1 Example Racket Languages

      1.1 Racket Variants

      1.2 Changing the Surface Syntax

      1.3 Changing the Evaluation Model

    2 From Syntactic Abstraction to Language Construction

      2.1 Syntactic Abstraction

      2.2 Language Extension

      2.3 Language Construction

    3 A Model of Expansion

      3.1 An Interpreter

      3.2 A Parser

      3.3 Desugaring

      3.4 Quasiquotation

      3.5 Macros

      3.6 Exercises