ISO 10303-521:2011
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Industrial automation systems and integration -- Product data representation and exchange -- Part 521: Application interpreted construct: Manifold subsurface

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ISO 10303-521:2011 specifies the integrated resource constructs for Manifold subsurface.

The following are within the scope of ISO 10303-521:2011:

  • 3D geometry;
  • advanced faces;
  • connected face sub sets;
  • mappings and geometric transformations;
  • open shells;
  • relationships between domains of topological objects;
  • subedges;
  • subfaces;
  • unbounded geometry with associated topological boundaries;
  • use of topology to bound geometric entities.


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