3 Evaluation and Compilation 3.1 Evaluation 3.1.2 The Evaluation Model 220.127.116.11 Form Evaluation
18.104.22.168.3 Self-Evaluating Objects
A form that is neither a symbol nor a cons is
defined to be a self-evaluating object. Evaluating
such an object yields the same object
as a result.
Certain specific symbols and conses might also happen
to be "self-evaluating" but only as a special case of a more
general set of rules for the evaluation of symbols and
conses; such objects are not considered to be
The consequences are undefined if literal objects (including
self-evaluating objects) are destructively modified.
22.214.171.124.3.1 Examples of Self-Evaluating Objects