SR 4173 : ISSUE 3

1. Introduction
1.1 Conventions
1.2 Changes appearing in Issue 3
1.2.1 Major changes
1.2.2 Minor changes
2. Functional set approach overview
2.1 Understanding the functional set approach
2.2 Functional set approach hierarchical model
2.2.1 Requirements (R)
2.2.2 Requirements set (RS)
2.2.3 Functional subset (FSS)
2.2.4 Functional set (FS)
2.2.5 Category set (CS)
2.2.6 Associated functional subsets
3. Functional set descriptions
4. Functional set catalog
5. Requirements sets definitions
6. Associated functional subsets
6.1 Criteria for identifying associations in CS-1
6.2 Criteria for identifying associations in CS-2 and CS-3
6.3 Associated FSSs with category sets 1,2 and 3
7. Service example