F.1 General

This annex documents the history of technical modifications made to ISO/TS 10303-1511.

F.2 Changes made in edition 2

F.2.1 Summary of changes

This second edition of this part of ISO 10303 incorporates the modifications to the first edition listed below.

The inter-schema references in the ARM and the MIM have been changed in this module in order to import appropriate geometric and topological constructs.

This module now references the B_spline_geometry module and the Basic_geometric_topology module; these references replace ARM abd MIM references to the Elemental_geometric_shape module.

Corresponding changes have been made to the EXPRESS-G diagrams.

F.2.2 Changes made to the ARM

The following ARM EXPRESS declarations and interface specifications have been modified:

• ENTITY Advanced_face.

In addition, modifications have been made to the mapping specification, the MIM schema and the EXPRESS-G diagrams to reflect and be consistent with the modifications of the ARM.

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