Major Section: ACL2-BUILT-INS
For a string x, (string-downcase x) is the result of applying
char-downcase to each character in x.
The guard for string-downcase requires its argument to be a string
containing only standard characters.
String-downcase is a Common Lisp function. See any Common Lisp
documentation for more information.
To see the ACL2 definition of this function, see pf.
