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Abstraction and Interpretation: Reading Guide

Primary source and scope​

Use Structure and Interpretation of Computer Programs for environments, closures, evaluation order, and interpreters. Find these topic headings in your edition; section numbering can differ. Start with the module concepts and worked examples.

Read actively​

Follow the environment model and evaluator sections with frame diagrams. Separate the environment at function definition from the caller's environment.

When to stop and when to go deeper​

For the compact path, stop once you can solve the transfer task, explain its assumptions, and pass the guided lab. For the full-book path, this assignment is a checkpoint within your scheduled whole-book reading, not permission to skip the remaining book. Additional sources belong in a question log until they address a specific failure.

Required executable-language extension​

Complete Lexical scope and evaluator contracts and LI1–LI6. This replaces the former 3–4-hour guided interpreter exercise; all other original practice remains required.