 Vertex