F.1 General

This annex documents the history of technical modifications made to ISO/TS 10303-1509.

F.2 Changes made in edition 2

F.2.1 Summary of changes

The second edition of this part of ISO 10303 incorporated the modifications to the first edition listed below.

F.2.2 Changes made to the ARM

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

• USE_FROM Topologically_bounded_surface_arm.

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

• USE_FROM Elemental_geometric_shape_arm.

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.

F.3 Changes made in edition 3

F.3.1 Summary of changes

The third edition of this part of ISO 10303 incorporated the modifications to the second edition listed below.

F.3.2 Changes made to the ARM

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

• TYPE manifold_surface_shape_representation_item.

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

• ENTITY Manifold_surface_shape_representation;
• ENTITY Shell_based_surface_model.

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.

F.4 Changes made in edition 4

F.4.1 Summary of changes

The fourth edition of this part of ISO 10303 incorporated the modifications to the third edition listed below.

F.4.2 Changes made to the ARM

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

• ENTITY open_shell.

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

• ENTITY Shell_based_surface_model.

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.

F.5 Changes made in edition 5

F.5.1 Summary of changes

This fifth edition of this part of ISO 10303 incorporates the modifications to the fourth edition listed below.

F.5.2 Changes made to the mapping

The following changes have been made to the ARM to MIM mapping:

• Manifold_surface_shape_representation mapping updated

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