Variable: footnote-english-upper-regexp
footnote-english-upper-regexp is a variable defined in footnote.el.gz.
Value
"[A-Z]+"
Documentation
Regexp for upper case English alphabet.
Source Code
;; Defined in /usr/src/emacs/lisp/mail/footnote.el.gz
(defconst footnote-english-upper-regexp "[A-Z]+"
"Regexp for upper case English alphabet.")