Compatibility: NURBS related commands and functionalities introduced in ARCHICAD 20. The primitives of 3D data structure of NURBS bodies are: NURBSCURVE2D NURBSCURVE3D NURBSSURFACE NURBSVERT NURBSEDGE NURBSTRIM NURBSTRIMSINGULAR NURBSFACE NURBSLUMP NURBSBODY Solid NURBS bodies are represented by the boundary NURBS faces of the solid region(s), laminar surface NURBS bodies are represented…