"Returns the root of the nearest integer less than n which is a perfect
square."
(declare (type unsigned-byte n) (values unsigned-byte))
- ;; theoretically (> n 7), i.e., n-len-quarter > 0
+ ;; Theoretically (> n 7), i.e., n-len-quarter > 0.
(if (and (fixnump n) (<= n 24))
(cond ((> n 15) 4)
((> n 8) 3)