1. ISBN 0-321-19362-8 Chapter 5 Names, Bindings, Type Checking, and Scopes

2. Copyright © 2004 Pearson Addison-Wesley. All rights reserved.5-2 Figure 5.1 The structure of a program

3. Copyright © 2004 Pearson Addison-Wesley. All rights reserved.5-3 Figure 5.2 The tree structure of the program in Figure 5.1

4. Copyright © 2004 Pearson Addison-Wesley. All rights reserved.5-4 Figure 5.3 The potential call graph of the program in Figure 5.1

5. Copyright © 2004 Pearson Addison-Wesley. All rights reserved.5-5 Figure 5.4 The graph of the desirable calls in the program in Figure 5.1