Geometry representation (``GEM``)
=================================

The ability to represent built elements and spaces using various geometry types, including parametric, mesh, and voxel-based representations.

.. toctree::

   :titlesonly:

   GEM001_Closed-shell-edge-usage
   GEM002_Space-representation
   GEM003_Unique-representation-identifier
   GEM004_Constraints-on-representation-identifiers
   GEM005_Building-shape-representation
   GEM011_Curve-segments-consistency
   GEM051_Presence-of-geometric-context
   GEM052_Correct-geometric-subcontexts
   GEM111_No-duplicated-points-within-a-polyloop-or-polyline
   GEM112_No-duplicated-points-within-an-indexed-poly-curve
   GEM113_Indexed-poly-curve-arcs-must-not-be-defined-using-colinear-points