Lists (Guile Reference Manual)

6.6.9 Lists

A very important data type in Scheme—as well as in all other Lisp dialects—is the data type list.⁹

This is the short definition of what a list is:

Either the empty list (),
or a pair which has a list in its cdr.

List Read Syntax
List Predicates
List Constructors
List Selection
Append and Reverse
List Modification
List Searching
List Mapping

Footnotes

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Strictly speaking, Scheme does not have a real datatype list. Lists are made up of chained pairs, and only exist by definition—a list is a chain of pairs which looks like a list.