11.1.1.2 Symbols in a Package

11.1.1.2.1 Internal and External Symbols

11.1.1.2.2 Package Inheritance

11.1.1.2.3 Accessibility of Symbols in a Package

11.1.1.2.4 Locating a Symbol in a Package

11.1.1.2.5 Prevention of Name Conflicts in Packages