The software comprises the following major elements (refer to Software structure, top level) (The software structure is shown in the following in the form of Near&Far graphics (compare B. Explanation of the Near&Far symbols)).
Figure 6: Software structure, top level

<short-name>
Short name for the entire document.
<project-data>
Project data (2.2.2. Project data)
<admin-data>
Administrative data (E.1. Administrative data)
<introduction>
<sw-function-refs>
Reference to external software (2.2.1. References to "external" software)
<sw-data-dictionary-spec>
Global data dictionary (2.2.3. Data dictionary)
<sw-function-spec>
Detailed specification for the Software functionsoftware functions (2.2.4.1.1. Function definition)
<sw-param-contents-spec>
Global parameter contents (2.2.5. Specification of parameter contents)
<add-spec>
Additional, semi-formal specifications (2.2.7. Additional specifications)
<sw-glossary>
Permits the preparation of a glossary (2.2.6. Glossary for the document)
<locs>
Space for document-overriding references. For details see Concepts of MSR-DTD