Integrated generic resource: Representation structures ISO 10303-43:2021(E)
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Cover page
Table of contents
Copyright
Foreword
Introduction
1 Scope
2 Normative references
3 Terms, definitions and abbreviated terms
    3.1 Terms and definitions
    3.2 Abbreviated terms

4 Representation
   4.1 General
   4.2 Fundamental concepts and assumptions
   4.3 Representation type definitions
   4.4 Representation entity definitions
   4.5 Representation function definitions

A Short names of entities
B Information object registration
C Computer interpretable listings
D EXPRESS-G diagrams
E Change history
Bibliography
Index

Annex E
(informative)

Change history

E.1 General

This annex documents the history of technical modifications made to ISO/TS 10303-43.

Unless otherwise specified all modifications are upwardly compatible to the previous edition. Modifications to EXPRESS specifications are upwardly compatible if:

E.2 Changes made in edition 2

E.2.1 Summary of changes

The second edition of this document incorporated the modifications to the first edition listed below.

E.2.2 Changes made to schema representation_schema

The following EXPRESS declarations and interface specifications have been added:

The following EXPRESS declarations and interface specifications have been modified:

E.3 Changes made in edition 3

E.3.1 Summary of changes

The third edition of this document incorporated the modifications to the second edition listed below.

E.3.2 Changes made to schema representation_schema

The following EXPRESS declarations and interface specifications have been added:

The following EXPRESS declarations and interface specifications have been modified:

E.4 Changes made in edition 4

E.4.1 Summary of changes

The fourth edition of this document incorporated the modifications to the third edition listed below.

E.4.2 Changes made to schema representation_schema

The following EXPRESS declarations and interface specifications have been added:

The following EXPRESS declarations and interface specifications have been modified:

E.5 Changes made in edition 5

E.5.1 Summary of changes

This fifth edition of this document incorporates the modifications to the fourth edition listed below.

E.5.2 Changes made to schema representation_schema

The Fundamental concepts and assumptions sub clause was updated to more clearly indicate the design intent and limitations of the model. This includes sub clauses: The descriptions of the following ENTITIES were updated to more clearly indicate the design intent and limitations of those ENTITIES:

The following EXPRESS declarations and interface specifications have been modified:

The following EXPRESS declarations and interface specifications have been removed:



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