ANSI Common Lisp   14 Conses

14.1 Cons Concepts

A cons is a compound data object having two components called the car and the cdr.

Depending on context, a group of connected conses can be viewed in a variety of different ways. A variety of operations is provided to support each of these various views.

14.1.1  Conses as Trees
14.1.2  Conses as Lists