1 Introduction -- 1.1 Introduction -- 1.2 The Aim of this Book -- 1.3 The Organisation of this Book -- 2 Object-Oriented Programming -- 2.1 Introduction -- 2.2 Encapsulation and Abstraction -- 2.3 Classes and Inheritance -- 2.4 Abstract and Concrete Classes -- 2.5 Methods and Overloading -- 2.6 Static and Dynamic Binding -- 2.7 Building Object-Oriented Programs -- 3 An Example Dylan Program -- 3.1 Introduction -- 3.2 Specification -- 3.3 Amounts and Time -- 3.4 Quantities -- 3.5 Foodstuffs -- 3.6 The Database Structure -- 3.7 The Shopping Database -- 3.8 The Shopping List -- 3.9 Main -- 4 Basic Types -- 4.1 Introduction -- 4.2 Booleans -- 4.3 Characters -- 4.4 Strings -- 4.5 Symbols -- 4.6 Numbers -- 4.7 Vectors -- 4.8 Lists -- 4.9 Comparison Operations -- 5 Expressions and Assignment -- 5.1 Introduction -- 5.2 Types and Variables -- 5.3 Assignment Expressions -- 5.4 Conditional Expressions -- 5.5 Iteration -- 5.6 Local Bindings -- 5.7 Multiple Values -- 5.8 Blocks and Exits -- 6 Methods and Generic Functions -- 6.1 Introduction -- 6.2 The Reason for Using Methods -- 6.3 Named Methods -- 6.4 Bare Methods -- 6.5 Local Methods -- 6.6 Higher-Order Methods -- 6.7 Generic Functions -- 6.8 Operations on Functions -- 7 Classes, Instances and Inheritance -- 7.1 Introduction -- 7.2 A Simple Example -- 7.3 Class Definitions -- 7.4 Instance Creation -- 7.5 Inheritance -- 7.6 Classes and Types -- 7.7 Introspecting on Classes and Functions -- 7.8 Control of Dynamism -- 8 Conditions and Errors -- 8.1 Introduction -- 8.2 The Dylan Exception Facility -- 8.3 Specification -- 9 Modules and Libraries -- 9.1 Introduction -- 9.2 Modules -- 9.3 Libraries -- A Example Program Listing -- A.l Introduction -- A.2 Money -- A.3 Time -- A.4 Physical Quantities -- A.5 Foodstuffs -- A.6 Food-table and The Database -- A.7 Shopping -- A.8 Shopping Lists -- A.9 The Main Method.