The Little Schemer

The Little Schemer
The Little SchemerDaniel P. Friedman Matthias Felleisen Duane Bibby

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Amazonで詳しく見る
by G-Tools

Amazonさんから届いた。結構軽い本だから電車とかで読むのも悪くないかもしれない。洋書だけど、そんな難しい英語はなさそうだからそんなに苦労はなさそう。

The Five Rules

The Law of Car
The primitive car is defined only for non-empty lists.
The Law of Cdr
The primitive cdr is defined only for non-empty lists. The cdr of any non-empty list is always another list.
The Law of Cons
The primitive cons takes two arguments. The second argument to cons must be a list. The result is a list.
The Law of Null?
The primitive null? is defined only for lists.
The Law of Eq?
The primitive eq? takes two arguments. Each must be a non-numeric atom.