4.1 The Metacircular Evaluator

4.1.6 Internal Definitions

Exercises:

• 4.16 . Implement the method for interpreting internal definitions
• 4.17 . Draw diagrams of the environment
• 4.18 . Alternative strategy for scanning out definitions
• 4.19 . Implement internal definitions
• 4.20 . Special form of letrec
• 4.21 . Recursive procedures without using letrec